[Talk-bd] Bing and road classification

[Syed Ishtiaque Ahmed]

Regarding the first link,

it seems quite obvious that a good potion of the top two cities (Dhaka and
Chittagong) have been covered. Must be a good news for us.

ishtiaque

On Sun, Feb 19, 2012 at 6:13 AM, Larry O'Neill <larryoneill at gmail.com>wrote:

> Hi All,
>
> It has come to my attention that some of my links in these emails arent
> working depengin on what DNS resolver you are using, so expanding these:
>
> The relation marking out the hires imagery areas:
> http://www.openstreetmap.org/?relation=1360344
> Detail of the impact of Bing imagery in Ireland:
> http://www.openstreetmap.org/?lat=54.03&lon=-7.497&zoom=10&layers=M
> My recent changeset near Mymensingh:
> http://www.openstreetmap.org/browse/changeset/10721820
>
> Let me know if these fail!
>
> Larry
>
>
>
>
> On Sat, Feb 18, 2012 at 6:16 PM, Larry O'Neill <larryoneill at gmail.com>wrote:
>
>> Hi All,
>>
>> I did a bit today from Bing traces:
>> osm.org/browse/changeset/10721820
>>
>> Would anyone be able to advise me on road classification?
>>
>> Larry
>>
>>
>>
>> On Tue, Feb 14, 2012 at 4:07 PM, Larry O'Neill <larryoneill at gmail.com>wrote:
>>
>>> Hi All,
>>>
>>> I am just after putting together a relation that defines the areas of
>>> Bangladesh that are covered with good aerial imagery:
>>> http://osm.org/?relation=1360344
>>> Much of it is in the border regions, but significant territory has
>>> really good coverage.
>>>
>>> Recently we got some new imagery in Ireland, which we have been using to
>>> great effect to map places that were previously fairly blank.
>>> The edge of our imagery has become well defined:
>>> http://osm.org/?lat=54.03&lon=-7.497&zoom=10&layers=M
>>>
>>> I was thinking of doing some editing in Bangladesh along similar lines,
>>> to emphasise the quality of this resource.
>>> Before I start with it though, I wanted to ask about road classification
>>> in Bangladesh.
>>> If I was to start tracing from aerial imagery, I wouldn't be sure about
>>> how to tag the roads.
>>>
>>> I propose that we have a discussion on establishing a scheme and
>>> convention for classifying roads in Bangladesh.
>>> From what I have read so far, the road network in Bangladesh has
>>> classifications for National Highways, Regional Highways and Zilla Roads.
>>> I am not sure if there are further classifications or categories of
>>> roads - can anyone advise me on this?
>>> Also, I am unsure if we are permitted to use the http://www.rhd.gov.bd/information as a source for OSM.
>>> Could anyone verify this?
>>> One of the maps on the site has a note on it stating that it is for RHD
>>> purposes only and can't be used for anything else.
>>> Does anyone on this list have advice on asking the RHD for permission to
>>> use some of their information?
>>>
>>> If this is not a viable option, would a contact in a civil engineering
>>> department of one of the universities be a reasonably authoritative source
>>> on road classification?
>>>
>>> Any information any of you could add to this could certainly help here...
>>>
>>> Larry
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>
>
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>


-- 
Syed Ishtiaque Ahmed
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