Re: [Tagging] Easy question: _link tags for U turn/cut throughs?

2010-01-23 Thread Paul Johnson
Steve Bennett wrote:

 On Tue, Jan 12, 2010 at 1:21 PM, Richard Welty rwe...@averillpark.net wrote:
 i think anthony's proposal

 access=no
 police=yes
 foo=yes
 ...

 is sensible.

 Sure. OTOH, why bother? Can you picture a use case where it matters
 whether police=yes is set? There are essentially two categories of
 roads:
 1) Roads you can drive on
 2) Roads you can't drive on, but someone else can.

 In the case of 2, is there a benefit to describing *who* can? All
 emergency services will drive wherever physically possible. But maybe
 I'm oversimplifying or overgeneralising.

emergency=* tags already exist for emergency services, and I can think
of at least one location in Oregon where a route is open only to
emergency services and no others (oddly enough, it's also a rare
instance where Americans drive left of the median).



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Re: [Tagging] Easy question: _link tags for U turn/cut throughs?

2010-01-23 Thread Paul Johnson
Richard Welty wrote:

 On 1/10/10 6:43 PM, Alex Mauer wrote:
 On 01/07/2010 09:59 PM, Steve Bennett wrote:

 When a divided motorway/trunk/primary/... has a spot for turning or
 u-turning, should that be marked as primary or primary_link? The wiki isn't
 clear.

  
 If it’s for service/emergency vehicles only, I’d use highway=service.
 Otherwise, *_link.

 i generally also set access=private for the official vehicle only u-turns.

access=no
emergency=yes



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Re: [Tagging] Easy question: _link tags for U turn/cut throughs?

2010-01-11 Thread Bill Ricker
 i generally also set access=private for the official vehicle only u-turns.

would access=official here be an overly fussy distinction ?

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n1...@arrl.net bill.n1...@gmail.com

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Re: [Tagging] Easy question: _link tags for U turn/cut throughs?

2010-01-11 Thread Anthony
On Mon, Jan 11, 2010 at 9:31 AM, Bill Ricker bill.n1...@gmail.com wrote:

  i generally also set access=private for the official vehicle only
 u-turns.

 would access=official here be an overly fussy distinction ?


I would think access=official would mean all types of traffic have official
access.  To follow the standard, it'd have to be official=yes, wouldn't it?

I'd use access=no, assuming it was public land.  access=private would be for
privately owned land.
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Re: [Tagging] Easy question: _link tags for U turn/cut throughs?

2010-01-11 Thread Colin Smale

Bill Ricker wrote:

i generally also set access=private for the official vehicle only u-turns.



would access=official here be an overly fussy distinction ?
  
access=official sounds as if it would need a lot more definition. In 
many countries anything with blue flashing lights and/or sirens has a 
blanket exemption from little details like no-entry signs anyway. Would 
the Highways Agency be official? Or the local council? Or an emergency 
vehicle not engaged on an emergency call?

--
Bill
n1...@arrl.net bill.n1...@gmail.com

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Re: [Tagging] Easy question: _link tags for U turn/cut throughs?

2010-01-11 Thread Richard Welty
On 1/11/10 11:49 AM, Anthony wrote:
 It may sound like access=official means official access only, but 
 any programs which have encoded access=* and *=official will be 
 completely confused by such a designation.

i'll be using access=no for now.

as far as alternatives, how about:

access=authorized

richard


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Re: [Tagging] Easy question: _link tags for U turn/cut throughs?

2010-01-11 Thread Anthony
On Mon, Jan 11, 2010 at 12:12 PM, Richard Welty rwe...@averillpark.netwrote:

 On 1/11/10 11:49 AM, Anthony wrote:
  It may sound like access=official means official access only, but
  any programs which have encoded access=* and *=official will be
  completely confused by such a designation.
 
 i'll be using access=no for now.

 as far as alternatives, how about:

 access=authorized


Is there a situation where authorized traffic is not allowed?  I say don't
tag the defaults.  If there actually is a scenario where authorized traffic
is not allowed (which seems like a contradiction in terms), you could use
access=no, authorized=no.  But I doubt such a thing exists.
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Re: [Tagging] Easy question: _link tags for U turn/cut throughs?

2010-01-11 Thread Richard Welty
On 1/11/10 9:11 PM, Steve Bennett wrote:
 The only question I have about this stuff is whether access=no has 
 any use to mean you physically cannot get past here. If so, then 
 it's worth having a tag like access=emergency_services to indicate 
 that it's physically traversable, but no members of the public are 
 allowed to use it. Which actually sounds an awful lot like 
 access=private.
emergency_services would be too strict a term, unless you can categorize 
speed traps
and construction vehicles under the term (i wouldn't.)

i think anthony's proposal

access=no
police=yes
foo=yes
...

is sensible.

richard


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Re: [Tagging] Easy question: _link tags for U turn/cut throughs?

2010-01-11 Thread Anthony
On Mon, Jan 11, 2010 at 9:32 PM, Steve Bennett stevag...@gmail.com wrote:

 Can you picture a use case where it matters
 whether police=yes is set?


Not really.  But at least it's harmless.


 All emergency services will drive wherever physically possible. But maybe
 I'm oversimplifying or overgeneralising.


Well, here in Florida police are not exempt from any traffic laws (*) except
under certain specific situations.  On the other hand, if a sign said
police use only, then that would be a blanket exception regardless of the
circumstance.

(*) Here in Florida, even those emergency situations, certain traffic laws
still apply, and drive wherever physically possible is never the rule for
anyone.
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Re: [Tagging] Easy question: _link tags for U turn/cut throughs?

2010-01-11 Thread Liz
On Tue, 12 Jan 2010, Steve Bennett wrote:
 Yeah actually you're probably right - even emergency services probably
 can't just drive through private land to get to an emergency.
 
In NSW, the fire services can do as they please in those circumstances.

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Re: [Tagging] Easy question: _link tags for U turn/cut throughs?

2010-01-10 Thread Alex Mauer
On 01/07/2010 09:59 PM, Steve Bennett wrote:
 When a divided motorway/trunk/primary/... has a spot for turning or
 u-turning, should that be marked as primary or primary_link? The wiki isn't
 clear.
 
If it’s for service/emergency vehicles only, I’d use highway=service.
Otherwise, *_link.

-Alex Mauer “hawke”



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Re: [Tagging] Easy question: _link tags for U turn/cut throughs?

2010-01-10 Thread Richard Welty
On 1/10/10 6:43 PM, Alex Mauer wrote:
 On 01/07/2010 09:59 PM, Steve Bennett wrote:

 When a divided motorway/trunk/primary/... has a spot for turning or
 u-turning, should that be marked as primary or primary_link? The wiki isn't
 clear.

  
 If it’s for service/emergency vehicles only, I’d use highway=service.
 Otherwise, *_link.

i generally also set access=private for the official vehicle only u-turns.

richard


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[Tagging] Easy question: _link tags for U turn/cut throughs?

2010-01-07 Thread Steve Bennett
When a divided motorway/trunk/primary/... has a spot for turning or
u-turning, should that be marked as primary or primary_link? The wiki isn't
clear.

Thanks,
Steve
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Re: [Tagging] Easy question: _link tags for U turn/cut throughs?

2010-01-07 Thread Roy Wallace
On Fri, Jan 8, 2010 at 1:59 PM, Steve Bennett stevag...@gmail.com wrote:
 When a divided motorway/trunk/primary/... has a spot for turning or
 u-turning, should that be marked as primary or primary_link? The wiki isn't
 clear.

Well, what is it better described by:

1) link roads (sliproads / ramps) -- primary_link
2) A major highway linking large towns -- primary

Given that, I'd say it's either primary_link, or something else.

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Re: [Tagging] Easy question: _link tags for U turn/cut throughs?

2010-01-07 Thread Alan Mintz
At 2010-01-07 19:59, Steve Bennett wrote:
When a divided motorway/trunk/primary/... has a spot for turning or 
u-turning, should that be marked as primary or primary_link? The wiki 
isn't clear.

I tag them as highway=x_link where the roads being linked are tagged 
highway=x (e.g. highway=motorway_link if the roads are highway=motorway). 
This seems consistent with the description of highway=*_link.

--
Alan Mintz alan_mintz+...@earthlink.net


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