Tag Archives: traffic signal

A better crosswalk treatment

This post continues the discussion in the comments below my previous post about a crash on the Pinellas Rail Trail. So, first, because images can’t be embedded in WordPress comments, here is my photo of an installation on the Capital … Continue reading

Posted in Bicycling | Tagged , , , , , , , , , , , , , , , , | 3 Comments

A crash in Toronto

Have a look here: https://globalnews.ca/news/6209332/video-cyclist-struck-markham/ So, who was at fault, but more importantly, because an ounce of prevention is better than a ton of cure, who could have prevented the crash? The bicyclist came from the right, pushed the button … Continue reading

Posted in Bicycling, Crashes | Tagged , , , , , , , , , , , , , | 4 Comments

Crash on the Pinellas Rail Trail

An article about a car-bicycle crash on the Pinellas Rail Trail in Florida is on the Cycling Today Web site. Please view the embedded video there before reading the rest of this post. There is a lot of nonsense about … Continue reading

Posted in Bicycle facilities, Bicycling, Crashes, Traffic Signals | Tagged , , , , , , , , , , , , , , , , | 17 Comments

Massachusetts traffic law, the nation’s most disorganized and confusing

A major revision of Massachusetts traffic law has been overdue for decades.  It is the most disorganized and unreadable body of traffic law of any state and the only one not based on the Uniform Vehicle Code. In preparing comments … Continue reading

Posted in Laws | Tagged , , , , , , | 3 Comments

The definitive paper about loop detectors, published 1986

The City of San Diego, California, USA published its Traffic Signal Bicycle Detection Study Final Report in 1986. I have scanned a copy of the document and posted it online. This report’s main topic is inductive-loop traffic-signal detectors. These are … Continue reading

Posted in Bicycling, Traffic Signals | Tagged , , , , , , , , , , , , , | 5 Comments

Lessons of Spruce Street

I’m posting this in connection with the video I shot of a ride on Spruce Street, Philadelphia, Pennsylvania, already embedded in an earlier post. Spruce Street is a one-way street with parallel parking on the left side, and a bike … Continue reading

Posted in Bicycling | Tagged , , , , , , , , , , , , , , , , , , , | Leave a comment

RRFBs: Time for Co-opetition

The US Federal Highway Administration has withdrawn its interim approval of  Rectangular Rapid Flashing Beacons (RRFBs) because a company which makes them has patented them. This is a serious public-policy error. The RRFB has proved effective at increasing compliance of … Continue reading

Posted in traffic circles, Traffic Signals | Tagged , , , , , , , , , , , | 4 Comments

Spruce Street, Philadelphia

Bicyclist Emily Fredericks was killed, crushed by a right-turning garbage truck, on Spruce Street in Philadelphia on November 29. Another bicyclist, Becca Refford, was similarly right hooked a block away on Pine Street on December 8 and suffered serious injuries. … Continue reading

Posted in Bicycling | Tagged , , , , , , , , , , , , , , , , , , , | 1 Comment

Protected?

The cyclist’s comment on this Youtube video: “This is why turn signals are important. Had she used a turn signal, I would have stayed back and let her turn. But because she didn’t use one, I assumed she was going … Continue reading

Posted in Bicycle facilities, Cycle tracks, Sidepaths | Tagged , , , , , , , , , , , , , | 1 Comment

Alice Swanson fatality, a right hook

Here is the intersection in Washington, DC, where cyclist Alice Swanson was killed by a right-turning garbage truck. The Street View is from 2009, as close as Google gets to the year of the crash (2008). The big cross street … Continue reading

Posted in Bicycle facilities, Bicycling, Bike lanes, Crashes | Tagged , , , , , , , , , , | 3 Comments