Replacement of North and South Side 762M x 32mm FLC Winding Rope of 1 No. Winder of Chinakuri Mine-I Colliery under Sodepur Area.

Amount

Items Description

Preparatory job for changing the 762M 32mm FLC winding rope like Masali making, placing of reel, unreeling & keeping of 70-75M new rope on surface etc.(Manpower required Skilled-02 and Semi skilled-08 including CMPF,Bonus and Pension )

Hanging of one side cage on pipe, detachment of safety hook & withdrawing 70-75M winding rope manually now knotting old & new winding rope with Masali and simultaneously coiling the old rope in winder drum till the new rope reaches near the drum through on head gear pulley where other side rope needs to withdraw in pit bottom.(Manpower required Skilled-04 and Semi skilled-12 including CMPF,Bonus and Pension )

On cutting the knot manually withdrawing & keeping of old rope up to the conical drum by operating the winder very slowly & carefully where simultaneously the other side cage comes at pit top.(Manpower required Skilled-06 and Semi skilled-24 including CMPF,Bonus and Pension )

Hanging of other side cage on pipe, detachment of safety hook, knotting/clamping the safety hook with winch crane and now slowly hauling the winding rope where simultaneously the old rope withdrawing from flat drum and drum winch completely after de-clamping the old winding rope from drum.(Manpower required Skilled-04 and Semi skilled-16 including CMPF,Bonus and Pension )

Inserting of new rope in drum clamping with winch & coiling the rope in to the winch drum, after that coiling the new rope in to drum and simultaneously other side rope withdrawing with the help of winch crane up to the cage and attachment of safety hook with cage & making free hang.(Manpower required Skilled-04 and Semi skilled-08 including CMPF,Bonus and Pension )

Complete coiling of new rope, attachment of safety hook after complete washing & checking and then making free hanging of cage. After that operating the winder 3-5 times for necessary elongation of new rope then making required adjustment by the drum winch.(Manpower required Skilled-04 and Semi skilled-08 including CMPF,Bonus and Pension )

Overhead cost & Others

Total impact of GST for the purpose of CTC