REPAIR/REPLACEMENT OF OVER HEAD TANK STAGING AT CERTAIN PLACES AT DGRE RDC MANALI.

Amount

Demolition of exisiting damaged stone/Brick/ Concrete Block masonary built in cement mortar including all quoins, arches, pillars etc complete all as specified and directed by Engineer-In- Charge

M&L for Pre-cast cement concrete block 1:3:6 type C1 (using 20mm graded aggregate) masonry with solid blocks, exc. 10 cm in width and setting in cement mortar 1:6, complete all as specified and directed.

M&L for preparation of old steel surfaces of any description over 10cm in width or girth not otherwise described and applying 2 coats of Synthetic enamel paint Complete all as specified and directed by Engr-in-Charge.

S&F for 500 Litre capacity Rotational moulded polyethylene water storage tanks double layered (cylindrical vertical with closed top) ISI marked, hoisted & fixed in position & making necessary arrangements for fixing inlet, outlet & over flow pipe & provision of wash out pipe etc including dismantling of existing one complete all as specified & directed.

S&F for 1000 Litre capacity Rotational moulded polyethylene water storage tanks double layered (cylindrical vertical with closed top) ISI marked, hoisted & fixed in position & making necessary arrangements for fixing inlet, outlet & over flow pipe & provision of wash out pipe etc including dismantling of existing one complete all as specified & directed.

Disconnecting existing of capacity exc 250ltr but n exc 500 ltr tanks, setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position complete all as specified and directed.

Disconnecting existing 1000 ltr tanks, setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position complete all as specified and directed.

M& L for 100 mm thick Cement concrete type B- 2, 1:2:4 (40mm graded aggregate) as in plinth protection/Flooring below Water tank staging, complete all as specified and directed by Engr-in Charge

S&F 20mm bore Ball brass valves, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed Complete All as specified and directed by Engr-in-Charge.

Providing and fixing in repair 3 layer PN - 16 Pipe, 20mm OD (SDR-7.4) PP-R (Poly propylene Random copolymer) pipes confirming to IS:15801 UV stabilized & anti - microbial fusion welded, having thermal stability for hot & cold water supply, including all PP - R plain & brass threaded polypropylene random fittings, including trenching, refilling & testing of joints External work complete as per direction of Engineer-in-Charge.

Providing and fixing in repair 3 layer PN - 16 Pipe, 25mm OD (SDR-7.4) PP-R (Poly propylene Random copolymer) pipes confirming to IS:15801 UV stabilized & anti - microbial fusion welded, having thermal stability for hot & cold water supply, including all PP - R plain & brass threaded polypropylene random fittings, including trenching, refilling & testing of joints complete as per direction of Engineer-in-Charge. External work

S&F for galvanized steel water tubing medium grade of 15mm bore with & including all fittings and fixed complete to walls and ceilings or laid in floors including taking up or down of existing one complete all as specified & directed.

M & L for lagging to 15mm bore pipes or 20mm outeer dia used in External water supply or plumbing all around with, 25 min thick bonded mineral wool performed 'SNAPON' pipe sections of density 144 Kg/Cum conforming to IS 9842 complete all as specified and as directed by Engr-in-charge

M&L for galvanized steel water tubing medium grade of 20mm bore with & including all fittings and fixed complete to walls and ceilings or laid in floors including taking up or down of existing one complete all as specified & directed.

M & L for lagging to 20 mm bore pipes or 25mm outer dia used in External water supply or plumbing all around with, 25 min thick bonded mineral wool performed 'SNAPON' pipe sections of density 144 Kg/Cum conforming to IS 9842 complete all as specified and as directed by Engr-in-charge

S&F in repair 20mm bore Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed

Cutting existing steel tubing for alterations or additions of 20mm bore complete all as specified and directed by EIC.

Dismantling plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings, Complete all as specified and directed by Engr-in -Charge

S&F 0.63mm thick Galvanised, corrugated mild steel sheeting with two corrugations side lap, fixed with coach screws and washers, in roofs, walls etc. with grade of zinc coating 275.

Taking down cement plaster in RR stone masonry walls,including raking out joints,hacking for key,scrubbing down with water etc complete all as specified and directed by Engineer-In- Charge.

M&L for cement plastering 15mm thick in (Small Patches) in cemet mortar 1:4 including mixing of liquid water proofing compound as per manufacturer's instructions on stone masonry surfaces or surface other than fair face of brick-work or on one side of lathing etc finished even and fair without using extra cement complete all as specified and as directed by Engineer-in-Charge. Note : WPC will be measured and paid separately.

Supply only integral water proofing compound complete all as specified & as directed by Engineer-in-Charge.

M&L for Rough cast plaster Ordinary cement upto 10 m height above ground level with a mixture of sand and gravel or crushed stone from 6 mm to 10 mm nominal size, dashed over and including the fresh plaster in two layers, under layer 10 mm cement plaster 1:4 (1 cement : 4 coarse sand) and top layer 10 mm cement plaster 1:3 (1 cement : 3 fine sand) mixed with 10% finely grounded hydrated lime by volume of cement finish using ordinary cement, Complete all as specified and direceted by Engr-in-charge.

M & L for prepration of new or previously untreated surfaces of walls by brooming or by steel wire brushing, scrapping down snow soot, moulds, moss and efflorescent salts and treating oil and greasy spots and applying two coat of cement based paint over a coat of alkali resistant priming paint on complete all as specified and directed by Engr-In- Charge.

M & L for one coat of cement based paint on old plastered wall surfaces including preparation of surfaces by brooming or by steel wire brushing, scrapping down snow soot, moulds, moss and efflorescent salts and treating oil and greasy spots complete all as specified and directed by Engr-In- Charge.

M&L for preparation of old steel surfaces of any description over 10cm in width or girth not otherwise described and applying 2 coats of Synthetic enamel paint complete all as specified and directed by Engr-in-Charge.

Demolition of reinforced cement concrete of any description and in any position not otherwise specifically provided for

M& L for Reinforced cement concrete TypeB0 1:2:4 Type B1 1:2:4 (12.5mm graded Stone Aggregates )Slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like

M&L for Mild steel bars 8mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips

Demolition of Concrete in ground floors and pavings n exc 15 cm thickness (below or above ground level) Complete all as specified and directed by Engr-in-Charge

S&F in repair 20mm bore Ball brass valves, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed, Complete All as specified and directed by Engr-in-Charge

SP Builders (BID ID -3102455)