Description: survey work of Satellite based photogrammetric survey and Aerial drone survey on 100m corridor to develop DEM and orthophotos for A Chitra Joramow New BG Line 31Km and B Sita Rampur Jhajha 3rd line 143 40 Km Name of Work
Details: Conducting photogrammetric survey using stereo satellite imagery data (CARTOS set or similar) as obtained from NRSC (national remote sensing centre) and processing the same using suitable GIS software for generation of Digital Elevation Model ( DEM) , orthophotos, topomaps etc. (A) Chitra -Joramow New BG Line having length 31 Km (Approx)(B) Sitarampur - Jhajha 3rd Line ( 144 km) Conducting Aerial Topographical Survey using DGPS based integrated Drone i.e., PPK/RTK based Drone to capture essential ground features and assets and delivering the topographical information for 100 m width corridor (50 m each side from the centre line) within an accuracy of 5cm. 1. GCP points establishment at every 2km paint marked o n the permanent structure and 1 hr DGPS observation of the same. 2. TBM points establishment at every 500 m on paint marked on permanent structures and RTK survey of the same using the 2 km points as the base. 3. Collection of High Resolution Aerial Imagery of minimum
Sector: Transport Misc