Operation and maintenance of Dry Dock No -I and Dry Dock No.II including Caisson gate for the period of one year (2026-2027)

DRY DOCK NO.I Engaging of diving team (consisting of 2 Nos. Divers, 1 No. Diving Supervisor) for inspection of underwater site or cleaning/removing debris/unwanted materials or attending repair work of the site and other connected works, if any including cost of labour charges, divers, diving equipments, GST, labour welfare cess etc., complete.

Opening the Caisson gate for docking /undocking of the vessel including all labour charges for running the diesel or electric pumps, opening the valves of the gate, cost of all labour charges, GST, labour welfare cess but excluding the hire charges of diesel and electric pumps, which will be supplied by the department on free of cost.

Closing the Caisson gate after docking /undocking of the vessel, like block setting for docking of vessel (or) after undocking of the ship including all labour charges required for dewatering and floating the gate and thereafter pumping water to the tanks of the gate, positioning of gate and caulking the leakage in gate etc, complete, but excluding the hire charges of electric or diesel pumps, which will be provided free of cost by the department and also excluding the cost of caulking material but including the cost of all labour charges, GST, labour welfare cess, minor tools etc complete.

Cleaning the floor of dock, side drains and drain pit, excluding the pump pit by flushing of water, cleaning by sweeping and clearing the swept materials out of the Dry Dock-I complete manually as directed by EIC, including cost of all minor tools like broom sticks, spade, mortar pan etc complete. The rate includes the cleaning of the minor leakage through Caisson gate, all labour charges, GST, labour welfare cess etc complete.

Operation of dewatering pump, sea water pump in the Dry Dock-I as per the requirement with out rest for 3 shifts per day including cost of all labour charges, GST, labour welfare cess but excluding water pump, electrical charges etc which will be supplied on free of cost by the department.

Scrapping, chipping and cleaning the steel surface of Caisson gate at Dry Dock-I and applying one coat of Zinc chromate/ red oxide primer and two coats of synthetic enamel black paint including cost of all labour charges, brushes, tools and plants, scaffolding arrangements, GST, labour welfare cess, including cost of primer, synthetic enamel paint, thinner etc. complete.

Scrapping, chipping, cleaning with washing soda and Painting the rolling shutters, bollard block, fender blocks, floating tanks, dewatering pumps, base plate, pipe lines, right tower base plates in Dry Dock -I etc complete, with one coat of metal primer and two coats of synthetic enamel colour paint as per the direction of EIC, including the cost of labour charges, brushes, tools and plants, scaffolding charges, GST, labour welfare cess, including cost of primer, synthetic enamel paint, thinner etc. complete.

Transportation and disposing the stacked garbage of swept materials and all other waste materials from ALHW Dry Dock - I complex by loading manually in the truck and unloading the same to municipal garbage yard within a lead of 14 Km as per instruction of EIC including all labour charges for loading and unloading, hire charges of truck, dumping charges, all lead and lift, GST, labour welfare cess etc complete.

Cleaning the Dry Dock-I dewatering pump manually by collecting the deposition from the sump, stacking on the dock floor by crane and dumping the garbage at stacking places etc complete as directed by EIC, including all labour charges, GST, labour welfare cess but excluding the hire charges of crane which will be supplied by the department on free of cost.

Engaging of diver for inspection of underwater site for cleaning/removing debris/unwanted materials deposited over the sill of the caisson gate before closing the gate, on as and when required basis including cost of diver, GST, labour welfare cess etc., complete.