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