Development of Inland Water Transport (IWT) on Gomti River in Tripura_ SH Dredging contract/Detailed Hydrographic Survey between Srimantapur (Sonamura to Maharani (Udaipur), Tripura ,Length 54.00 Km

Amount

Detailed Hydrographic Survey (thalweg longitudinal survey etc.) by using Automated Hydrographic System with digital eco sounder for 54.00 depth measurement, DGPS receivers for data login etc. in the rivers/streams identifying width and ascertaining the specified depth width 10.00 mtr interval cross sections for quantifying the dredged materials complete in all respect as per TOR and as per direction of Engineer-in-charge/Executive Engineer. (a) For river/stream width of 20.00 Mtr and above.

Brick work in C.M 1:5 mix including all labour charges etc complete

Brick work in C.M 1:5 mix using 2nd class ground moulded chamber burnt bricks with including cost and conveyance of all materials and including all labour charges etc complete

Plastering in C.M 1:5-12 mm thick with including cost and conveyance of all materials and including all labour charges etc complete

Plastering in C.M 1:5-12 mm thick with including cost and conveyance of all materials and in

b) CI bend 22.5° (250mm dia)

Carriage of the dredged earth by mechanical transport upto 3 km distance including loading, unloading, stacking, spreading, dressing and compacting complete as per direction of the Engineer-in-charge.

Laying and Jointing PVC Pipe. Heading

Plain Cement Concrete 1:4:8 (one cement four fine aggregates and eight coarse aggregates) using

Brick work in C.M 1:5 mix using 2nd class ground moulded chamber burnt bricks with including cost

GLOBAL SURVEYS

Precision Survey Consultancy

Abdul Palash

Raynas Infra and Geomatics services Private Limited

GAUTAM KUMAR SAHA

SAMRAT DEBNATH

Ecometrix Consultants Private Limited