GIS Mapping of Sewer network of leh Town Including preparation of DPR Complete job

Surveying, data collection, and preparation of GIS-based digital mapping of existing sewerage network of Leh town covering approximately 80 km of sewer pipeline, including all trunk, branch, and lateral sewers, manholes, inspection chambers, house connections, pumping stations, and allied assets; capturing of spatial and attribute data through high-precision DGPS / Total Station survey, preparation of digital base maps using high-resolution satellite imagery, integration of network layout with GIS platform (ArcGIS / Q-GIS or equivalent), development of geo-database with asset IDs and metadata (diameter, material, invert levels, connectivity, condition, etc.), linking of as-built drawings and photographs, and submission of final GIS layers, hard copies, and shapefiles compatible with CPHEEO / NUIS / AMRUT standards, complete in all respects as per direction of Engineer-in-Charge