[OSM-talk-be] Lanes & turns from wich side you start to count?

Jakka vdmfrankvdm at gmail.com
Sun Nov 30 13:32:33 UTC 2014


Thanks,
One step further:

turn:lanes:backward=right;through|left

Which must you put first is this strictly?
turn:lanes:backward=the direction change;continue|left
or
turn:lanes:backward=continue;the direction change|left




Gerard Vanderveken schreef op 30/11/2014 om 13:24:
> Oops!
> turn:lanes:backward=right|through;left
> should be
> turn:lanes:backward=right;through|left
>
>
>
>
> Gerard Vanderveken wrote:
>
>> Hi,
>>
>> It is simple:
>> Look in the direction of the road= arrow (eg S>N)
>> Observe lane from left to right.
>> In Belgium on a common street with 2 directions, the left side is in
>> the reverse direction (eg 2 N>S) and the right side lanes goes in the
>> direction of the arrow (eg 3 S>N).
>> So you have in the strait piece of the road:
>>
>> turn:lanes:backward=none|none
>> turn:lanes:forward=none|none|none
>> For the turning itself before a crossing you consider the direction of
>> the lane:
>> eg N>S outside lane (1)  is for turning right and going through,
>> inside lane is for turning left (by crossing other 3 lanes)
>>
>> turn:lanes:backward=right|through;left
>>
>> In the forward direction (S>N) is eg a lane for every direction
>>
>> turn:lanes:forward=left|through|right
>>
>> The last and outside lane (5) is of course for turning right.
>>
>> Regards,
>> Gerard
>>
>>
>> Jakka wrote:
>>
>>> Hi,
>>>
>>> Reading en try to understand lanes and turns wiki's
>>>
>>> https://wiki.openstreetmap.org/wiki/Key:turn
>>>
>>> In Belgium right side driving how do I compose my value key of de lanes?
>>>
>>> I get confuse with the wiki images and explanations in it.
>>> Not going in detail yet only the positions of lanes. For i go futher
>>> to understand the next wiki.
>>>
>>> OSM direction (arrows) south to north
>>>
>>> lanes=5
>>> 2 north to south and 3 south to north nummerique counting from left
>>> to right 1,2,3,4,5
>>>
>>> so I split north to south thats something with backward
>>> turn:lanes:backward 1|2
>>> so I split south to north thats something with forward
>>> turn:lanes:forward 3|4|5
>>>
>>> or is it from right to left?
>>> 5|4|3|2|1??
>>>
>>> Or the lanes them self left to right or right to left.
>>>
>>> Sorry I am lost here
>>>
>>>
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>>
>>
>>
>>
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>
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