Search: Posts Made By: sggoodri
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05-26-15, 07:01 PM
Replies: 13
Views: 803
Posted By sggoodri

I have plenty of friends who, like you, don't use...

I have plenty of friends who, like you, don't use Facebook. Unfortunately, voting is only enabled for Facebook users. Thanks for your interest, though, and if you know any Facebook users who would be...
05-25-15, 07:48 PM
Replies: 13
Views: 803
Posted By sggoodri

The major issues we are having with child cycling...

The major issues we are having with child cycling crashes in my city are (1) children riding/darting out from driveways/side streets into traffic (recent and only fatality on record involving a nine...
05-25-15, 04:07 PM
Replies: 13
Views: 803
Posted By sggoodri

I don't let my kids ride on corridors where they...

I don't let my kids ride on corridors where they aren't ready to use the roadway. I find that the sidewalk/crosswalk conflicts are much too hazardous for them to navigate safely when roads are built...
05-25-15, 02:46 PM
Replies: 13
Views: 803
Posted By sggoodri

Cycling PSA video by kids, for kids - and for adults, too

This PSA stars elementary school students from Cary, NC to promote better, safer bicycling habits. While not intended to be comprehensive, it sets a better example for predictable behavior to deter...
Forum: Southeast
05-21-15, 09:45 PM
Replies: 2
Views: 654
Posted By sggoodri

School competing to win grant to build bike-accessible route for kids

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Our elementary school PTA has been struggling to secure funding to build an ADA-compliant, bike-friendly path between our school's student entrance and the surrounding residential...
04-17-12, 03:05 PM
Replies: 40
Views: 3,823
Posted By sggoodri

There are a number of video processing SOCs on...

There are a number of video processing SOCs on the market that have software configurable logic to make flexible use of the hardware-accelerated computations like block matching search. The actual...
04-17-12, 02:54 PM
Replies: 64
Views: 4,255
Posted By sggoodri

A three lane road with paved shoulders is about...

A three lane road with paved shoulders is about as good at it gets for cycling on 12000 ADT roads where I live. Drivers can use the center lane to pass cyclists who use the travel lane, and cyclists...
04-17-12, 08:34 AM
Replies: 40
Views: 3,823
Posted By sggoodri

The sensing and processing technology need not...

The sensing and processing technology need not weigh more than a few ounces using laser radar, IR pattern triangulation (think XBox Kinect) or stereo vision and purpose-built ASICS with embedded...
04-17-12, 07:55 AM
Replies: 64
Views: 4,255
Posted By sggoodri

Invariably, the area to the right of the rumble...

Invariably, the area to the right of the rumble strips becomes too strewn with debris to ride there with road bike tires. The only area of paved shoulders I normally ride is the exact spot highway...
04-11-12, 09:37 AM
Replies: 159
Views: 5,752
Posted By sggoodri

I think this collision still would have happened...

I think this collision still would have happened if the cyclist was riding farther to the right. Given that the bus driver appears to be a competent professional, the bus driver still would have...
04-11-12, 09:37 AM
Replies: 159
Views: 5,752
Posted By sggoodri

I think this collision still would have happened...

I think this collision still would have happened if the cyclist was riding farther to the right. Given that the bus driver appears to be a competent professional, the bus driver still would have...
04-09-12, 07:46 AM
Replies: 22
Views: 1,016
Posted By sggoodri

It's pretty clear from the video that the driver...

It's pretty clear from the video that the driver was impatient and decided to run a red light and turn from the wrong lane rather than waiting for other traffic ahead of him in the lane he was...
03-29-12, 07:59 AM
Replies: 49
Views: 1,906
Posted By sggoodri

Yes, most bicycle-specific FRAP laws in the US...

Yes, most bicycle-specific FRAP laws in the US mandate that cyclists stay to the right within a marked lane, but may provide a list of specific exceptions, which are usually inadequate, and often...
03-28-12, 11:01 AM
Replies: 49
Views: 1,906
Posted By sggoodri

That's what many people including myself believe...

That's what many people including myself believe is true here in NC as well. The "Powers of Local Authorities" statute prohibits local ordinances that are contrary to the state traffic law and...
03-28-12, 10:20 AM
Replies: 49
Views: 1,906
Posted By sggoodri

I have heard of a number incidents of police who...

I have heard of a number incidents of police who didn't know the law pulling over cyclists taking the lane, but in nearly all cases the police department apologized after the cyclists diplomatically...
03-27-12, 11:22 AM
Replies: 49
Views: 1,906
Posted By sggoodri

Yes, it is legal to take the lane in NC, as in...

Yes, it is legal to take the lane in NC, as in other states, although it is always possible that you'll find a police officer who doesn't understand this, regardless of whether that state has...
03-26-12, 11:16 AM
Replies: 51
Views: 5,636
Posted By sggoodri

http://www.gocomics.com/frazz/2012/03/24 ...

http://www.gocomics.com/frazz/2012/03/24
http://cdn.svcs.c2.uclick.com/c2/0f5ae080493f012f2fd100163e41dd5b?width=900.0
03-26-12, 10:17 AM
Replies: 49
Views: 1,906
Posted By sggoodri

The police training program that the City of...

The police training program that the City of Raleigh asked me to develop with the Raleigh Police Department educates officers that cyclists have the right to ride in the center of a marked travel...
03-23-12, 01:43 PM
Replies: 51
Views: 5,636
Posted By sggoodri

http://www.gocomics.com/frazz/2012/03/23 ...

http://www.gocomics.com/frazz/2012/03/23

http://cdn.svcs.c2.uclick.com/c2/10194c30493f012f2fd100163e41dd5b?width=900.0
03-22-12, 07:44 AM
Replies: 6
Views: 504
Posted By sggoodri

Great positive TV news story in Raleigh about 74 year old cyclist exceedin 100k miles

He started road cycling at 55 for health related reasons and the story is great to watch:

http://www.wral.com/lifestyles/travel/video/10882968/#/vid10882968
01-26-12, 11:02 AM
Replies: 43
Views: 1,560
Posted By sggoodri

More than that, how many...

More than that, how many straight-riding-visible-cyclist-rear-end fatalities happened on roads with on-street parking? Probably very few, since roads with on-street parking induce lower traffic...
01-24-12, 12:10 PM
Replies: 74
Views: 2,255
Posted By sggoodri

Depending on the state, there may be language...

Depending on the state, there may be language requiring pedestrians to yield to drivers who are already lawfully in the intersection (or the crosswalk specifically) before they themselves enter the...
01-24-12, 09:35 AM
Replies: 74
Views: 2,255
Posted By sggoodri

Rude motorists failing to yield right of way to...

Rude motorists failing to yield right of way to pedestrians is one reason why I became a pedestrian advocate, even before I started getting involved in bicyclist advocacy. Some local friends and...
01-20-12, 02:09 PM
Replies: 14
Views: 2,002
Posted By sggoodri

Best to out yourself as a cyclist on the first...

Best to out yourself as a cyclist on the first date. You're wasting their time and yours if you pretend that you'll be happy in a vanilla transportation relationship, and it will only be more...
01-20-12, 10:58 AM
Replies: 14
Views: 2,002
Posted By sggoodri

I find her bicyclist-dating-related posts to be...

I find her bicyclist-dating-related posts to be the most novel (to me anyway). Back when I was dating, being a transportation cyclist was considered a lot weirder by American women than it seems to...
01-20-12, 08:56 AM
Replies: 74
Views: 2,255
Posted By sggoodri

Comments on the story page suggest that this...

Comments on the story page suggest that this collision was crosswalk related. Again, when bicyclists ride from sidewalks into crosswalks, the right of way rules are not as cut-and-dry as for normal...
01-19-12, 04:43 PM
Replies: 74
Views: 2,255
Posted By sggoodri

"Unclear" does not imply "won't." Most police...

"Unclear" does not imply "won't." Most police departments treat fatal crashes with the same sensitivity to due process in the investigation as they would a murder case.

The story says the...
01-17-12, 09:37 AM
Replies: 14
Views: 2,002
Posted By sggoodri

Bikeyface incorporates this issue into a number...

Bikeyface incorporates this issue into a number of her cartoons. I like this one:



http://bikeyface.com/2011/12/28/sideshow/

(I'll refer readers to her site rather than post too many...
01-16-12, 03:35 PM
Replies: 144
Views: 4,117
Posted By sggoodri

The wider painted buffer is not intended to...

The wider painted buffer is not intended to increase the actual safety of the bike lane. It is intended as a marketing tool to promote bicycling by novices. It addresses the perception of safety by...
01-16-12, 01:06 PM
Replies: 14
Views: 2,002
Posted By sggoodri

Yes, I like seeing the Boston references and...

Yes, I like seeing the Boston references and skyline too (I was born in MA, grew up in NE) and agree that cycling's image improves with more participation from smart women. I think this blogger does...
01-16-12, 09:26 AM
Replies: 14
Views: 2,002
Posted By sggoodri

Great cycling cartoons on Bikeyface blog

In case you hadn't seen this bicycling cartoon and positive cyclist advocacy blog:
http://bikeyface.com/

http://farm8.staticflickr.com/7018/6677403821_26f1f554dc_z.jpg
...
01-12-12, 10:48 AM
Replies: 75
Views: 3,640
Posted By sggoodri

About a year ago my father had a stroke,...

About a year ago my father had a stroke, resulting in his (second) wife doing all of their driving. When I went to visit them (in Florida) I discovered that she has dementia; she can maintain a...
Forum: Commuting
01-12-12, 10:31 AM
Replies: 59
Views: 2,411
Posted By sggoodri

Hurried commuters are rare on the paths where I...

Hurried commuters are rare on the paths where I live. The city of Raleigh has a 10 mph speed limit on paths; Cary's is 15. If I want to ride fast I use the roads (I typically cruise about 18-22 mph...
01-10-12, 01:00 PM
Replies: 48
Views: 1,848
Posted By sggoodri

My bike commute involves a few miles of 4-lane...

My bike commute involves a few miles of 4-lane road with narrow to marginal outside lanes, posted 35 in one section and 45 in another. I ride in the center of the outside lane on those sections....
01-10-12, 09:30 AM
Replies: 48
Views: 1,848
Posted By sggoodri

I ride like that every day on roads with narrow...

I ride like that every day on roads with narrow lanes, or intersection issues that make it safer to ride near the center of the lane. It's not "hogging" the lane if it's not safe for drivers to pass...
01-03-12, 10:22 AM
Replies: 28
Views: 1,876
Posted By sggoodri

By minimal displacement, I mean the illuminator...

By minimal displacement, I mean the illuminator is mounted very close to the camera aperture - just a couple of inches. By bore-sighted, I mean the illuminator is aimed in line with the camera. As a...
01-02-12, 10:31 AM
Replies: 204
Views: 9,600
Posted By sggoodri

I believe that elimination of discriminatory laws...

I believe that elimination of discriminatory laws may also make traffic engineers consider cycling issues more seriously on important roads. Many of them currently believe that a law implying a duty...
01-02-12, 10:05 AM
Replies: 28
Views: 1,876
Posted By sggoodri

Fluorescent paint by Montana Colors; UV light. ...

Fluorescent paint by Montana Colors; UV light. Black clothing and wet roads reduce visibility of both UV illumination and visible light illumination of other objects, making the color stand out...
12-19-11, 09:28 AM
Replies: 62
Views: 2,227
Posted By sggoodri

This type of multiple-threat collision is...

This type of multiple-threat collision is extremely common; it's one reason why many DOTs avoid marking new mid-block crosswalks on 4-lane roads, especially if there is no raised center median refuge...
12-16-11, 08:56 AM
Replies: 16
Views: 791
Posted By sggoodri

Interesting; I get more nervous at high speed...

Interesting; I get more nervous at high speed on-ramps than simple off-ramps, because on-ramp drivers are often looking behind and into their blind spot when merging, while simple off-ramp drivers...
12-14-11, 12:29 PM
Replies: 16
Views: 791
Posted By sggoodri

One grade separated junction does not a fully...

One grade separated junction does not a fully controlled access facility make.

Clearly the DOT is planning ahead to make the facility fully controlled access, and is constructing new junctions to...
12-12-11, 04:57 PM
Replies: 157
Views: 3,727
Posted By sggoodri

A friend who works at another company told me...

A friend who works at another company told me that a manager chastized others on an internal company email list for over-using the list for what he deemed to be unimportant purposes and causing him...
12-12-11, 03:22 PM
Replies: 25
Views: 994
Posted By sggoodri

In the wealthy United States, I can imagine robot...

In the wealthy United States, I can imagine robot drivers becoming the majority of vehicles driven. I have a hard time imagining it in poorer developing nations; I think mixed traffic will be around...
12-12-11, 02:33 PM
Replies: 25
Views: 994
Posted By sggoodri

Possibly, but the public's love/hate relationship...

Possibly, but the public's love/hate relationship with automation technology manufacturers will probably result in the legal requirement that robot drivers record all of their sensor and actuation...
12-12-11, 02:21 PM
Replies: 25
Views: 994
Posted By sggoodri

When I took the NCSU robotics lab's 400+ pound...

When I took the NCSU robotics lab's 400+ pound autonomous robot to demonstration events to show it driving through unmapped, dynamic environments without running over people, the first thing people...
12-12-11, 02:10 PM
Replies: 25
Views: 994
Posted By sggoodri

The trouble is, robot-only streets can't happen...

The trouble is, robot-only streets can't happen until the number of robot car owners hits critical mass to pay for them, and people won't buy robot cars without somewhere to drive them. That means...
12-12-11, 10:14 AM
Replies: 25
Views: 994
Posted By sggoodri

I believe that by the time autonomous vehicles...

I believe that by the time autonomous vehicles are practical enough to be productized, they will all be able to detect and track pedestrians and bicyclists in the streetscape using non-transponder...
12-09-11, 04:14 PM
Replies: 35
Views: 1,358
Posted By sggoodri

Do the general purpose travel lanes become so...

Do the general purpose travel lanes become so congested with traffic at some times that the cycle track is faster, especially given the low number of junctions attributed to its park-adjacent...
12-09-11, 02:59 PM
Replies: 35
Views: 1,358
Posted By sggoodri

As I described earlier, some percentage motorists...

As I described earlier, some percentage motorists say they prefer not to have to change lanes to pass cyclists, and some cyclists say they prefer that motorists not have to change lanes to pass them...
12-08-11, 02:29 PM
Replies: 26
Views: 1,062
Posted By sggoodri

In the urban areas of central NC, it's all about...

In the urban areas of central NC, it's all about harassment, not cyclists being run down from behind while changing lanes, traveling straight or otherwise. In Raleigh, for example, only about 5-6%...
Showing results 1 to 50 of 1000
 


 
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