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Misaligned Roads in the city: Loei,TH #109

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GRABOSM opened this issue Dec 22, 2021 · 1 comment
Open

Misaligned Roads in the city: Loei,TH #109

GRABOSM opened this issue Dec 22, 2021 · 1 comment
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@GRABOSM
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GRABOSM commented Dec 22, 2021

Ref: #49

While mapping in the city Loei, TH we have observed that a good part of the city was not aligned to the OSM GPS Traces. And also identified that at a couple of locations the mapped data is not in sync with existing data - Part of the area is matching to Bing and another part is matching to Maxar/GPS Traces.

Note: The OSM GPS data is matching the latest imagery (Maxar) in this city, but the existing highway data were aligned in Bing in most of the regions.

Case1: Existing Data is in Offset with the latest imagery and OSM GPS Traces.
Location: 17.2928048, 101.765539

https://www.openstreetmap.org/way/672793480

Refer:

https://www.openstreetmap.org/way/672793475

Case 2: Part of the area is matching to Bing & other to GPS Traces/Maxar.
The partial region has no sync in terms of offset with reference to per Maxar Imagery, which is on the right side of the water body (https://www.openstreetmap.org/way/461500428 ) and the left side area of the water body is completely misaligned as per Maxar Imagery
Offset Location: 17.3001042, 101.770402 , Matched Location: 17.3005708, 101.7782773
Reference WayID :

https://www.openstreetmap.org/way/106994813

Few other reference areas where the issue is identified:

  • 17.3001255, 101.7689874
  • 17.3098093, 101.7647249
  • 17.299109, 101.7677489

@mishari @stephankn @ @Paul012 We need your help and suggestion to fix the data at this location in Thailand and looking forward to your opinion on - whether to re-align the existing data to match with GPS Traces/Maxar Imagery? Or any other best suggestion to sync the data across the city.

cc: @jinalfoflia

@GRABOSM GRABOSM added the Community Review Additional Information Required From Community label Dec 22, 2021
@GRABOSM
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GRABOSM commented Feb 3, 2022

Started a topic in Thailand forum: https://forum.openstreetmap.org/viewtopic.php?pid=854237#p854237

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