Description: Detailed topographical hydrographical survey on River Brahmani for a approx length 12 00 KM consisting of survey preparation of maps plan cross section long section in requisite scales in connection with the No cost to State Exchequer Name of Work Detailed topographical hydrographical survey on River Brahmani for a approx length 12 00 KM consisting of survey preparation of maps plan cross section long section in requisite scales in connection with the No cost to State Exchequer model in Block Bamongola District Malda
Details: Detailed topographical & hydrographical survey of various River/Khals/Drainage Channels/Canal/Canals/Dam/Reservoirs/Beels etc using higher precision instruments like DGPS/RTK/TOTAL STATION for land survey, ADCP/ECO-SOUNdeR for water body survey etc alongwith totalgeo-referencing (X-Y-Z)alignment and plotting on google earth /arcGIS based map for taking cross section, Long Section of Drainage Channels/Khals/Rivers (Extending each cross section upto 50m from toe of country side at both side bank) w.r.t. nearest known Ground control point(G.C.P)/Great Trigonometrical survey (GTS)Bench Mark, including additional cross sections (both U/S & D/S)at the point of Bridges, Regulators, cross drain , inlets tributaries, branch channels, drains , out channels from pump houses , important structures etc. including additional cross sections at adjacent outfall point of these Drainage channels /khals /Rivers into other river for 250 mtr U/S & 250 mtr D/S of that outfall point and showing detailed t
Sector: Irrigation