[datameet] water bodies data required for solving River Encroachment problem in Chennai

Hi friends, Recently I have taken up a project to deal with the huge problem of river encroachment in Chennai, Tamil Nadu. https://timesofindia.indiatimes.com/city/chennai/drive-begins-to-free-water-bodies-of-encroachments/articleshow/89534992.cms . Please suggest what data we might need for th

[datameet] Jaipur Development authority Drainage and sewer maps

Greetings to everyone! I've been working on the dynamics of urban flooding. I need the digitized maps of the drainage and sewer network of the Jaipur Municipal Corporation, which is managed by the Jaipur Development Authority. Any leads would be greatly appreciated. Regards *Akshay* -- Datam

[datameet] Converting maps in pdfs to actual shapefiles/geojsons

Hi all, Wanted to know if it is possible to convert maps put out in pdfs to map files (shapefiles, geojsons or kml). This is regarding the sewage and water lines put out by BWSSB. The files can be found here: https://bwssb.karnataka.gov.in/info-2/BWSSB+GIS+MAP+Information/en Thanks, Vaidya -- D

Re: [datameet] water bodies data required for solving River Encroachment problem in Chennai

Hi Kaushik, here's a link to a live query of water features in Chennai mapped on OSM https://overpass-turbo.eu/s/1oo4 . You can export them as a geojson. Hope this is useful as a start. On Tue, Nov 29, 2022 at 3:16 PM Kaushik Roy wrote: > Hi friends, > > Recently I have taken up a project to dea

Re: [datameet] Converting maps in pdfs to actual shapefiles/geojsons

Hi Vaidya, This excellent post by Nikhil would be a good starting point: https://groups.google.com/g/datameet/c/BGB-UeJqhpA/m/SFl4OgF9AgAJ Regards, Devdatta On Wed, 30 Nov 2022 at 08:49, Vaidya wrote: > Hi all, > > Wanted to know if it is possible to convert maps put out in pdfs to map > file

Re: [datameet] Converting maps in pdfs to actual shapefiles/geojsons

Hi Vaidya, You might be able to skip the manual tracing process that Devdatta linked to and pull out vectors directly, if your PDFs are made that way. Rajesvari Parasa has successfully turned