NIT No. 06 (22-23) Item No. 2

Repairing of Upadhaya Make Sluice Valves of Pump set No. 06 of size 400mm dia(02 Nos.) at Suction & Delivery side at Zafrabad SPS by carrying out the following works:- Safety equipments (for repairing 400 mm Dia - 2 nos.) have to be arranged for the workers as the work has to be done in the sewage pump house. The same includes loading, unloading & cartage charges etc.

Removing of wheel along with complete gear box from the sluice valve stem, Opening/cutting of all nut bolts/studs of upper dome (Bonnet) of sluice valve body, Yoke and Gland Plate bolts.

Lifting of bonnet with the help of HOT/E.O.T Crane & manual labour arrangement to take it to safer place in the pump house as per site requirement.

Taking out complete wedge from the Sluice Valve body by lifting with the help of Tripod chain block arrangement. Cleaning of body seat rings of Sluice Valve from inside by chemical solution and polishing by manual arrangement. Cleaning of Sluice Valve wedge facing rings by chemical solution, emery paper etc. and polishing as required.

Repairing of side grooves of the sluice valve body and side ribs of wedge for smooth functioning of wedge in up and down movement

Closing of Sluice valve from top by providing & fixing of blank flange on the top of sluice valve.

Renovation of stem collar seat by cutting of all worn out seat and making of new collar seat on the bonnet of sluice valve body.

Renovation and repairing of GM Nut Seat by remetalling and grinding the same as per the proper size of GM Nut.

Cleaning and repairing of GM nut threads by matching with SS spindle threads for smooth movement of spindle on load.

Supply of T bolts. (C.S)

Supply of Gasket for bonnet. (Rubber IS :636 Type-B)

Supply of Gasket Gland top (Rubber IS :636 Type-B)

Supply of Gland packing.

Supply of nut bolts.

Fixing of complete wedge in Sluice valve body with proper matching of both the seat rings of body & wedge rings, fixing of wedge nut along with stem, fixing of bonnet after replacing of gasket & damaged nut bolts/studs, fixing of stuffing box with the help of lifting arrangement of HOT Crane etc & tightening of nut bolts with spanner, fixing of Gland packing and Gland Plate etc. with the help of manual labour arrangement etc. as required by job.

Overhauling of complete gear box of the sluice valve including cleaning, greasing and fixing the same on the sluice valve and taking trial run of sluice valve as required by deptt.

Transportation charges to & fro for T&P items, men & material at site & their handling etc.

Repairing of Upadhaya Make Sluice Valves of Pump set No. 01, 03 & 05 of size 500mm dia(06 Nos.) at Suction & Delivery side at Zafrabad SPS by carrying out the following works:- Safety equipments have to be arranged(Sluice Valve of size 500mm Dia - 6 Nos.) for the workers as the work has to be done in the sewage pump house. The same includes loading, unloading & cartage charges etc.

Removing of wheel along with complete gear box from the sluice valve stem, Opening/cutting of all nut bolts/studs of upper dome (Bonnet) of sluice valve body, Yoke and Gland Plate bolts.

Lifting of bonnet with the help of HOT/E.O.T Crane & manual labour arrangement to take it to safer place in the pump house as per site requirement.

Taking out complete wedge from the Sluice Valve body by lifting with the help of Tripod chain block arrangement. Cleaning of body seat rings of Sluice Valve from inside by chemical solution and polishing by manual arrangement. Cleaning of Sluice Valve wedge facing rings by chemical solution, emery paper etc. and polishing as required.

Repairing of side grooves of the sluice valve body and side ribs of wedge for smooth functioning of wedge in up and down movement

Closing of Sluice valve from top by providing & fixing of blank flange on the top of sluice valve.

Renovation of stem collar seat by cutting of all worn out seat and making of new collar seat on the bonnet of sluice valve body.

Renovation and repairing of GM Nut Seat by remetalling and grinding the same as per the proper size of GM Nut.

Cleaning and repairing of GM nut threads by matching with SS spindle threads for smooth movement of spindle on load.

Repairing of SS stem by remetaling & rethreading as required by the job.

Supply of Operating wheel (CI IS:210 Gr Fg 200)

Supply of T bolts. (C.S)

Supply of Gasket for bonnet. (Rubber IS :636 Type-B)

Supply of Gasket Gland top (Rubber IS :636 Type-B)

Supply of Stem Nut (GM IS : 318 LTB-2)

Supply of SS Stem (SS- 410)

Supply of Gland packing.

Supply of nut bolts.

Fixing of complete wedge in Sluice valve body with proper matching of both the seat rings of body & wedge rings, fixing of wedge nut along with stem, fixing of bonnet after replacing of gasket & damaged nut bolts/studs, fixing of stuffing box with the help of lifting arrangement of HOT Crane etc & tightening of nut bolts with spanner, fixing of Gland packing and Gland Plate etc. with the help of manual labour arrangement etc. as required by job.

Overhauling of complete gear box of the sluice valve including cleaning, greasing and fixing the same on the sluice valve and taking trial run of sluice valve as required by deptt.

Transportation charges to & fro for T&P items, men & material at site & their handling etc.

M G Traders and Engineers