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Script
03-15-08, 03:09 PM
"Never underestimate the difficulty of changing false beliefs by facts." -Henry Rosovski



Facts are stubborn things. Perhaps you think it would be prudent to abandon what we know to be factually true and embrace contrary emotional beliefs? Do you think through your position before you post?



"Some things are believed because they are demonstrably true. But many other things are are believed because they are consistent with a widely held vision of the world-- and this vision is accepted as a substitute for facts." Thomas Sowell; Economic Facts and Fallacies

It would be a wise man who made sure his vision of the world corresponded with how the world actually works. There is a value in dismissing false emotional beliefs. If those beliefs are demonstrably false, why keep them? To what end would you cling to them? We all have enough difficulties without that too.

Am I to conclude that you are a wise man? :rolleyes:

Your ponderous, irrelevant quotations aside, I'll venture that you hold numerous unprovable beliefs and choose to call them facts. You probably would have made a good missionary back when the bible was used as a cudgel to destroy cultures and races. ;)

Why should anyone think through their position before posting when you and others already have all the 'facts' and we primitive tribes need only adopt your 'facts' as ours and we will be saved. :p

I'm amazed at the amount of rhetoric and opinions that the extremists put forward as fact.

In my world, facts require substantiation and supporting data. Not louder shouts and 'consensus' by proclamation to make them so.

Since when do facts rule? You must be living in some dream world. :D

The Human Car
03-15-08, 04:10 PM
...arguing that vehicular cyclists have to disobey those instructions [rules of the road], is clear proof that bike-lane stripes contradict the rules of the road.

The contradiction is between what the bike-lane stripe tells the public and the rules of the road for drivers of vehicles.

I can't be bothered to (re???)answer this question.

Your assertion is that a VC has to disobey the rules of the road only when a bike lane is present. And these rules of the road exist in the mind of the public. So therefore anytime a cyclists is riding where the general public does not expect/desire a cyclist, it is the cyclists alone who is contradicting/disobeying the rules of the road. Sorry but I am not buying this argument.

You seem to confuse "rules of the road" as outlined by laws and driver of vehicle instructions with the desire of the motoring public to see us out of their way. You seem to conveniently switch definitions to suite whatever purpose you have in mind. My apologizes to comprehend such a convoluted argument.

Rules of the road as outlined by laws and driver of vehicle instructions allow a cyclist to leave the right side of the roadway whether a bike lane is present or not.

Rules of the road as defined by what the general public expects/desires a cyclist to stay to the far right whether a bike lane is present or not.

Please pick a definition and stick with it.

Using the former definition a VC can ride safely while obeying the rules of the road whether a bike lane is present or not.

Using the latter definition a VC can only ride safely while disobeying the rules of the road whether a bike lane is present or not.

Summary: No difference in regards to "rules of the road" with bike lanes or without.

John Forester
03-15-08, 04:20 PM
THC's basic principles:
Reality can be proven.
Arguments that rely on pontifications, exaggerations and abstractions are highly suspect of being just superstitions.

Despite how many principles you pontificate the reality is bike lanes do not increase accidents. You can try all you want to make up some fantasy world where bike lanes might, maybe, possibly be something different but it comes down to it is you that are selling silly arguments that are full of superstitions.

other stuff snipped



Boy, and stated in purple prose, no less. "Reality can be proven." What a claim, indeed. Which school of philosophy do you belong to, from which you have acquired such a belief?

However I will grant you a bit of grace in answering my obvious question about the subject under discussion. Upon what extremely strong evidence do you base your advocacy of bike lanes?



Enough about yourself. Well, not quite. You claim that I am "selling silly arguments that are full of superstitions." With your emphasis on a reality that can be proved, surely you have the facts to demonstrate the validity of your claim. Please identify the superstitions that fill my arguments, and what characteristics make my arguments silly. I am quite prepared to consider whatever facts you present.

John Forester
03-15-08, 05:06 PM
Your assertion is that a VC has to disobey the rules of the road only when a bike lane is present. And these rules of the road exist in the mind of the public. So therefore anytime a cyclists is riding where the general public does not expect/desire a cyclist, it is the cyclists alone who is contradicting/disobeying the rules of the road. Sorry but I am not buying this argument.

You seem to confuse "rules of the road" as outlined by laws and driver of vehicle instructions with the desire of the motoring public to see us out of their way. You seem to conveniently switch definitions to suite whatever purpose you have in mind. My apologizes to comprehend such a convoluted argument.

Rules of the road as outlined by laws and driver of vehicle instructions allow a cyclist to leave the right side of the roadway whether a bike lane is present or not.

Rules of the road as defined by what the general public expects/desires a cyclist to stay to the far right whether a bike lane is present or not.

Please pick a definition and stick with it.

Using the former definition a VC can ride safely while obeying the rules of the road whether a bike lane is present or not.

Using the latter definition a VC can only ride safely while disobeying the rules of the road whether a bike lane is present or not.

Summary: No difference in regards to "rules of the road" with bike lanes or without.


My original statement was: "That argument is more illogical malarkey. Claiming that the operating instructions produced in drivers' minds by the bike-lane stripe agree with the rules of the road, when simultaneously arguing that vehicular cyclists have to disobey those instructions, is clear proof that bike-lane stripes contradict the rules of the road."

It is quite clear that I was stating your argument, not mine, up to the conclusion. I concluded that if you (or whoever it was) are confused about the effect of the bike-lane stripe, that is pretty good proof that the concept produced by the stripe violates the rules of the road.

And I am utterly astonished by the first part of your argument, that I confuse the rules of the road with the publics' desire to have us out of their way. I can say only that such a thought has never crossed my mind.

But I do understand the argument that you are making. You argue that, in the mind of the public, the bike-lane stripe has no greater significance than the mythical zone that demarcates being "as close as practicable" to the edge of the road. OK, I'll bite, but whether I bite on your bait or bite you and your argument remains to be seen.

I think that your argument is more malarkey. Just visually, the bike-lane stripe is clearly obvious, while the individual member of the public has no clear idea of what constitutes as close as practicable, and the sum of all the individual views is even more diffuse. Furthermore, that stripe was put there by a government organization that is charged with the responsibility of acting properly, according to standards applied with good judgment. As such, the stripe must be given, and treated with, the respect appropriate to such official products. Also, the stripe provides a clear and precise demarcation between the area in which a cyclist is safe and the area in which he is in danger. Any item with that function is granted a great deal of respect. Still more, bike-lane stripes were placed there as the result of considerable effort exercised by the public toward the government. Since so many people believe that bike-lane stripes are worth exerting such personal effort, a bike-lane stripe must carry great significance. Since so many people believe that bike-lane stripes make cycling safe, there must be a great deal of truth in that belief.

For all of these reasons, I think that a bike-lane stripe carries much more significance in the mind of the general public than does the rather vaguely defined zone that is "as close as practicable" to the edge of the road.

The Human Car
03-15-08, 06:01 PM
Boy, and stated in purple prose, no less. "Reality can be proven." What a claim, indeed. Which school of philosophy do you belong to, from which you have acquired such a belief?

However I will grant you a bit of grace in answering my obvious question about the subject under discussion. Upon what extremely strong evidence do you base your advocacy of bike lanes?

Enough about yourself. Well, not quite. You claim that I am "selling silly arguments that are full of superstitions." With your emphasis on a reality that can be proved, surely you have the facts to demonstrate the validity of your claim. Please identify the superstitions that fill my arguments, and what characteristics make my arguments silly. I am quite prepared to consider whatever facts you present.

There are three kinds of people in this world, those who can count and those who can't.

Similarly there are three kinds of cycling advocates, those who are for bike lanes and those who are against.

Since you are against bike lanes and we are having this discussion you erroneously assume that I must be for bike lanes, since there can only be two types of people in this world since obviously I can't count. :p

Ah, but what if I really can count and there is more then two types of bicycling advocates? You seem to have a childish expectation that everything must be ether good or bad and nothing can be neutral. But with scientific inquiry we can determine if there is a correlation between thing A and thing B or not. If there is no correlation then there is no good or bad about what was studied it simply has no influence or is neutral. This is the world of mathematical science and the discipline of statistics. This is my "philosophy" and you trying to discredit that discipline only discredits yourself in trying to use unproven methods for proof.

In plain in simple terms their is no correlation between bike lanes and the increase or decrease in bicycle crashes therefore bike lanes are for all practical purposes neutral in regards to cyclists safety.

As much as you have a disdain for people who try to infer that bike lanes increase safety by using silly arguments, I have a disdain for people who try to infer that bike lanes decrease safety by using silly arguments. Without a correlation no inference can be made.

Attempting to make an inference that bike lanes decrease cyclists safety is where you begin to introduce "silly" arguments, you need to first prove a correlation which you have not. I could go into more detail but that would only detract from the main error.

WaltPoutine
03-15-08, 07:27 PM
There are three kinds of people in this world, those who can count and those who can't.

Oh man, such binary thinking! There are actually 10!

The Human Car
03-15-08, 08:01 PM
My original statement was: "That argument is more illogical malarkey. Claiming that the operating instructions produced in drivers' minds by the bike-lane stripe agree with the rules of the road, when simultaneously arguing that vehicular cyclists have to disobey those instructions, is clear proof that bike-lane stripes contradict the rules of the road."

It is quite clear that I was stating your argument, not mine, up to the conclusion. I concluded that if you (or whoever it was) are confused about the effect of the bike-lane stripe, that is pretty good proof that the concept produced by the stripe violates the rules of the road.

[snip]

First and foremost it is you that inserted "vehicular cyclists have to disobey" the rules of the road. Please provide a situation with a bike lane and the rule of the road that is being violated by a VC AND stop and desist attributing such a nonsensical statement to me.

So far all the pretty good proof we have is that you need to insert stuff into others peoples statements in order to discredit them, that is a shameful ploy. Please back up you assertion for this conversation to continue.

John Forester
03-15-08, 08:34 PM
There are three kinds of people in this world, those who can count and those who can't.

Similarly there are three kinds of cycling advocates, those who are for bike lanes and those who are against.

Since you are against bike lanes and we are having this discussion you erroneously assume that I must be for bike lanes, since there can only be two types of people in this world since obviously I can't count. :p

Ah, but what if I really can count and there is more then two types of bicycling advocates? You seem to have a childish expectation that everything must be ether good or bad and nothing can be neutral. But with scientific inquiry we can determine if there is a correlation between thing A and thing B or not. If there is no correlation then there is no good or bad about what was studied it simply has no influence or is neutral. This is the world of mathematical science and the discipline of statistics. This is my "philosophy" and you trying to discredit that discipline only discredits yourself in trying to use unproven methods for proof.

In plain in simple terms their is no correlation between bike lanes and the increase or decrease in bicycle crashes therefore bike lanes are for all practical purposes neutral in regards to cyclists safety.

As much as you have a disdain for people who try to infer that bike lanes increase safety by using silly arguments, I have a disdain for people who try to infer that bike lanes decrease safety by using silly arguments. Without a correlation no inference can be made.

Attempting to make an inference that bike lanes decrease cyclists safety is where you begin to introduce "silly" arguments, you need to first prove a correlation which you have not. I could go into more detail but that would only detract from the main error.

On the basis of this latest posting, you clearly have little understanding of philosophy and little more than that of statistics. And, equally clearly, you have not paid attention to what I have written about bike lanes and car-bike collisions.

It appears that you think that I have been trying to prove that bike-lane stripes significantly increase car-bike collisions. I have never so held; I don't know why you think that I have made that claim. I repeat, that it is obvious that bike-lane stripes can make only a very small reduction in car-bike collisions of the motorist-overtaking-cyclist types, while they probably increase those involving turning and crossing traffic, and that the balance is probably a slight increase. No more than that is justified, in my opinion. You claim that my position is wrong because it has not been shown by empiric data. That is no a valid claim. Nobody has done a study to determine these things, so there is no empiric data to be used by either side, and it may be that the effect is insufficiently large to be detectable by the usual kind of study. If such data emerge, then they will govern, but until then we need to use our best judgment.

So that has been your reason for inventing what I term silly, meaning unrealistic, arguments about driving skills and the like? Thinking that I was trying to prove by argument an effect that can be determined only by empiric data? That was not my intent at all. I have repeatedly stated that the major problem regarding American bicycle transportation is that very few American bicyclists operate in the known proper manner, which is vehicular cycling, operating in accordance with the rules of the road. A major cause of this failure is the belief that cyclists should not so operate, that it requires extreme courage, skill, and physical power. And that belief was first fostered by the motoring organizations to serve their own interests, then it became publicly accepted as necessary faith, and then justified the bike way program. The bike-lane part of the bikeway program amplifies this superstition and, also, confuses people as to the proper way to operate. While the safety effect is not large, the political, social, and psychological effects are large. That's primarily what's wrong with the government's bikeway program, that is founded on, and thereby magnifies, the harmful superstitions about bicycling in traffic. I reached this conclusion some twenty years ago, or more, and I have frequently reiterated it.

John Forester
03-15-08, 08:39 PM
I wrote: "My original statement was: "That argument is more illogical malarkey. Claiming that the operating instructions produced in drivers' minds by the bike-lane stripe agree with the rules of the road, when simultaneously arguing that vehicular cyclists have to disobey those instructions, is clear proof that bike-lane stripes contradict the rules of the road."

It is quite clear that I was stating your argument, not mine, up to the conclusion. I concluded that if you (or whoever it was) are confused about the effect of the bike-lane stripe, that is pretty good proof that the concept produced by the stripe violates the rules of the road.

[snip]


First and foremost it is you that inserted "vehicular cyclists have to disobey" the rules of the road. Please provide a situation with a bike lane and the rule of the road that is being violated by a VC AND stop and desist attributing such a nonsensical statement to me.

So far all the pretty good proof we have is that you need to insert stuff into others peoples statements in order to discredit them, that is a shameful ploy. Please back up you assertion for this conversation to continue.

Read what I wrote. I referred to the "instructions" produced in drivers' minds by the bike-lane stripe, and then I explicitly referred again to vehicular cyclists, by your own argument, having to violate those same "instructions". I did not say that the vehicular cyclists violated the rules of the road. Had I meant that I would have written it.

The Human Car
03-16-08, 12:28 AM
I wrote: "My original statement was: "That argument is more illogical malarkey. Claiming that the operating instructions produced in drivers' minds by the bike-lane stripe agree with the rules of the road, when simultaneously arguing that vehicular cyclists have to disobey those instructions, is clear proof that bike-lane stripes contradict the rules of the road."

It is quite clear that I was stating your argument, not mine, up to the conclusion. I concluded that if you (or whoever it was) are confused about the effect of the bike-lane stripe, that is pretty good proof that the concept produced by the stripe violates the rules of the road.

[snip]

Read what I wrote. I referred to the "instructions" produced in drivers' minds by the bike-lane stripe, and then I explicitly referred again to vehicular cyclists, by your own argument, having to violate those same "instructions". I did not say that the vehicular cyclists violated the rules of the road. Had I meant that I would have written it.

Read what I wrote! I make no mention of mind reading or disobeying what other people think. Those are your assertions so please make that clear and do not attribute it to me.

So are you arguing that '"instructions" in drivers' minds' is in direct contradiction to the rules of the road?

I'm having trouble locating my copy of "Instructions in drivers' minds" manual, could you please cite a reference or enumerate what the heck you are talking about. Please produce this document for your "clear proof that bike-lane stripes contradict the rules of the road." And how it supersedes the rules of the road. Otherwise you are just making stuff up.

The Human Car
03-16-08, 12:30 AM
Oh man, such binary thinking! There are actually 10!

Can you imagine if there were twice as many, 100! ;)

Bekologist
03-16-08, 05:57 AM
A TACIT and clear endorsement of bike infrastructure from the mighty VC poobah and naysayer john forstor!!!!!

........

A compromise has been suggested by Dan Gutierrez that has my support. The end result of the compromise, of course, must have two sides. The operational side is to be that all cyclists be allowed to operate according to the rules of the road for drivers of vehicles, without the bicyclist only restrictions that now apply to the side-of-the-road, to bike lanes, and to side paths. Equally for motorists must be allowed to cross or enter bike lanes whenever required by the rules of the road for drivers of vehicles.....


wow. its really that simple? its taken john decades of stonewalling to come to a grip with facilities implementation? all a community or state has to do is eliminate mandatory sidepath laws, and let cars cross bike lanes when needed?

:eek: a shocker :eek: all AASHTO compliant bike lanes in Washington state meet johns approval. john forstor endorses bike lanes!!!!!!

joejack951
03-16-08, 06:04 AM
Read what I wrote! I make no mention of mind reading or disobeying what other people think. Those are your assertions so please make that clear and do not attribute it to me.

So are you arguing that '"instructions" in drivers' minds' is in direct contradiction to the rules of the road?

I'm having trouble locating my copy of "Instructions in drivers' minds" manual, could you please cite a reference or enumerate what the heck you are talking about. Please produce this document for your "clear proof that bike-lane stripes contradict the rules of the road." And how it supersedes the rules of the road. Otherwise you are just making stuff up.

As an outside looking in on this conversation, maybe I can shed some light on what John is trying to say.

John can correct me if I'm wrong but here is how I read his logic (which makes perfect sense to me):

1. Bike lanes give motorists the instruction that cyclists should always stay to the right even when that position would put them to the right of right turning motorists.
2. The vehicular cyclist who proceeds to leave the bike lane to position himself to the left of right turning traffic is seen by motorists as disobeying the basic instruction of bike lanes (cyclists stay to the right).
3. This instruction is in direct contradiction to the rules of the road (right turning traffic should be on the right and straight to the left of right turning traffic) and highlights the most obvious fault in bike lane striping, which is the number one reason (and possibly the only significant reason) that John objects to bike lanes.
4. Whenever John speaks about bike lanes as increasing the danger of cycling, it is an assumption based on the fact that bike lanes give the instruction to disobey the rules of the road and that instruction is an inherent risk when operating a vehicle on the road.

The Human Car
03-16-08, 07:43 AM
As an outside looking in on this conversation, maybe I can shed some light on what John is trying to say.

John can correct me if I'm wrong but here is how I read his logic (which makes perfect sense to me):

1. Bike lanes give motorists the instruction that cyclists should always stay to the right even when that position would put them to the right of right turning motorists.
2. The vehicular cyclist who proceeds to leave the bike lane to position himself to the left of right turning traffic is seen by motorists as disobeying the basic instruction of bike lanes (cyclists stay to the right).
3. This instruction is in direct contradiction to the rules of the road (right turning traffic should be on the right and straight to the left of right turning traffic) and highlights the most obvious fault in bike lane striping, which is the number one reason (and possibly the only significant reason) that John objects to bike lanes.
4. Whenever John speaks about bike lanes as increasing the danger of cycling, it is an assumption based on the fact that bike lanes give the instruction to disobey the rules of the road and that instruction is an inherent risk when operating a vehicle on the road.

JoeJack thanks for the comment, if that is indeed John's concerns then this is my response:

1. Not an AASHTO bike lane
2. Not an AASHTO bike lane
3. Not an AASHTO bike lane
4. Not an AASHTO bike lane

So basically John is against (what should be) nonexistent type of bike lanes.

WaltPoutine
03-16-08, 08:55 AM
2. Not an AASHTO bike lane


I'll forgo commenting on the others as this is the one where I think you repeatedly don't appreciate the point. It doesn't matter what AASHTO standards or the actual rules of the road say in terms of motorist perception of what bike lanes mean. If you paint a bike lane stripe on the road then motorists are going to think that it means that we should not be leaving the lane. You can have all the bureaucratically mandated standards you like but if you create a confusing situation by adding complexity to the roadway markings then motorists will interpret the confusion to suit their own ends. (This is natural and not a behavior unique to motorists.)

There are mountains of anecdotal evidence to confirm this, some of it my own. The bike lane stripe reinforces (or as JF put it above "amplifies") incorrect motorist assumptions about bicycle positioning.

It might be possible to perform a massive re-education effort (of both motorists and cyclists) to make the nuanced and non-intuitive behavior which you recommend for safe bike lane travel (namely leaving it frequently in order to position oneself properly at every intersection). You, however, have dismissed the probability that such re-education efforts can succeed for the simpler case of merely following the existing non-striped destination+speed-positioning behaviors.

So what you are proposing is to create a situation which requires more explanation while simultaneously denying that such explanation is likely to happen. I really, and honestly don't get why you're so hot for such a dodgy outcome.

I-Like-To-Bike
03-16-08, 09:20 AM
I wrote: "My original statement was: "That argument is more illogical malarkey. Claiming that the operating instructions produced in drivers' minds by the bike-lane stripe agree with the rules of the road, when simultaneously arguing that vehicular cyclists have to disobey those instructions, is clear proof that bike-lane stripes contradict the rules of the road."

It is quite clear that I was stating your argument, not mine, up to the conclusion. I concluded that if you (or whoever it was) are confused about the effect of the bike-lane stripe, that is pretty good proof that the concept produced by the stripe violates the rules of the road.

[snip]




Read what I wrote. I referred to the "instructions" produced in drivers' minds by the bike-lane stripe, and then I explicitly referred again to vehicular cyclists, by your own argument, having to violate those same "instructions". I did not say that the vehicular cyclists violated the rules of the road. Had I meant that I would have written it.

I am much happier ignoring (or laughing at) this kind of "stuff" from self proclaimed bicycling wizards and would recommend that others interested in being happier do the same. Don't waste time trying to reason with the generators of this kind of malarkey.

dynodonn
03-16-08, 09:23 AM
I'll forgo commenting on the others as this is the one where I think you repeatedly don't appreciate the point. It doesn't matter what AASHTO standards or the actual rules of the road say in terms of motorist perception of what bike lanes mean. If you paint a bike lane stripe on the road then motorists are going to think that it means that we should not be leaving the lane. You can have all the bureaucratically mandated standards you like but if you create a confusing situation by adding complexity to the roadway markings then motorists will interpret the confusion to suit their own ends. (This is natural and not a behavior unique to motorists.)

There are mountains of anecdotal evidence to confirm this, some of it my own. The bike lane stripe reinforces (or as JF put it above "amplifies") incorrect motorist assumptions about bicycle positioning.

It might be possible to perform a massive re-education effort (of both motorists and cyclists) to make the nuanced and non-intuitive behavior which you recommend for safe bike lane travel (namely leaving it frequently in order to position oneself properly at every intersection). You, however, have dismissed the probability that such re-education efforts can succeed for the simpler case of merely following the existing non-striped destination+speed-positioning behaviors.

So what you are proposing is to create a situation which requires more explanation while simultaneously denying that such explanation is likely to happen. I really, and honestly don't get why you're so hot for such a dodgy outcome.



I'll add to this with some of my anecdotal experiences, even on sections of roadway where there are no bikelanes present, motorists' perceptions of where I should be positioned are only reinforced by what bike lanes that they have observed. Unfortunately, the majority of bike lanes here locally are either in the door zone or share with the gutter pan.

genec
03-16-08, 09:42 AM
As an outside looking in on this conversation, maybe I can shed some light on what John is trying to say.

John can correct me if I'm wrong but here is how I read his logic (which makes perfect sense to me):

1. Bike lanes give motorists the instruction that cyclists should always stay to the right even when that position would put them to the right of right turning motorists.
2. The vehicular cyclist who proceeds to leave the bike lane to position himself to the left of right turning traffic is seen by motorists as disobeying the basic instruction of bike lanes (cyclists stay to the right).
3. This instruction is in direct contradiction to the rules of the road (right turning traffic should be on the right and straight to the left of right turning traffic) and highlights the most obvious fault in bike lane striping, which is the number one reason (and possibly the only significant reason) that John objects to bike lanes.
4. Whenever John speaks about bike lanes as increasing the danger of cycling, it is an assumption based on the fact that bike lanes give the instruction to disobey the rules of the road and that instruction is an inherent risk when operating a vehicle on the road.

Actually to this response I have noted that the "issue" mentioned in the first two items seems to be motorists...

buzzman
03-16-08, 11:24 AM
If you paint a bike lane stripe on the road then motorists are going to think that it means that we should not be leaving the lane.

there is much talk in the these threads about demonstrable evidence, study and statistics as a foundation for the arguments that people make. What evidence can you provide, other than anecdotal, assumption or out and out mind reading to support your assertion?

Since we are operating in the realm of non-statistical "evidence" I will provide the following observation based on my own anecdotal experience of riding bike lanes in NYC. I use bike lanes when they serve me and exit them and take the lane when they do not. Drivers seem to care little whether I am in the bike lane and "out of their way" or in the lane with them. I am simply part of the flow of traffic. Bike lanes in NYC are treated much in the way bus lanes are- there is no expectation that buses will travel only in the bus lane but that other traffic is restricted from using that lane. A rule NYC drivers seem to disregard with great regularity though there is increasing support for more enforcement due to the demonstrable efficacy of NYC's bike lanes (see the 2006 NYC Bike Study (http://www.nyc.gov/html/dot/downloads/pdf/bicyclefatalities.pdf)).
I have posted this link before but to observe my use of bike lanes and the response of traffic to how I ride here's some video I shot last summer: http://www.youtube.com/watch?v=bcIAluwR9ws

Granted in locations where the bike lane is less apt to be blocked by traffic, pedestrians and what have you there may be an expectation on the part of motorists that the bicyclist would remain in the lane but that, for me, is no different than the VC concept of riding predictably. Even without a bike lane a driver might logically expect the cyclist to ride in roughly a straight line of travel unless there were some obvious obstacle in their path or an indication or signal given that they would be changing that path. Why should this be any different when a bike lane is present?

dynodonn
03-16-08, 11:48 AM
there is much talk in the these threads about demonstrable evidence, study and statistics as a foundation for the arguments that people make. What evidence can you provide, other than anecdotal, assumption or out and out mind reading to support your assertion?

Since we are operating in the realm of non-statistical "evidence" I will provide the following observation based on my own anecdotal experience of riding bike lanes in NYC. I use bike lanes when they serve me and exit them and take the lane when they do not. Drivers seem to care little whether I am in the bike lane and "out of their way" or in the lane with them. I am simply part of the flow of traffic. Bike lanes in NYC are treated much in the way bus lanes are- there is no expectation that buses will travel only in the bus lane but that other traffic is restricted from using that lane. A rule NYC drivers seem to disregard with great regularity though there is increasing support for more enforcement due to the demonstrable efficacy of NYC's bike lanes (see the 2006 NYC Bike Study (http://www.nyc.gov/html/dot/downloads/pdf/bicyclefatalities.pdf)).
I have posted this link before but to observe my use of bike lanes and the response of traffic to how I ride here's some video I shot last summer: http://www.youtube.com/watch?v=bcIAluwR9ws

Granted in locations where the bike lane is less apt to be blocked by traffic, pedestrians and what have you there may be an expectation on the part of motorists that the bicyclist would remain in the lane but that, for me, is no different than the VC concept of riding predictably. Even without a bike lane a driver might logically expect the cyclist to ride in roughly a straight line of travel unless there were some obvious obstacle in their path or an indication or signal given that they would be changing that path. Why should this be any different when a bike lane is present?


Are you saying that the motorists in your area are indifferent to a cyclist taking the lane when a bike lane is present? I'm not referring to making a left turn or passing an obstruction in the bike lane, but just taking the lane for no paticular reason, if so, send some of them my way.

John Forester
03-16-08, 01:31 PM
I'll forgo commenting on the others as this is the one where I think you repeatedly don't appreciate the point. It doesn't matter what AASHTO standards or the actual rules of the road say in terms of motorist perception of what bike lanes mean. If you paint a bike lane stripe on the road then motorists are going to think that it means that we should not be leaving the lane. You can have all the bureaucratically mandated standards you like but if you create a confusing situation by adding complexity to the roadway markings then motorists will interpret the confusion to suit their own ends. (This is natural and not a behavior unique to motorists.)

There are mountains of anecdotal evidence to confirm this, some of it my own. The bike lane stripe reinforces (or as JF put it above "amplifies") incorrect motorist assumptions about bicycle positioning.

It might be possible to perform a massive re-education effort (of both motorists and cyclists) to make the nuanced and non-intuitive behavior which you recommend for safe bike lane travel (namely leaving it frequently in order to position oneself properly at every intersection). You, however, have dismissed the probability that such re-education efforts can succeed for the simpler case of merely following the existing non-striped destination+speed-positioning behaviors.

So what you are proposing is to create a situation which requires more explanation while simultaneously denying that such explanation is likely to happen. I really, and honestly don't get why you're so hot for such a dodgy outcome.

I think that a little amplification is desirable here. The message that bike-lane tripes give is given to all, be they motorists, cyclists, or the general public. It is that cyclists should be to the right of the stripe and motorists to the left of the stripe, and that these placements are necessary for cyclist safety.

WaltPoutine
03-16-08, 03:59 PM
there is much talk in the these threads about demonstrable evidence, study and statistics as a foundation for the arguments that people make. What evidence can you provide, other than anecdotal, assumption or out and out mind reading to support your assertion?

The only evidence which I can provide is anecdotal. That's why I called it anecdotal. If I had strong evidence which proved that (by taking a motoring population which had never been exposed to deceitful bikelane propaganda, splitting it into three cohorts and exposing them respectively to: 1)roads with bikelanes; 2) roads without bikelanes; 3) roads with a mix) then I'd have mentioned it.

Unfortunately such a non-propagandized motoring population exists in the same alternate reality which is paved with non-dangerous, non-inconveniencing bike lanes. It might have existed 30 years ago before you guys got going on your fear trip but I doubt it exists anywhere now. Among the most infuriating anecdotal experiences I've had involved a lady who sat behind me blowing her horn after I'd carefully taken an appropriate position at an intersection. After I'd explained the rules of the road to her and the reason this was safer for me and she stopped blustering she apologized and then explained that it was scary to see me out of the bike lane for my own safety.

Although it's correct to be skeptical of anecdotal evidence as proof it can also be pretty foolish to ignore some of it.

WaltPoutine
03-16-08, 04:08 PM
t Even without a bike lane a driver might logically expect the cyclist to ride in roughly a straight line of travel unless there were some obvious obstacle in their path or an indication or signal given that they would be changing that path. Why should this be any different when a bike lane is present?

As you've so pithily pointed someone familiar with the normal behavior of traffic would expect other traffic to be travelling in a straight line at a certain distance from the edge of the roadway unless there are other factors at work. That's normal. That's expected. That's the way things are now. ...... so, the extra stripe on the road must mean something else ... right? Otherwise why put it there? What? It means something different from the other solid striped lanes? It means that cyclists can behave completely differently and go in and out at will (which is pretty weird if they're going in a straight line as you suggest) but that other vehicles can't? Well durn it that's different from every other solid striped line on the road and I'm real sorry for running you down but I just didn't expect it. Now get out of my way back into your special kiddy bike zone and be safe in there.

buzzman
03-16-08, 09:11 PM
As you've so pithily pointed someone familiar with the normal behavior of traffic would expect other traffic to be travelling in a straight line at a certain distance from the edge of the roadway unless there are other factors at work. That's normal. That's expected. That's the way things are now. ...... so, the extra stripe on the road must mean something else ... right? Otherwise why put it there? What? It means something different from the other solid striped lanes? It means that cyclists can behave completely differently and go in and out at will (which is pretty weird if they're going in a straight line as you suggest) but that other vehicles can't? Well durn it that's different from every other solid striped line on the road and I'm real sorry for running you down but I just didn't expect it. Now get out of my way back into your special kiddy bike zone and be safe in there.

Did you look at my use of a bike lane in the video? I move in and out of the lane because it's blocked with cabs, pedestrians or is just not serving me- no problem. It's just a lane, a specially marked lane for bikes, it's not a boogy man, not a special kiddy zone it's just another lane that cars should not be in- unfortunately, that is often ignored but NYC is making efforts to enforce the rule that cars should not be in it- there is not, so far as I have encountered, any effort to force cyclists into it.

So the striping means leave that space for bikes. Don't drive your car there. In NYC it means when there's gridlock cyclists should have an advantage. You see the problem is without the striping every possible inch of road space is filled with cars creeping their way along. It has more to do with keeping autos out of the bike lane than forcing bikes into it.

Given that 93% of NYC cyclists report preferring streets with bike lanes when riding on streets in NYC (2006 NYC bike survey (http://www.nyc.gov/html/dcp/pdf/transportation/bike_survey.pdf)) you would be in the small minority of cyclists who would prefer streets without bike lanes- why do you think that is? What is it that you know that so many other cyclists don't?

Perhaps in your area or other areas it's different. NYC is still adapting to bike lanes I'm just telling you what I've experienced, which is far removed from the "propaganda/fear mongering" that you describe.

30 years ago before you guys got going on your fear trip...

BTW, I was riding 30 years ago (pre-bike lanes) and encountered drivers just as you described that honked at me stopped in the lane positioned where I should be- that kind of driver behavior has little to do with bike lanes or not- it's just ignorance. I have to laugh at the "you guys got going on your fear trip..." and the "special kiddy lanes" comments. Given the amount of riding I've done in my life time and the broad spectrum of places and conditions I've ridden in I would not classify myself as on a "fear trip".

I suppose when your anti-bike lane argument is so weak you feel the need to bolster it with petty inaccuracies.

ChipSeal
03-17-08, 12:48 AM
Given that 93% of NYC cyclists report preferring streets with bike lanes when riding on streets in NYC (2006 NYC bike survey (http://www.nyc.gov/html/dcp/pdf/transportation/bike_survey.pdf)) you would be in the small minority of cyclists who would prefer streets without bike lanes in New York City- why do you think that is? What is it that you know that so many other cyclists don't?

Perhaps in your area or other areas it's different. NYC is still adapting to bike lanes I'm just telling you what I've experienced, which is far removed from the "propaganda/fear mongering" that you describe.

What you have experienced is far removed from where I live. What works in NYC is not likely to be ideal in the rest of the USA. NYC is an outlier of American society. For example, one out of four people in NYC get to work on mass transit. The closest city to that rate of users is Chicago with 11%. In fact, 40% of all the people in America who use mass transit live in NYC!

Just as it would be foolish to suggest that NYC adopt the street plan of Dallas with it's NOLs and no curb-side parking, so to it would be for you to say bike lanes would improve things here. (It is of course, a shame, that you New Yorkers can't enjoy the ideal environment for urban cycling like I can! :D)

It may be interesting to know what NYC cyclists prefer, but pretty much irrelevant outside the city. I also find the cycling preferences of the folks in Bogotá interesting, and about as relevant to me as those in New York.

Bekologist
03-17-08, 06:54 AM
.....substutute Chicago, Portland, Denver, Seattle, Minneapolis or other forward thinking cities with "New York City", chipseal.....

bicycling infrastucture supports bicycling. Bicyclists fare best in communities that recognize bikes as unique human powered vehicles and accomodated as such.

The Human Car
03-17-08, 07:11 AM
On the subject of reinforcing the notion that bikes do not belong on the road, my observations of what the top notion makers are: 1) Sidepaths and 2) Roads (areas) with no bike symbols present (bike lanes, share the road signs and signed routes)

My opinion is such that if bike lanes do reinforce the notion then no bike accommodations REALLY reinforce the notion that bikes do not belong on the road.

Personally I think there can be issues if a government tries to accommodate cyclists prodomenitly with only one type of treatment, we need a mix of treatments; bike lanes, share the road signs, signed routes and the new kid on the block sharrows.

When only one kind of treatment is predominant it can then follow that that cyclists can only use that type of road. By mixing things up, the kind of road and where we can be on that road becomes less restrictive in the minds of drivers.

Edit: I forgot to mention the existence of just extra width in the above, that too seems helps create a positive cycling atmosphere.

buzzman
03-17-08, 07:21 AM
What works in NYC is not likely to be ideal in the rest of the USA. NYC is an outlier of American society. For example, one out of four people in NYC get to work on mass transit. The closest city to that rate of users is Chicago with 11%. In fact, 40% of all the people in America who use mass transit live in NYC!

Just as it would be foolish to suggest that NYC adopt the street plan of Dallas with it's NOLs and no curb-side parking, so to it would be for you to say bike lanes would improve things here. (It is of course, a shame, that you New Yorkers can't enjoy the ideal environment for urban cycling like I can! :D)

It may be interesting to know what NYC cyclists prefer, but pretty much irrelevant outside the city. I also find the cycling preferences of the folks in Bogotá interesting, and about as relevant to me as those in New York.

I would argue that Boston, the city I live in much of the year, and several other heavily populated Northeastern cities have much in common with New York but yes, NYC is unique. However, as Bek points out even some Northwest cities have much in common with NYC.

Regardless of that I have often asserted in these threads that different cities require different solutions. It would seem that you and several other "VC for all times and places proponents" are foolish enough to suggest that what may work for you should work for everyone. If bike lanes are working for 93% of the riders in NYC, a city with a population of roughly 9 million people and a substantial rider share that's a lot of bike riders. You and several others dismiss them when you discredit all bike lanes and bike facilities no matter what the location.

John Forester
03-17-08, 09:04 AM
I would argue that Boston, the city I live in much of the year, and several other heavily populated Northeastern cities have much in common with New York but yes, NYC is unique. However, as Bek points out even some Northwest cities have much in common with NYC.

Regardless of that I have often asserted in these threads that different cities require different solutions. It would seem that you and several other "VC for all times and places proponents" are foolish enough to suggest that what may work for you should work for everyone. If bike lanes are working for 93% of the riders in NYC, a city with a population of roughly 9 million people and a substantial rider share that's a lot of bike riders. You and several others dismiss them when you discredit all bike lanes and bike facilities no matter what the location.

You state that: "bike lanes are working for 93% of the riders in NYC". What do you mean by "working"?

noisebeam
03-17-08, 10:23 AM
1. Not an AASHTO bike lane
2. Not an AASHTO bike lane
3. Not an AASHTO bike lane
4. Not an AASHTO bike lane


How did you determine this was not a bike lane that meets AASTHO guidelines? Seems that they fit too.

Al

Ed Holland
03-17-08, 11:42 AM
Bloody hell :cry:

Is this semantics or just nit picking?

My opinion, after reading pages of this: There is NEVER going to be a consensus on facilities or riding technique. Cyclists are such a diverse and disparate category of road users. Proof of this right here - even the advocates can't agree on what constitutes appropriate road design for accommodation of cycles.

I think my time here in A&S is drawing to a close.

Ed

The Human Car
03-17-08, 11:44 AM
Al, On rereading I think I see your point, though number 2 about a cyclists leaving a bike lane to be to the left of right turning traffic that's not AASHTO's recommendation.

So far my experience has been when the bike lanes ends into a merge area, motorist are very cooperative with me where ever I end up, so I have not experienced what has been described.

noisebeam
03-17-08, 11:48 AM
So far my experience has been when the bike lanes ends into a merge area, motorist are very cooperative with me where ever I end up, so I have not experienced what has been described.

But I have not seen any AASTHO guideline for ending BL into merge area. Some diagrams/text show BL ending (but only as an option), but after merging should have already occurred.

Here is what AASTHO text reads about intersections:
"At signalized or stop-controlled intersections with right-turning motor
vehicles, the solid striping to the approach should be replaced with a
broken line with 0.6-m (2-foot) dots and 1.8-m (6-foot) spaces. The
length of the broken line section is usually 15 m to 60 m (50 feet to 200
feet)."
In this above case the bike lane never ends before intersection.

"Since there are usually small volumes of right-turning motor vehicles at
nonsignalized minor intersections with no stop controls, solid bike lane
striping can continue all the way to the crosswalk on the near side of the
intersection."
Here the guidelines is to not end the bike lane or the continuous stripe.

So where does AASTHO indicate to end bike lane stripe before merge area?

Al

ChipSeal
03-17-08, 01:45 PM
I would argue that Boston, the city I live in much of the year, and several other heavily populated Northeastern cities have much in common with New York but yes, NYC is unique. However, as Bek points out even some Northwest cities have much in common with NYC.

Regardless of that I have often asserted in these threads that different cities require different solutions. It would seem that you and several other "VC for all times and places proponents" are foolish enough to suggest that what may work for you should work for everyone. If bike lanes are working for 93% of the riders in NYC, a city with a population of roughly 9 million people and a substantial rider share that's a lot of bike riders. You and several others dismiss them when you discredit all bike lanes and bike facilities no matter what the location.

BikePortland is celebrating the first installation of a bike box. In the reader comment to that story, I ran across a number of posts that might have a bearing on this discussion. To wit:

"BURR- I agree, the SW Broadway bike lane is one of the most hazardous bike facilities in the city of Portland, at least one fatality and countless (mostly unreported) right hooks and doorings have occurred along it since it was installed. The city has been repeatedly asked to remove it, but it apparently is much easier to get bike facilities built than removed in Portland, regardless of their actual safety."

"Matthew- While I'm no fan of the [SW] Broadway bike lane most of the time, (to thin, and too much dooring and right turn action,) in the middle of rush hour it is wonderful. Traffic in the car lanes is moving at a walk, and there is rarely room to split a car lane, but the bike lane allows me to get all the way from Burnside to PSU on one green wave.
I don't want to see it removed, in fact more bike lanes downtown would be a good thing. What I really want is for it to become optional to use the bicycle lane."

"Peejay- I agree with DJ. Bike lanes have a place, but not so much downtown. Another particularly bad one is the part of Jefferson going downhill toward Goose Hollow. I never use it any more, what with the cars stopped in the bike lane, cars opening their doors into the bike lane, cars pulling out into the bike lane, buses sticking their fat asses out into the bike lane while their drivers are taking a break, and lots of right hooking opportunities - all on a steep fast hill where every car is going over the speed limit and most bikes are approaching that limit.
Get rid of all downtown bike lanes, and START ENFORCING THE SPEED LIMIT! That'd work!"

"Coyote- I agree with BURR on this one. Bike lanes downtown are silly.
Tinted windows significantly add to the risk of being doored. Another law that is not enforced."

Here, we have three Portland Oregon cyclists who don't want bike lanes downtown, and even want them removed. The fourth cyclist doesn't want them removed, but he does want the mandatory use law removed, as he rarely uses bike lanes except when traffic is congested.

My point is that riding VC can be used on any public street. Now. Everywhere.

Bike lanes don't work everywhere according to BURR, Matthew, peejay and Coyote. You and several others dismiss these guys when you applaud bike lanes and bike facilities no matter what the location.

It would say that you agree with me and JF, that there are places that bike lanes make sense, and many places that they don't. :D

Allister
03-17-08, 07:22 PM
Bloody hell :cry:

Is this semantics or just nit picking?

My opinion, after reading pages of this: There is NEVER going to be a consensus on facilities or riding technique. Cyclists are such a diverse and disparate category of road users. Proof of this right here - even the advocates can't agree on what constitutes appropriate road design for accommodation of cycles.

I think my time here in A&S is drawing to a close.

Ed

Please don't. The more reasonable people like you we have in here, the better. The zealots are at least good for a laugh.

Allister
03-17-08, 07:37 PM
It would say that you agree with me and JF, that there are places that bike lanes make sense, and many places that they don't. :D[/COLOR][/SIZE][/FONT]

For whatever it's worth, I reckon bikelanes in city traffic are a bit pointless. They use yellow bike symbols here (similar to sharrows) and no lane marking, and only on one or two major streets through the city. They build awareness without limiting where one can ride.

There are, in fact, very few roads that I think would benefit from a bike lane, but they are the most heavily trafficked, and therefore seem more prevalent than they are. If they are implemented properly they add a degree of orderliness to the traffic flows that I appreciate.

That said, there does seem to be a trend here to stick in a bikelane wherever there happens to be room for them, which leads to discontinuous facilities that really benefit no-one but the bikelane-mile-counters in city hall. Those are the contentious ones that we seem to disagree on mostly here.

I see 'bikelanes' here that are little more than a couple of hundred metres long (added prior to and just after an intersection) and think to myself 'why did they even bother?' I see the two choices here is to either make it a continuous lane over the length of the road, to the outside of any turning traffic, or don't put it in at all. I don't really care which.

dynodonn
03-17-08, 08:01 PM
For whatever it's worth, I reckon bikelanes in city traffic are a bit pointless. They use yellow bike symbols here (similar to sharrows) and no lane marking, and only on one or two major streets through the city. They build awareness without limiting where one can ride.

There are, in fact, very few roads that I think would benefit from a bike lane, but they are the most heavily trafficked, and therefore seem more prevalent than they are. If they are implemented properly they add a degree of orderliness to the traffic flows that I appreciate.

That said, there does seem to be a trend here to stick in a bikelane wherever there happens to be room for them, which leads to discontinuous facilities that really benefit no-one but the bikelane-mile-counters in city hall. Those are the contentious ones that we seem to disagree on mostly here.

I see 'bikelanes' here that are little more than a couple of hundred metres long (added prior to and just after an intersection) and think to myself 'why did they even bother?' I see the two choices here is to either make it a continuous lane over the length of the road, to the outside of any turning traffic, or don't put it in at all. I don't really care which.


That pretty much sums it up here in my area, a cyclist either has to ride VC or the sidewalk to connect with a lot of our local bike lanes, I have to ride 2 miles before I encounter my first bike lane, even then it only goes a little more than a mile before it ends, leaving the cyclist with the forementioned choices.

buzzman
03-17-08, 08:27 PM
It would say that you agree with me and JF, that there are places that bike lanes make sense, and many places that they don't. :D[/COLOR][/SIZE][/FONT]

Yes, I would agree that there are places bike lanes make sense and places that they don't. NYC being one of the places where they are working. Are they perfect?- NO! But what infrastructure is perfect.

My point is that riding VC can be used on any public street. Now. Everywhere.

Oh really? I suppose there is some grain of macho-like "I can ride anywhere/anytime" in many of us but, if truth be told, I would say your statement is a stretch. I've ridden on some pretty dicey roads and in a vehicular fashion- would I want to do those roads with regularity or even ever again?- no way. Come up to New England some mid-winter, with ice, potholes, salt and sand, and ride with me on some high traffic volume streets with Boston drivers breaking the speed limit on roads narrowed by snow piled 4' high on either side and ride some VC- I won't say it can't be done but I'd love to see the phony smile on your face when you tell me you enjoyed yourself. And how many riders do you think agree with you on that? Not that the statement would be disproved by that but in terms of increasing rider share and promoting cycling I doubt there would be all that many cyclists willing to jump in that band wagon.

And now despite your claim that John Forester thinks there are places that he feels bike lanes "make sense" he questions me and the 93% of NYC cyclists who prefer them. If they don't make sense in NYC- even though 93% of the cyclists prefer to ride on the streets that have them- where do they make sense to you guys?

You state that: "bike lanes are working for 93% of the riders in NYC". What do you mean by "working"?

#1- 93% of NYC cyclists in the surve (http://www.nyc.gov/html/dcp/pdf/transportation/bike_survey.pdf)y said they preferred streets with bike lanes. The fact that they prefer riding them means that it works for them to have the bike lanes on those streets. For me that means that when I want to get from point A to point B in NYC I deliberately consider those streets as my first choice.

#2- Despite the fact most cyclists (93%) prefer streets with bike lanes- meaning that the majority of cyclists use those streets whenever possible- only one fatality occurred while a cyclist was using a bike lane in the period between 1995-2005 as reported in the 2006 NYC bike safety study (http://www.nyc.gov/html/dot/downloads/pdf/bicyclefatalities.pdf)

So, what part of "working" do you not understand?

buzzman
03-17-08, 08:34 PM
That pretty much sums it up here in my area, a cyclist either has to ride VC or the sidewalk to connect with a lot of our local bike lanes, I have to ride 2 miles before I encounter my first bike lane, even then it only goes a little more than a mile before it ends, leaving the cyclist with the formentioned choices.

If it makes sense to ride "VC" (however you may define it) in the absence of a bike lane then do it- who would argue with that?

So, if the bike lane were available for the entire route- as opposed to only a portion- would you ride it?

From your comment I get the sense you are not against the bike lane so much as you are against the fact that there is so little of it and it is difficult to gain access to- problems that I think many of us agree are intolerable.

buzzman
03-17-08, 08:47 PM
For whatever it's worth, I reckon bikelanes in city traffic are a bit pointless.

For me it depends on the city. In downtown Boston, the Financial District, Downtown Crossing bike lanes are unnecessary. The streets are old cow paths and wind and turn with frequent intersections and slow traffic.

In Manhattan the streets are layed out in a grid-like fashion in many parts of the city and cabs, trucks, vans and private automobiles can get up to considerable speed between intersections and they race from traffic light to traffic light. The avenues can be particularly challenging due to the acceleration rate and overall speed of the traffic. These kind of streets are improved with a bike lane in my opinion. When grid lock occurs, if the auto traffic stays out of the bike lanes, bikes are given a through lane that bypasses the stopped traffic.

buzzman
03-17-08, 09:13 PM
Dear ChipSeal,

Please do not misquote what I wrote. If your argument is so weak please don't resort to lame tactics to bolster it.

I wrote:

Perhaps in your area or other areas it's different. NYC is still adapting to bike lanes I'm just telling you what I've experienced, which is far removed from the "propaganda/fear mongering" that you describe.

Here's how you "quoted" me:

Perhaps in your area or other areas it's different. NYC is still adapting to bike lanes I'm just telling you what I've experienced, which is far removed from the place where you live. Note, words in italics have been inserted by ChipSeal.

The caveat of "words in italics have been inserted by ChipSeal" is hardly an appropriate disclaimer. I seldom get P.O'd in bike forums but having someone do the equivalent of putting words in my mouth really ticks me off-especially when they are so inaccurate. FYI I have ridden across the entire state of Texas from west to east. Granted I did not cycle through the city of Dallas but not all that far from where you live- when did you last ride the breadth of the state of Massachusetts- where I live? Or ridden in NYC where I often work?

Allister
03-17-08, 10:14 PM
In Manhattan the streets are layed out in a grid-like fashion in many parts of the city and cabs, trucks, vans and private automobiles can get up to considerable speed between intersections and they race from traffic light to traffic light. The avenues can be particularly challenging due to the acceleration rate and overall speed of the traffic. These kind of streets are improved with a bike lane in my opinion. When grid lock occurs, if the auto traffic stays out of the bike lanes, bikes are given a through lane that bypasses the stopped traffic.

I certainly accept your word that bikelanes are serving a useful purpose in New York.

I should probably have referred to a more specific road type than just saying 'city streets'. What I meant was on any street where the normal ambient speed of traffic is cycling speed or less, there's no real need for a bikelane. Traffic lights are the great equaliser.

ChipSeal
03-17-08, 10:32 PM
Dear ChipSeal,
Please do not misquote what I wrote... [SNIP]...The caveat of "words in italics have been inserted by ChipSeal" is hardly an appropriate disclaimer. I seldom get P.O'd in bike forums but having someone do the equivalent of putting words in my mouth really ticks me off-especially when they are so inaccurate. FYI I have ridden across the entire state of Texas from west to east. Granted I did not cycle through the city of Dallas but not all that far from where you live- when did you last ride the breadth of the state of Massachusetts- where I live? Or ridden in NYC where I often work?

Dear buzzman. I am sorry for upsetting you. Had I known it would irritate you I would not have altered your statement. I tried to make it obvious to everyone what I altered and that they were my words, not yours.

The moment I read that I had inadvertently ticked you off, I removed the offending words and replaced yours.

Please accept my apologies. :o

ChipSeal
03-17-08, 11:07 PM
"And now despite your claim that John Forester thinks there are places that he feels bike lanes "make sense" he questions me and the 93% of NYC cyclists who prefer them. If they don't make sense in NYC- even though 93% of the cyclists prefer to ride on the streets that have them- where do they make sense to you guys?"

I am glad you asked, buzzman!

In post 276 of this thread, John Forester said this:

"I think that some of us are agreed that a bike lane that does not contradict the rules of the road for drivers of vehicles might be a good thing. However, the possible locations for such are very few- say long bridges or tunnels, where there is no turning or crossing traffic, either by cyclists or by motorists."

And you say we are unreasonable! :p

To advocate for acceptable bike lanes only seems to be a fools errand. For as soon as a bike lane is approved for a bridge, then the politicians and activists bent on getting people out of cars start putting bike lanes willy nilly all around the city. Bike lane advocates become quite industrious when they can tell bicyclists where they should go! ;) Once installed, it is nigh impossible to get bad ones removed!

Bekologist
03-17-08, 11:22 PM
Allister- in certain situtions bike lanes let a bicyclist pass stopped traffic with fair amounts of ease; done it many of times. Not just applicable in New York City.

noisebeam- intersection treatments with varied types of striping are approved by AASHTO because they recognize full well, and the public recognizes as well, the difference between a residential driveway and a four lanes each way arterial intersection. Bike lane stripes can be applied differently for these and other disparate types of intersections.

buzzman
03-18-08, 07:12 AM
"And now despite your claim that John Forester thinks there are places that he feels bike lanes "make sense" he questions me and the 93% of NYC cyclists who prefer them. If they don't make sense in NYC- even though 93% of the cyclists prefer to ride on the streets that have them- where do they make sense to you guys?"

I am glad you asked, buzzman!

In post 276 of this thread, John Forester said this:

"I think that some of us are agreed that a bike lane that does not contradict the rules of the road for drivers of vehicles might be a good thing. However, the possible locations for such are very few- say long bridges or tunnels, where there is no turning or crossing traffic, either by cyclists or by motorists."

And you say we are unreasonable! :p

To advocate for acceptable bike lanes only seems to be a fools errand. For as soon as a bike lane is approved for a bridge, then the politicians and activists bent on getting people out of cars start putting bike lanes willy nilly all around the city. Bike lane advocates become quite industrious when they can tell bicyclists where they should go! ;) Once installed, it is nigh impossible to get bad ones removed!

Apology accepted and appreciated!

Your indictment of bad politics and misplaced advocacy is appreciated as well, however, it does not negate that bike facilities can and do work when well designed and properly implemented. Though we may still bicker over when, where and exactly how they should be used it would be a far cry from the blanket rejection of bike lanes that I often get when reading some of these posts.

I don't think the purpose of good bike advocacy is to insist all cyclists should ride in the same places nor in exactly the same manner but to provide responsible and safe alternatives for cyclists of all kinds.

Again, to quote an old Massachusetts congressman- "All politics is local." The more involved we are in our own regional bike advocacy the more effective we are. As we seem to agree what may work one place may not be right for another place. In designing bike facilities that can be as specific as each street in a city.

John Forester
03-18-08, 08:40 AM
SNIPPED

And now despite your claim that John Forester thinks there are places that he feels bike lanes "make sense" he questions me and the 93% of NYC cyclists who prefer them. If they don't make sense in NYC- even though 93% of the cyclists prefer to ride on the streets that have them- where do they make sense to you guys?



#1- 93% of NYC cyclists in the surve (http://www.nyc.gov/html/dcp/pdf/transportation/bike_survey.pdf)y said they preferred streets with bike lanes. The fact that they prefer riding them means that it works for them to have the bike lanes on those streets. For me that means that when I want to get from point A to point B in NYC I deliberately consider those streets as my first choice.

#2- Despite the fact most cyclists (93%) prefer streets with bike lanes- meaning that the majority of cyclists use those streets whenever possible- only one fatality occurred while a cyclist was using a bike lane in the period between 1995-2005 as reported in the 2006 NYC bike safety study (http://www.nyc.gov/html/dot/downloads/pdf/bicyclefatalities.pdf)

So, what part of "working" do you not understand?

Don't be so nasty, buzzman. Working is a word that has many meanings. When applied to a woman it can mean anything from praise to disdain. Your description has now informed us of what you mean by "working".

dynodonn
03-18-08, 09:12 AM
If it makes sense to ride "VC" (however you may define it) in the absence of a bike lane then do it- who would argue with that?

So, if the bike lane were available for the entire route- as opposed to only a portion- would you ride it?

From your comment I get the sense you are not against the bike lane so much as you are against the fact that there is so little of it and it is difficult to gain access to- problems that I think many of us agree are intolerable.


There are sections of bike lanes in my area that are what I would call "well implemented", it's just that most are located where cyclists would seldom travel, very few have any connectivity between them, and are only the product of roadway improvements that mostly benefits the motoring public. To answer your question, if I had it my way, I would choose not to have bike lanes, since most here locally seem to be satisfying some roadway grant funding mandate, and end up being a victim of a lopsided compromise with the generous portion going to the motorist, and once implemented, the bike lanes here locally still draw few cyclists since most seem to still prefer the curb or sidewalk, and leaving me with the proverbial "line in the sand" between motorist and I.

genec
03-18-08, 09:40 AM
There are sections of bike lanes in my area that are what I would call "well implemented", it's just that most are located where cyclists would seldom travel, very few have any connectivity between them, and are only the product of roadway improvements that mostly benefits the motoring public. To answer your question, if I had it my way, I would choose not to have bike lanes, since most here locally seem to be satisfying some roadway grant funding mandate, and end up being a victim of a lopsided compromise with the generous portion going to the motorist, and once implemented, the bike lanes here locally still draw few cyclists since most seem to still prefer the curb or sidewalk, and leaving me with the proverbial "line in the sand" between motorist and I.

Yes you are describing the typical poor bike lane... What if the bike lanes were not of the typical poor quality and were connective?

One of the ironies of bike lanes (at least around here) is that if the road previously had on street parking, and that parking is removed and a BL is put in, the resulting BL is narrower than that space that was previously devoted to parked cars. The remaining space is given over to wider motorist lanes, which promote faster driving.

Now if the same space previously given to parked cars was fully devoted to cycling, one would have 8 foot bike lanes. But we "never" see that now do we?

Frankly I'd rather see a narrow "shared lane" with sharrows indicating a slow lane, for both cyclists, and for motorists making transitions onto and off of that particular street... thus encouraging merging. But this too is a "new idea" as are bike lanes in general... only being part of the roadway picture since the late 60s/early 70s.

Personally I think we are still dealing with the infancy of bike accommodations... which in some areas have evolved from narrow lanes with continuous lines, to BL with dashed lines, to BL with bike boxes; perhaps slightly wider lanes (still only about 9 feet wide) that are devoted to all slow traffic is the next "evolution." Of course Bike Boulevards that form a fully connected network are probably really moving in the right direction... Only time will tell.

The Human Car
03-18-08, 09:41 AM
But I have not seen any AASTHO guideline for ending BL into merge area. Some diagrams/text show BL ending (but only as an option), but after merging should have already occurred.

Here is what AASTHO text reads about intersections:
"At signalized or stop-controlled intersections with right-turning motor
vehicles, the solid striping to the approach should be replaced with a
broken line with 0.6-m (2-foot) dots and 1.8-m (6-foot) spaces. The
length of the broken line section is usually 15 m to 60 m (50 feet to 200
feet)."
In this above case the bike lane never ends before intersection.

"Since there are usually small volumes of right-turning motor vehicles at
nonsignalized minor intersections with no stop controls, solid bike lane
striping can continue all the way to the crosswalk on the near side of the
intersection."
Here the guidelines is to not end the bike lane or the continuous stripe.

So where does AASTHO indicate to end bike lane stripe before merge area?

Al

"Striping and signing configurations which
encourage crossings in advance of the intersection, in a merging fashion,
are preferable to those that force the crossing in the immediate vicinity of
the intersection. One example of such a configuration is given in Figure
9."

While AASHTO does not really show any ideal situation the text above can help create better merging areas then what AASHTO shows (a good engineer understands AASHTO defines minimums not ideals.) I will also note that the rules of the road are such that when your lane is ending you can merge early. Again I will note that my experience is that areas around a ending bike lane my perceived "ideal" riding position is not defined (as is standard with all merge areas) but my "right to the road" is supported by the bike lane so riding vehicularly goes fairly smooth.

I have been asked to clarify my position since I have admitted that three of the four cases could be an AASHTO bike lane and if these AASHTO compliant bike lanes violate the rules of the road.

So going back to JoeJack's post (http://bikeforums.net/showpost.php?p=6351294&postcount=363) with AASHTO bike lanes in mind this time.

1. Bike lanes give motorists the instruction that cyclists should always stay to the right even when that position would put them to the right of right turning motorists.
2. The vehicular cyclist who proceeds to leave the bike lane to position himself to the left of right turning traffic is seen by motorists as disobeying the basic instruction of bike lanes (cyclists stay to the right).
3. This instruction is in direct contradiction to the rules of the road (right turning traffic should be on the right and straight to the left of right turning traffic) and highlights the most obvious fault in bike lane striping, which is the number one reason (and possibly the only significant reason) that John objects to bike lanes.
4. Whenever John speaks about bike lanes as increasing the danger of cycling, it is an assumption based on the fact that bike lanes give the instruction to disobey the rules of the road and that instruction is an inherent risk when operating a vehicle on the road.

IMHO this falls into two major categories, 1) where the motorists must cross the implied bike lane to make a right turn and the other 2) where the cyclists must cross (or be in) the implied right hand turn lane to go straight.

The latter is the most problematic but not necessarily against the rules of the road. Figure 10 in the AASHTO guide to the development of bicycle facilities it shows a cyclists going straight from a right hand turn lane as many slow moving vehicles (are allowed to) do this. The problem is not so much being against the rules of the road as it is motors violating the rules of the road in trying to aggressively pass and then turn in front of another vehicle, this happens to buses as well as cyclists. So the issue here is that the "rules of the road" itself is not clear and has very little to do with the bike lane as the problem would exist without a bike lane. As long as we have this duality that cyclists must/should use the right hand turn lane to go straight and cyclists must obey all road markings so they cannot go straight in a right hand turn lane we will have this problem.