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Questions tagged [traffic]

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5 votes
2 answers
687 views

Does building roads increase traffic to the same point?

A 2014 Wired article *What's Up With That: Building Bigger Roads Actually Makes Traffic Worse cites two economists: In 2009, two economists—Matthew Turner of the University of Toronto and Gilles ...
David Hobs's user avatar
50 votes
5 answers
11k views

Are roundabouts actually statistically safer than traditional traffic patterns?

We have had a number of roundabouts installed near us in South Western PA in the past decade, and a quick internet search shows other states doing so as well. This seems to be an almost universally ...
Nicholas's user avatar
  • 552
40 votes
1 answer
8k views

Is the "Dutch reach" standard practice in the Netherlands?

The United Kingdom is introducing a new traffic rule. According to this BBC article, A method known as the "Dutch reach" is to be introduced to the Highway Code in the UK after years of ...
Glorfindel's user avatar
  • 1,452
2 votes
1 answer
543 views

Is having bike lanes safer than not having them? [closed]

Is having bike lanes safer than not having them? This Globe and Mail ("Canada's National News Paper") article discusses bike lanes and claims that when correctly applied they are safer. Here are ...
user avatar
26 votes
2 answers
21k views

Does China have motorways with 50 lanes, or at least with 20?

An article from the Daily Mail reports about a giant traffic jam near Beijing, China, in the aftermath of 2015's national holiday week. Several times, the article insinuates at least a section of the ...
O. R. Mapper's user avatar
3 votes
1 answer
801 views

How many pedestrians die a year in NYC from being hit by a car?

In researching my other question, I found a hard time getting all the sources of numbers of deaths to agree with each other. Some of the numbers I found are as follows: 168 pedestrians and 10 ...
ike's user avatar
  • 4,960
8 votes
1 answer
345 views

Would lowering the speed limit in NYC by 5mph lower the number of pedestrian deaths by a factor of 2?

According to the Mayor of New York City, De Blasio: (my emphasis) Excessive speed contributes to 25 percent of roadway fatalities on New York City Streets and is the leading cause of motor vehicle ...
ike's user avatar
  • 4,960
14 votes
1 answer
943 views

Is it illegal to drive with a dirty car in Belarus?

I just saw on Fifth Gear (a UK TV car show) that it was illegal to drive a dirty car in Belarus. A Google search revealed many other people believe this to be true. Can anyone confirm it is true and ...
cantsay's user avatar
  • 243
26 votes
2 answers
2k views

Does the establishment of a legal upper speed limit on highways lead to a reduction in traffic deaths and accidents?

The conventional wisdom is that established speed limits lead to an increase in safety. Speed limits are usually set to attempt to cap road traffic speed; there are several reasons for wanting to do ...
Mauser's user avatar
  • 674
11 votes
2 answers
872 views

Is it safer for bicyclists to be allowed to roll through stop signs?

The Idaho Stop rule for bicycles (Idaho Code 49-720) allows bicyclists to treat stop signs as yield signs. Its practical application is described in this video. A study by Jason Meggs if often cited (...
user avatar
16 votes
2 answers
576 views

Do longer yellow lights increase traffic hazards?

CBS SF Bay Area published an article about the debate surrounding CA Assembly Bill 612, which would increase the duration of yellow signals for intersections with red-light cameras. An opponent of the ...
Bradd Szonye's user avatar
13 votes
3 answers
1k views

Will increased speed limits on motorways (or highways) cause significant harm?

The UK government has recently started a consultation on increasing the speed limits on motorways (roughly the equivalent of highways in the USA) in England. So it seems appropriate to pose the ...
matt_black's user avatar
  • 56.2k
21 votes
2 answers
4k views

Do carpool lanes help reduce traffic congestion more than adding an extra lane would?

Many cities have added carpool lanes to their roads, in hopes of encouraging people to carpool and reduce traffic. The idea is that, not only does the road now have an extra lane, there will also be ...
TheEnigmaMachine's user avatar
42 votes
4 answers
6k views

Is driving the speed limit on a highway safer?

I'd have thought this would have been asked already but I didn't see it. Is driving the speed limit safer on a highway? By "highway" I mean high-traffic areas, such as 4-lane divided thoroughfares. ...
Brian M. Hunt's user avatar
20 votes
2 answers
3k views

Is riding with strangers unsafe?

A commonly taught adage is to never accept a ride from a stranger. This applies mostly to children and goes hand in hand with warnings about accepting gifts from strangers. Now, having grown older, I ...
MrHen's user avatar
  • 6,143