we did a detailed topographical survey of 420 km for the gas pipeline, Including Alignment, L-Section, TBM Fixing, Alignment on the ground.
We did a field survey for the proposed water pipeline, captured topographical details with geo-coordinates, located different water tanks and prepared a proposed alignment route map along with the village boundary map.
Collected 3 to 5 Nos of Ground Control Points (GCPs) with dual frequency DGPS in RTK Mode at each site in villages, Including painting of monument and 3 photos for each GCP.
Field survey along the bank of Najafgarh Drain 10 meters corridor on either side of 55 km line. Captured all sub-drain locations with geo coordinates. Collected cross-sectional details and invert levels of all the drains. Carried out a topographical Survey along the main drains inclusive of the corridor of 10 meters on both sides of the drain.