NIT No-03 EE (EM) M-I/ (25-26) Item No. 16

Safety equipments have to be arranged for the workers for 3 Nos. SV as the work has to be in the pump house with proper safety of men & Machinery. The same includes loading, unloading & cartage charges etc.

Repairing/ Overhauling of Upadhaya Make Delivery Sluice Valve of size 450mm Dia of Pump set 1,2 and 3at Vishwakarma Park B. P. Station, by carrying out the following works:- 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 EOT Crane & manual labour 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.

Repairing of SS stem by remetling and rethreading the same as required by the job.

Repairing of GM nut seat on the wedge by cutting of worn out seat and machining and making of new collar seat on the wedge.

Cleaning & 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 :638 Type-B)

Supply of Gasket for Gland top (Rubber IS :638 Type-B)

Supply of Gland Packing.

Supply of gear box operating wheel. (CI IS : 210 Gr Fg 200)

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 spindle along with yoke& gland plate, fixing of bonnet after replacing of gasket & damaged nut bolts/studs, fixing of yoke with the help of lifting arrangement of HOT Crane etc. & tightening of nut bolts with spanner, fixing of Gland packing and 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, rethreading of pinion gear and fixing the same on sluice valve and taking trial run of the sluice valve as required by the department.

Safety equipments have to be arranged for the workers for 3 Nos. SV as the work has to be in the pump house with proper safety of men & Machinery. The same includes loading, unloading & cartage charges etc.

Repairing/ Overhauling of Upadhaya Make Suction Sluice Valve of size 500mm Dia of Pump set 1, 2 and 3 at Vishwakarma Park B. P. Station, by carrying out the following works:- 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.

Repairing of SS stem by remetling and rethreading the same as required by the job.

Repairing of GM nut seat on the wedge by cutting of worn out seat and machining and making of new collar seat on the wedge.

Cleaning & 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 :638 Type-B)

Supply of Gasket for Gland top (Rubber IS :638 Type-B)

Supply of Gland Packing.

Supply of gear box operating wheel. (CI IS : 210 Gr Fg 200)

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 spindle along with yoke & gland plate, fixing of bonnet after replacing of gasket & damaged nut bolts/studs, fixing of yoke with the help of lifting arrangement of HOT Crane etc. & tightening of nut bolts with spanner, fixing of Gland packing and 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, rethreading of pinion gear and fixing the same on sluice valve and taking trial run of the sluice valve as required by the department.

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

MK ENGG.CO. (BID ID -1591977)