CLEANING OF WATER TANK AND ALLIED WORKS IN BLDGS OF ZONE A, B, C and D

Amount

Disconnecting the outlet and inlet supply of existing PVC service water tanks of capacity upto 500 litre, pumping out the water, scrubbing and washing the walls and bottum of the tank with non toxic, hazardless chemical as approved by the Engineer-in-charge and cleaning the tank thoroughly using vaccum cleaner and washing and cleaning the complete tank using high pressure jet spray, drying up the tank and reconnecting the supply, writting the dates of cleaning and due with synthetic enamel paint and stensil complete all as specified and directed by Engr-in-charge. Note for srl item No 1 to 3 : (i) No extra payment will will be made for setting aside (if reqd) for repairs cleaning etc and hoisting, reconnecting and re-fixing in original position including all inlet and outlet water connection and re-fixing existing MS frame. (ii) Cleaning of tank should be done by using Non toxic chemical as approved by EIC. No extra payment will be done for the same. (iii) Necessary T&P such as scaffolding, ladders, ropes, buckets etc, and safety equipments will be provided by the contractor and the cost thereof shall be included in the rates quoted by the contractor

Disconnecting the outlet and inlet supply of existing PVC service water tanks of capacity upto 1000 litre, pumping out the water, scrubbing and washing the walls and bottum of the tank with non toxic, hazardless chemical as approved by the Engineer-in-charge and cleaning the tank thoroughly using vaccum cleaner and washing and cleaning the complete tank using high pressure jet spray, drying up the tank and reconnecting the supply, writting the dates of cleaning and due with synthetic enamel paint and stensil complete all as specified and directed by Engr-in-charge.

Disconnecting the outlet and inlet supply of existing PVC service water tanks of capacity upto 200 litre, pumping out the water, scrubbing and washing the walls and bottum of the tank with non toxic, hazardless chemical as approved by the Engineer-in-charge and cleaning the tank thoroughly using vaccum cleaner and washing and cleaning the complete tank using high pressure jet spray, drying up the tank and reconnecting the supply, writting the dates of cleaning and due with synthetic enamel paint and stensil complete all as specified and directed by Engr-in-charge.

Supply & fixing in repair rotational moulded polyethylene water storage tank, hoisted and fixed in position of capacity 200 litres including out let connection including dismantling/taking down of existing unserviceable PVC water storage tanks of any description, any capacity complete all as specified & directed by Engineer-in-charge.

Supply & fixing in repair rotational moulded polyethylene water storage tank, hoisted and fixed in position of capacity 500 litres including out let connection including dismantling/taking down of existing unserviceable PVC water storage tanks of any description, any capacity and writing of dates of cleaning and due with synthetic enamel paint and stensil complete all as specified & directed by Engineer-in-charge.

Supply & fixing in repair rotational moulded polyethylene water storage tank, hoisted and fixed in position of capacity 1000 litres including out let connection including dismantling/taking down of existing unserviceable PVC water storage tanks of any description, any capacity and writing of dates of cleaning and due with synthetic enamel paint and stensil complete all as specified & directed by Engineer-in-charge.

Supply and fixing in repair ball valves, high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball (polythene float) complete, screwed suitable for 20mm bore iron pipe complete all specified and as directed by Engineer-in-charge. Note :- The minimum weight of ball valve shall be as given in SSR or in relevant IS.

Supply and fixing in repair ball valves, high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball (polythene float) complete, screwed suitable for 25mm bore iron pipe complete all specified and as directed by Engineer-in-charge. Note :- The minimum weight of ball valve shall be as given in SSR or in relevant IS.

Taking up or down existing galvanised steel water tubing (GI pipe) 15mm bore including fitting/connection from wall/ceiling/floor etc. including cleaning for re-fixing or removing from site/keeping aside for reuse complete all as specified and as directed by Engineer-in-charge.

Supply and fixing galvanized steel tubing (GI pipe) medium grade 15mm bore with all new fittings like elbow, tee, union, socket, reducer etc. and fixed complete to walls, ceiling and laid in floor complete all as specified and as directed by Engineer-in-charge.

Taking up or down existing galvanised steel water tubing (GI pipe) 20 mm bore including fitting/connection from wall/ceiling/floor etc. including cleaning for re-fixing or removing from site/keeping aside for reuse complete all as specified and as directed by Engineer-in-charge.

Fixing only old serviceable 20mm bore galvanised steel water tubing (GI pipe) & connections/fittings like elbow, tee, union, socket, reducer etc. in new or old portion/position to walls, ceiling and laid in floor etc complete all as specified and as directed. (Note :- Old serviceable pipe and fittings obtained from taking down/up item shall be reused.

Supply and fixing galvanized steel tubing (GI pipe) medium grade 20 mm bore with all new fittings like elbow, tee, union, socket, reducer etc. and fixed complete to walls, ceiling and laid in floor complete all as specified and as directed by Engineer-in-charge.

Supply and fixing in repair 15mm gun metal, globe or gate valve (ISI marked), brass cast copper allow, with iron wheel head, screwed both ends suitable for 15mm bore iron pipes complete all as specified and as directed by Engineer-in-charge. Note :- The minimum weight of gate valve shall be as given in SSR or in relevant IS.

Supply and fixing in repair 20 mm gun metal, globe or gate valve (ISI marked), brass cast copper allow, with iron wheel head, screwed both ends suitable for 20 mm bore iron pipes complete all as specified and as directed by Engineer-in-charge. Note :- The minimum weight of gate valve shall be as given in SSR or in relevant IS.

S&F HDPE tank cover with nuts and bolts etc, of approved quality pattern all as directed by engineer-incharge.

Supply & fixing in repair Angle cock cast copper alloy, screwed down high pressure with crutch or butterfly handle, screwed both ends for iron pipe suitable for size 15mm bore complete, all as specified & directed by Engineer-in-charge. Note :- The minimum weight of stop valve shall be as given in SSR or in relevant IS.

Supply and fixing in replacement 450mm long PVC connection 15mm size with PTMT nuts complete all as specified and as directed by Engineer-in-charge.

Supply and fixing in replacement 600mm long PVC connection 15mm size with PTMT nuts complete all as specified and as directed by Engineer-in-charge.

Removing shrubs/vegetation and grass from wall/roof in the vicinity of overhead tanks and applying chemical to prevent further growth of roots and making good disturbed portion by applying suitable finishes as directed by engineer in charge.

Note:- The contract sum shall be calculated by deducting the amount shown in Credit Schedule attached to this tender, from total amount of Schedule 'A'/BOQ

M/S KARNI CONSTRUCTION COMPANY

M/s Karan Builders

NATIONAL ENTERPRISES

jassal engineering

Engineers CXonstruction Company

ISHAAN CONSTRUCTIONS

M/s JUGAL KISHORE MISHRA AND SONS