[Tagging] Divided highways, and not so divided highways, one way or two

Mateusz Konieczny matkoniecz at tutanota.com
Fri Oct 11 09:36:29 UTC 2019

11 Oct 2019, 11:22 by colin.smale at xs4all.nl:

> On 2019-10-11 11:09, Snusmumriken wrote:
>> It is up to the driver. I think he can ignore most of the traffic laws
>>  in the cause of getting as fast and as safe to where he needs to go. So
>>  he would use his own judgment and not so much what a routing engine
>>  tells him what he can do.
> That may be the case in some countries, but in the UK there are limitations on what laws emergency vehicles can and cannot break.
> Countries also have differing definitions of what constitutes an "emergency vehicle" for these purposes. A regular doctor on his way to an emergency, organs for transplant for example... in the UK they cannot use blue lights, and "people die" because these vehicles get stuck in traffic.
> See this website for all the complexities:
> http://www.ukemergency.co.uk/blue-light-use/ <http://www.ukemergency.co.uk/blue-light-use/>
> The question is, how to model this in OSM? Or do we just model for normal cars? Just like for trucks, routing for emergency vehicles needs parameterisation for the vehicle characteristics and the specific use to which it is being put *at that moment*.
In this case I would map as done so far.

Split on physical splits etc.
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