[Tagging] Slow vehicle turnouts

Philip Barnes phil at trigpoint.me.uk
Sun Sep 9 09:47:04 UTC 2018


The video is from the 70s, more passing places on more modern S1s are longer and will not require the vehicle being passed to slow down. If you time it right it is common to pass vehicles travelling in the opposite direction at 60 mph.

Phil (trigpoint) 

On 8 September 2018 00:24:50 CEST, Dave Swarthout <daveswarthout at gmail.com> wrote:
>The situation in the video is the one for which the tag passing_place
>was
>invented. I think the name is misleading for the reasons I've stated
>before.  I agree that such places are perhaps best described by a node,
>as
>demonstrated in the Wiki definition but this situation is, I think,
>considerably different from the turnout lanes I'm trying to model. The
>passing places in the video and Rule 155 are actually places where cars
>that move into them are there to be passed; they are not places where
>one
>passes other vehicles. It's a subtle difference in implied meaning. I
>was
>aware of this difference when I tagged the turnout lanes originally and
>felt it was a poor fit to my scenario but I did it because there were
>no
>other alternatives offered in the Wiki. I don't want to fight what
>would
>surely be an uphill battle to redefine passing_place to suit my
>preference
>especially knowing now, thanks to Philip, that such language is
>enshrined
>in the UK Highway Code.
>
>I'm still looking for a simple solution that allows me to tag
>slow_vehicle_turnout lanes in such a way that makes them visible to
>drivers
>using a GPS as they motor along behind a sluggish truck or bus:
>"Turnout
>lane ahead in 1000 meters". Simple logic and unambiguous tagging will
>make
>that easier than figuring out that a short multi-lane segment of a
>given
>highway actually contains a lane dedicated for vehicles to use so they
>can
>be passed. But, hey, I'm not a routing expert. Maybe the complex
>tagging
>using lanes presents no particular problem for routing software, I
>dunno.
>
>Dave
>
>
>On Sat, Sep 8, 2018 at 2:21 AM Philip Barnes <phil at trigpoint.me.uk>
>wrote:
>
>> On 06/09/2018 12:37, Steve Doerr wrote:
>>
>> >
>> > Note that in 'passing place', as commonly used in the UK at least,
>the
>> > reference is usually to two vehicles going in opposite directions,
>so
>> > it's not the same as overtaking (though 'passing' does mean that as
>> > well, more often in fact).
>> >
>> Not strictly true, passing places in England, Scotland and Wales are
>> also intended to allow faster traffic to overtake.
>>
>> It is covered by highway code rule 155 states "If you see a vehicle
>> coming towards you, or the driver behind wants to overtake, pull into
>a
>> passing place on your left, or wait opposite a passing place on your
>> right."
>>
>>
>>
>https://www.gov.uk/guidance/the-highway-code/general-rules-techniques-and-advice-for-all-drivers-and-riders-103-to-158
>>
>> It reminded me of a public information film from a while back
>> https://www.youtube.com/watch?v=BQZownCGnYg
>>
>> _______________________________________________
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>>
>
>
>-- 
>Dave Swarthout
>Homer, Alaska
>Chiang Mai, Thailand
>Travel Blog at http://dswarthout.blogspot.com

-- 
Sent from my Android device with K-9 Mail. Please excuse my brevity.
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