94
votes
Accepted
Are roundabouts actually statistically safer than traditional traffic patterns?
Here is a study of traffic safety at roundabouts in Minnesota. In this study they looked at all roundabouts in Minnesota, and look at the recorded crash data at these sites, comparing the data before ...
- 3,816
47
votes
Are roundabouts actually statistically safer than traditional traffic patterns?
Germany started to reintroduce roundabouts in 2000, so quite a lot of research has been done, and there is plenty of experience.
The German "Bundesanstalt für Straßenwesen", federal road ...
- 521
38
votes
Accepted
Is the "Dutch reach" standard practice in the Netherlands?
The so-called Dutch reach is not required during lessons or exams according to Centraal Bureau Rijvaardigheidsbewijzen (the organisation responsible).
And drivers won't be required to use the Dutch ...
- 496
24
votes
Accepted
Does China have motorways with 50 lanes, or at least with 20?
The article refers to the northbound Zhuozhou Toll Gate at the G4 motorway just south of the Beijing city boundary.
As you can see on the aerial photography from Google Maps, at this location, the G4 ...
- 6,461
12
votes
Does China have motorways with 50 lanes, or at least with 20?
If you consider an overhead image of the area that was jammed:
You can see that there is far more than 1 car per lane in the plaza. In fact I'm counting 50 cars across which may be where that number ...
- 121
6
votes
Is the "Dutch reach" standard practice in the Netherlands?
I am from the Netherlands and I specifically learned it during my driving lessons from my driving instructor. I thought it was a standard thing. I still consistently do it. In my town if you don't do ...
- 169
5
votes
Are roundabouts actually statistically safer than traditional traffic patterns?
When talking about "safety", you could mean one of many metrics. Some common ones include:
Deaths per day per intersection.
Accidents per day per intersection.
Deaths per car entering the ...
- 151
4
votes
Does the establishment of a legal upper speed limit on highways lead to a reduction in traffic deaths and accidents?
Those are number from work done by the IIHS in the US, this is an interesting read about speed limits in general and not just safety:
Fatalities also went up. Deaths on rural interstates increased 25-...
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4
votes
Are roundabouts actually statistically safer than traditional traffic patterns?
First, make sure you're talking about the same form of intersection. The safest form is called a Modern Roundabout, which was developed in the UK in the 60's. This form was first constructed in the ...
- 41
4
votes
Are roundabouts actually statistically safer than traditional traffic patterns?
This could depend on your definition of 'safer' - fewer accidents, or fewer injuries/deaths.
If you watch YooToob's 'dash cam' compilations, you quickly spot that Americans can't use traffic lights &...
- 149
4
votes
Does building roads increase traffic to the same point?
Such claims ("resulting in the intensity of traffic staying the same") depend on a lot of things, the time frame and region considered most of all. A mini-review of prior work in the ...
- 57.1k
3
votes
Does building roads increase traffic to the same point?
According to a recent study by ADEME (French agency for ecologic transition and energy),
the creation of additional traffic lanes has invariably led to an increase in traffic and, consequently, in the ...
- 1,082
2
votes
Is having bike lanes safer than not having them?
Having taken a bicycle safety course, I can attest to part of the syllabus in which they explain why bicycle lanes are less safe than operating as another road user / vehicle operator. As a proponent ...
- 385
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