Supply manning and operating one number circle pump dredger

Amount

Dredging all types of soil including sand, silt, loose clay and hard /stiff clay below the deck structure area of pump house No.1, 2 &3 from the existing level to (-) 6.00 mCD for 1&2 and (-) 10.00 mCD for Pump house No.3 with a tolerance of +0.5 mts, 18,600 Cum (6200 x 3 years) including slope and to discharge dredged material to the dock arm areas uniformly beyond a lead of 150m as directed by the NMPA/DCI by deploying a Circle pump Dredger (250 cum per hour output) or a suction pump dredger or any other suitable method including cost of labour, mobilisation and demobilisation etc., complete for successful completion of work. a) Qty. for First year = 6200 Cu.m b) Qty. for Second year = 6200 Cu.m c) Qty. for Third year = 6200 Cu.m