Operation and Maintenance of wharf cranes at Haddo wharf, Chatham wharf and Junglighat Harbour for the period of Six Months.

Amount

The operation and maintenace of wharf crane (ELL/DELL crane of capacity from 6 to 25 Ton) at Haddo wharf , Chatham wharf & Junglighat Harbour ,Attending checking of the wharf crane for all mechanical components, all drives, all moving parts, all mechanical transmission systems, all mechanical controls, electrical control panels, motors and their wirings, control gears, terminal connectors, master controller, rheostat resistance units, power collectors, centre column assembly and all lighting circuits and its distribution boxes all the motion limit switches interface cables, control supply and lighting transformer, cleaning, greasing/lubricating the mechanical equipments perodically, painting of rusted portion of crane as required and preparing equipments for operation as per the direction of the EIC, including cost of all labour charges, minor tools, LWC.GST etc., complete but excluding cost of spares which will be supplied by the department on free of cost.

HSM (Wharf Crane Operator)

SM (Electrician)

SSM(Asst. Electrician)

USM( Helper)

Attending repairs of control panels of wharf crane such as protective, hoist, luffing, slew and travelling control panels, the work involves checking/finding out the failure of control panel and repair/replacement of damaged/defective Air break contactors, circuit boards, main contacts and other electrical components of the panel & reconnecting all electrical connections, testing and commissioning of the panel for required operation etc., including cost of all labour charges minor tools & plants, LWC,GST but excluding cost of materials which will be supplied by the department on free of cost.

Dismantling of motor from the foundation, couplings and shifting to the working place, checking the rotor by removing the shields/covers, separating the rotor and stator by dismantling the rotor and stator from the rotor shaft, end shield/cover, rewinding all the defective/damaged motors, applying the required CTC for cleaning, cost of water emery paper, class B air dry and thereafter applying appropriate varnish, sleeves and winding ties, fibre terminal board and brass bolts & nuts etc., as per the direction of the EIC, including cost all labour charges, material charges, minor tools, LWC,GST etc., complete.

Removing, dismantling, cleaning, servicing, checking and re-commissioning of slip ring of motors from the foundation and shifting to the working place, dismantling the rotor by removing the shields/covers, separating the rotor and stator by dismantling the rotor and stator from rotor shaft, end shield/cover, servicing completely by applying the required CTC for cleaning, cost of water emery paper, class B & F varnish, Bectol red varnish, sleeves and and winding ties, fibre terminal board and brass bolts & nuts etc., as per the direction of the EIC, including cost all labour charges, materials, minor tools,LWC, GST etc., complete.

Providing & fixing of Power Plug Socket - 440 V, 3 Phase/250 Amps, Plug - 3P + N + E, Socket - 3P + N + E including cost of materials, transportation charges, minor tools, etc., complete. This item will be executed as and when required basis including cost of labour charges, minor tools, LWC, GST etc., complete.