Carrying out Bathymetry survey at Trunk Drain-II from RD 4580m to 0m and Carrying out Bathymetry Survey at Trunk Drain No-I. from RD-6690m (Kanti Nagar Bridge) to RD-0m (Tata Telco), CD-III.

Carrying out bathymetry survey work includes quantity calculation with reference to specified depth for Trunk Drain-II from RD 4580m to 0m. Supply of cross section at every 15m interval or less in hard and soft copy basic data echo roll if available with mobilisation of survey vessel equipment all accessories materials and manpower and completed of entire survey . i) Area Report ii) Volume Report iii) X profile Section at every 15m iv) L-section v) 2 copies of data

Carrying out Bathymetry Survey work includes quantity calculation with reference to specified depth for Trunk Drain from RD-6690m ( Kanti Nagar Bridge) to RD-0m ( Tata Telco), CD-III. from RD-0m Supply of Chart and cross section at every 15m intreval 10m in width or less, in hard & soft copy , basic data, echo roll if availabel with mobilization of survey vessel equipment all accessories, materials and manpower and completion of entire survey.(1)Contour Level at 0.5M(2)X Profile Section at every 15 M(3)Y Profile Section at every 2 M(4)3D Modulation Data(5)3 Copies of Data. i) Contour Level at 0.5M ii) X Profile Section at every 15 M iii) Y Profile Section at every 2 M iv) 3D Modulation Data v) 3 Copies of Data vi) L - Section