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Search: Posts Made By: Giro
Forum: Advocacy & Safety 09-01-12, 07:37 PM
Replies: 21
Views: 713
Posted By Giro
96% in 1995 report, see also North Carolina's online database

The Cornell University Bicycle & Pedestrian website (http://www.bike.cornell.edu/) has a 1995 report...
Forum: Commuting 08-18-12, 10:12 PM
Replies: 8
Views: 632
Posted By Giro
Try Craigslist; reduce noise with trainer tire & acoustic isolation/damping

One thing to try is keep watching and also posting a "Wanted" on Chicago's Craigslist for any of the Kurt Kinetic fluid resistance or any 1Up trainers. They have the reputation for both being quiet...
Forum: Electronics, Lighting, & Gadgets 08-06-12, 04:36 PM
Replies: 6
Views: 594
Posted By Giro
Make a snoot from an alumium can.

Get an shiny finished aluminum can (e.g. Diet Pepsi, Silver Bullet beer) , some reasonably sturdy scissors, some filament/strapping tape and roll some snoots (http://en.wikipedia.org/wiki/Snoot) for...
Forum: Advocacy & Safety 07-29-12, 11:30 PM
Replies: 13
Views: 603
Posted By Giro
NHTSA FARS data on bicycle fatalities vs posted speed limit

I have a recent post on this subject HERE (http://www.bikeforums.net/showthread.php/819780-Who-uses-a-flashing-headlight-Why?p=14269288&highlight=#post14269288). In brief:
The online & downloadable...
Forum: Advocacy & Safety 07-29-12, 11:01 PM
Replies: 10
Views: 569
Posted By Giro
Motorcycle rider conspicuity and crash related injury: case-control study.

The study you may be thinking of is: Motorcycle rider conspicuity and crash related injury: case-control study. British Medical Journal, 2004 Apr 10;328(7444):857. The entire paper is available...
Forum: Recumbent 07-28-12, 10:16 AM
Replies: 3
Views: 840
Posted By Giro
I suggest you try both searching and posting your...

I suggest you try both searching and posting your question on BentRiderOnline (http://www.bentrideronline.com/). I think this has a larger number of recumbent cyclist members and hence you are more...
Forum: Recumbent 06-08-12, 11:26 AM
Replies: 12
Views: 4,911
Posted By Giro
Driveline chainring guards on eBay are another alternative

Over a year ago I (based on postings by another recumbent rider either here or on BentRiderOnline) purchased a different item from eBay. Driveline (made in China) sells recumbent-sized (50+ tooth...
Forum: Commuting 05-31-12, 09:01 PM
Replies: 41
Views: 4,661
Posted By Giro
Two other commercial products: Flash Flag and The Whizzzz Windmill Bicycle Reflector

There are two other commercially available products in North America, the Flash Flag and The Whizzzz Windmill Bicycle Reflector. Both can be folded flat against the bike when you do not want them...
Forum: Electronics, Lighting, & Gadgets 05-31-12, 01:02 PM
Replies: 16
Views: 4,097
Posted By Giro
Use Derailed's method on a measured (Google or Bing maps) course

Derailed's post above succinctly describes the late, great Sheldon Brown's method for precise calibration. If you ride a measured course, all you do is go for a bike ride and no fiddling around with...
Forum: Commuting 05-24-12, 09:13 PM
Replies: 82
Views: 2,612
Posted By Giro
Some more FARS data on posted speed limit & bicyclist location in fatal crashes

Thank you. For the roads you are riding on, you might also be interested in the following NHTSA FARS data.

The 2009 data show the following for the posted speed limit where fatal...
Forum: Advocacy & Safety 05-24-12, 11:45 AM
Replies: 6
Views: 430
Posted By Giro
L.A.B shouldn't be surprised on high % Overtaking; instead analyze FARS in depth

The linked League of American Bicyclists article states "... We were surprised to learn that more than a third (35%) of cyclists killed were hit from behind. This is a considerably higher share than...
Forum: Commuting 05-24-12, 01:46 AM
Replies: 82
Views: 2,612
Posted By Giro
Motorist Overtaking Bicyclist was 24.76% of fatal bike/motorvehicle crashes in 2010

This is unfortunately not true. I think this low percentage number keeps getting repeated because the NHTSA FARS (Fatality Analysis Reporting System) data records the crashes from the perspective of...
Forum: Electronics, Lighting, & Gadgets 05-07-12, 08:22 PM
Replies: 4
Views: 687
Posted By Giro
Very nice and as noted, it moves the bike forward...

Very nice and as noted, it moves the bike forward or backward as it is hoisted up which can help fit it away in a corner (and it is not as likely to hit the tire on the wall). Come to think of it,...
Forum: Electronics, Lighting, & Gadgets 05-03-12, 07:02 PM
Replies: 29
Views: 4,977
Posted By Giro
Also suggest you get a helmet light.

If you are regularly commuting in the dark, may I suggest also getting a good helmet light? Some of the relatively low-cost flashlights using a single LiIon 18650 or the smaller 14500 complement a...
Forum: Electronics, Lighting, & Gadgets 05-02-12, 10:31 AM
Replies: 11
Views: 1,175
Posted By Giro
Panasonic LX5 does RAW, good video, offers full...

Panasonic LX5 does RAW, good video, offers full manual (including manual focusing), custom settings selectable by dial atop camera AND Panasonic figured out that there should be a safety override...
Forum: Electronics, Lighting, & Gadgets 04-27-12, 09:24 PM
Replies: 4
Views: 1,512
Posted By Giro
Better yet, take a bike ride on a measured course...

Better yet, take a bike ride on a measured course and use the late, great Sheldon Brown's method (http://www.sheldonbrown.com/cyclecomputer-calibration.html#measuredmile). Google maps and the like...
Forum: Recumbent 04-27-12, 09:13 PM
Replies: 29
Views: 4,639
Posted By Giro
They come in different sizes for different...

They come in different sizes for different recumbent seats and in two thicknesses, standard and comfort. They differ from the stock filter foam in that they are firmer, do not compress over the...
Forum: Recumbent 04-26-12, 05:34 PM
Replies: 29
Views: 4,639
Posted By Giro
The ride is so much more comfortable than the...

The ride is so much more comfortable than the Continental Sport Contact I had on there. I am using an Euromesh seat reclined to about 29 degreees from horizontal and the comfort thickness (but still...
Forum: Recumbent 04-25-12, 05:41 PM
Replies: 29
Views: 4,639
Posted By Giro
50 mm is about the maximum on a 135 mm wide rear dropout width high racer

At least on my older, steel, Giro 26 the limiting factor is not the wheel fitting in the frame, the problem is that tires over 50mm wide result in the chain lightly rubbing the tire sidewall when...
Forum: Advocacy & Safety 04-17-12, 10:09 AM
Replies: 40
Views: 2,965
Posted By Giro
A recent issue of Consumer Reports had an article...

A recent issue of Consumer Reports had an article on the electronic vehicle to vehicle wireless communication systems under development. These are going to do things such as warn you about a vehicle...
Forum: Recumbent 04-17-12, 09:48 AM
Replies: 29
Views: 4,639
Posted By Giro
I take it you have the Giro with the small front...

I take it you have the Giro with the small front wheel, not the Giro 26. One upgrade to consider is the Euromesh or even carbon seat both to drop the weight (more important if your route has...
Forum: Commuting 04-16-12, 12:29 AM
Replies: 57
Views: 2,190
Posted By Giro
Intersections not 99% of crashes. Also depends on location e.g. urban vs rural

Well, maybe not 99%: Page 27 of North Carolina Bicycle Crash Facts 2004 - 2008 (http://www.pedbikeinfo.org/pbcat/pdf/summary_bike_facts04-08.pdf) summarizes the data on 4,851 bicycle crashes. 52%...
Forum: Advocacy & Safety 03-16-12, 11:48 AM
Replies: 35
Views: 1,593
Posted By Giro
OccuNomix offers two color, front zip, different sizes for optimal fit, etc

One manufacturer of construction, rescue, etc. occupation related reflective vests with a wide variety of styles, colors, and sizes (yes, reflective vests in multiple sizes, model below is in at...
Forum: Advocacy & Safety 02-25-12, 11:20 AM
Replies: 105
Views: 3,275
Posted By Giro
It needs to fold, there are some commercial spacers, and some studies of them.

The Flash Flag linked in a previous post is a commercially available approach that is much more practical. The compression spring at its base results in the flag and pole wildly gyrating in a...
Forum: Vehicular Cycling (VC) 02-21-12, 09:00 AM
Replies: 37
Views: 2,169
Posted By Giro
Crash-Type Manual for Bicyclists by Carol Tan illustrates most crash-types

The Crash-Type Manual for Bicyclists (http://www.fhwa.dot.gov/publications/research/safety/pedbike/96104/) by Carol Tan illustrates most of the Pedestrian and Bicyclist Crash Analysis Tool (PBCAT)...
Showing results 1 to 25 of 500

 
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