Special repair to Certain OMQs and SMQs at AF Stn Kalaikunda under GE (AF) Kalaikunda

Amount

Demolition of cement Concrete ( unreinforced )of any description and in any position not otherwise specifically provided for ) complete all as specified and directed by the engineer-in-Charge.

Striping of existing roof felt including plaster of any description carefully from existing roof / parapet without disturbing wall surfaces and removing distances exc 500 m not exc 1.5 km complete all as specified and directed by the engineer-in-Charge.

M&L cutting out cracks to V Section in existing roofs or terracing cleaning out and filling solidly with a hot mixture of bitumen and clean dry sand 1:1 complete all as specified and directed.

M&L for providing 50mm thick Cement concrete in roof padding or hunching like using type BO ,1:2:4 (using 12.5 mm aggregate ) complete all as specified and directed by the engineer-in-Charge.

M&L rendering 10 mm thick cement plaster in Cement mortar 1:4 mixed with integral water proofing compound as per manufacturer instructions over while the padding concrete is still green complete all as specified and directed by the engineer-in-Charge. NOTE:- WPC shall be measured and paid separately under relevant items.

M&L for providing roof treatment complete all as specified and directed as described in the following process. (i) applying a coat of cold applied polymeric modified bituminous primer @ 0.3 kg/sqm/ as per manufacturers instruction. (i) Providing APP based polymeric membrane with mineral top finish weighing not less than 3.5 kg/sqm and minimum 3.00 mm thick, reinforced with polyster non woven febric (weight not less than 160 gms/sqm) laid by torch application over primed surfce & overlap shall be of minimum 75mm on longitudinal direction and 100mm transverse direction. NOTE:- The work of water proofing treatment shall be got executed through manufacturers or authorised applicator of the manufacturer only.

supply only Liquid water proofing compound@ 3% for cement consumption complete all as specified and directed by the engineer-in-Charge.

M&L for providing Cement concrete type B-0 ,1:2:4 ( using 12.50 mm aggregate) as in copping benching at junction of roof and parapet walls finished fair ande smooth complete all as specified and directed by the engineer-in-Charge.

Taking down PVC rain water pipe any size or pattern including all fittings complete all as specified and directed by the engineer-in-Charge.

S&F PVC (SWR) pipe 110 mm bore pipe single socket in length s including all fittings complete all as specified and directed by the engineer-in-Charge.

S&F PVC (SWR) bend 110 mm bore any radius complete all as specified and directed by the engineer-in-Charge.

Removing of plants including roots by dismantling of brick work / PCC / RCC including necessary scaffolding , any location / height (i.e roof , parapet walls near pipes etc.) and applying acid after removing roots for preventing the regrowthing and making good the disturbed portion using PCC 1:2:4 Type B-O and plaster in CM 1:3 (size of disturbed portion 150x 150x 150mm) complete all as specified and directed by the engineer-in-Charge.

Demolition of Brickwork or stone/ boulder masonry, laid dry etc complete all as specified and directed by the engineer-in-Charge.

M&L for brick work with fly ash bricks , straight or curved on plan exc 6m mean radius built in CM 1:6 complete all as specified and directed by the engineer-in-Charge.

M&L for brick work with fly ash bricks , straight or curved on plan to any radius in half brick thick in CM 1:4 complete all as specified and directed by the engineer-in-Charge.

Taking down cement plaster on brick or stone wall etc including racking out joints, hacking for key, scrubbing down with water etc complete all as directed by the engineer-in-Charge. Note:- All debris obtained from taking down shall be removed 1.5 to 2 Km complete all as specified and as directed by the engineer-in-Charge.

M&L rendering 15mm thick in CM 1:4 on fair faces of brick or concrete surface of wall incl finishing even and smooth without using extra cement complete all as specified and directed by the engineer-in-Charge.

M & L preparation of new plastered wall surface and application of two coats of cement based paint over a coat of alkali resistant primer complete all as specified and directed by the engineer-in-Charge.

Taking up or down steel tubing 15mm bore of pipe and connections, including cleaning for refixing or removal to store complete all as specified and directed by the engineer-in-Charge.

Taking up or down steel tubing 20mm bore of pipe and connections, including cleaning for refixing or removal to store complete all as specified and directed by the engineer-in-Charge.

Refixing old steel tubing and connections 15mm bore in new or old position (Walls, ceiling, floors, etc complete all as specified and directed by the engineer-in-Charge.

Refixing old steel tubing and connections 20mm bore in new or old position (Walls, ceiling, floors, etc complete all as specified and directed by the engineer-in-Charge.

Cutting chases, pinning in. making good to facings where required and pointing in cement mortar 1:3 to ends or edges of landings, steps, cills, sunshades, shelves, lintels, etc.; and cutting chases for concealed water tubing or concealed conduit wiring, etc., and making good, cutting not exc 10 cm girth complete all as specified and as directed.

S&F 15mm bore Tubes, medium grad', galvanised, with all fitting; laid in trenches and fixed complete to walls and ceilings or laid in floors complete all as specified and directed by the engineer-in-Charge.

S&F 20mm bore Tubes, medium grad', galvanised, with all fitting; laid in trenches and fixed complete to walls and ceilings or laid in floors complete all as specified and directed by the engineer-in-Charge.

Disconnecting existing tanks, setting aside ( or lowering if required) for repairs, cleaning, etc, and hoisting if required reconnecting and refixing in position exc. 250 and not exc. 500 ltrs complete all as specified and directed by the engineer-in-Charge.

Disconnecting existing tanks, setting aside ( or lowering if required) for repairs, cleaning, etc, and hoisting if required reconnecting and refixing in position exc. 500 ltr and not exc. 1000 ltrs complete all as specified and directed by the engineer-in-Charge.

Dismantling water tank any type and any position from site of capacity 500 ltrs complete all as specified and directed by the engineer-in-Charge.

S & F 500 Ltr Rotaional moulded polythylene water storage tank cylinder vertical with closed top hoisted and fixed in position all as specified.

S&F for ball valves 20mm bore high pressure of PTMT with aluminium rod and high density plastic ball screwed for iron pipe and complete all as specified and as directed by the engineer-in-Charge.

S&F in repair for ball valves 20mm bore high pressure of PTMT with aluminium rod and high density plastic ball screwed for iron pipe and complete all as specified and as directed by the engineer-in-Charge.

Roughening surfaces of old concrete floor by picking, sweeping clean and washing down with water to remove dust, etc. all as specified and as directed by Engr-in- Chrarge.

M&L Cement concrete 1:2:4 type B1 using 12.5mm graded stone aggregate for sub base to floors etc 25mm thick complete all as specified and directed by the engineer-in-Charge.

M&L Screed bed or bedding layer in CM 1:4, 20mm thick for laying floor finishes complete all as specified and directed by the engineer-in-Charge.

M&L rendering 10mm thick in CM 1:3 as backing coat for laying wall / dado/ skirting tiles complete all as specified and as directed

M&L Glazed coloured ceramic tiles in vertical surfaces 450X300X7 mm thick set,jointed in neat cement slurry and pointed in white or coloured cement to match complete all as specified and directed by the engineer-in-Charge.

M&L non skid coloured ceramic tiles,(joint free) 7mm to 8mm thick area of each tile exc 0 .11 sqm but not exceeding 0.18sqm in floors etc set, jointed in neat cement slurry and pointed in white or coloured cement to match complete all as specified and directed by the engineer-in-Charge.

Taking down shutters of any description exc 1 sqm but not exc 2 sqm and refixing in same opening after easing and adjusting complete in aluminium /wooden door shutter complete all as directed by the engineer-in-Charge.

S&F in repair Wash basins, Vitreous China (flat back or angle back type) any size 550 x440mm, including cutting for and pinning in ends of brackets or erecting stand but exclusive of fixing of supply and waste pipe complete all as specified and directed by the engineer-in-Charge.

S&F in repair Vitreous china squatting pan, orissa pattern, size 630 X450mm white with integral foot rests with P or S trap excluding flushing cistern and fluse pipe including provision of lime concrete bedding fixed in repairs complete all as specified and directed by the engineer-in-Charge.

S&F in repair brass chromium plated shower rose 125mm size with swivel joints including fixing to steel pipe or union etc complete all as specified and directed by the engineer-in-Charge.

S&F in repair Flush pipe of polyethylene of low or high density or PVC. 32 mm dia, for low level cistern complete all as specified and directed by the engineer-in-Charge.

S&F in repair aluminium anodized Tubular towel rail, 20mm dia, D type, 60cm long between flanges complete all as specified and directed by the engineer-in-Charge.

S&F in repair sinks with drainage board made of stainless steel lmm thick kitchen or laboratory with plugs, washers and wastes; including bedding in cement mortar to dwarf wall or including fixing cantilever brackets and connecting union to pipe overall size 915mm x 460mm bowl size 410mm x 330mm x 160mm complete all as specified and directed by the engineer-in-Charge.

S&F in repairs PVC valveless, syphonic action, flushing cistern, low level, 9 to 10 ltr capacity white, with inlet, ball valve, float and handle including brackets , flush pipe of poluethene low or high density or PVC 32mm dia complete fixed in repairs complete all as specified and directed by the engineer-in-Charge.

S&F in reapirs Fancy type Pillar cocks cast copper alloy with capstan heads,cromium plated screwed down high pressure with or without lettere hot or cold with long screwed shanks and fly nuts screwed for GI pipes or for unions,15mm size complete all as specified and directed by the engineer-in-Charge.

S&F in repairs Chromium plated fancy type Bib taps cast copper alloy , screwed for iron pipe or for brass ferrule and fixed of size 15mm complete all as specified and directed by the engineer-in-Charge.

S&F in repairs Chromium plated fancy type, chromium plated with long shank and cup (concealed type) fixed of size 15mm complete all as specified and directed by the engineer-in-Charge.

S & F in repairs Stop valves,15 mmm cast copper alloy, screwed down, high pressure, with crutch or butterfly handle, screwed both ends for iron pipe or for unions and fixed complete all as specified and directed by the engineer-in-Charge.

S&F in repairs PVC connections 15mm size with PTMT nuts of length 450 mm complete all as specified and directed by the engineer-in-Charge.

S&F in repairs Waste coupling 32 mm bore size of PTMT (half or full threaded) . (Minimum weight 32mm45gms/40mm-60 gms complete all as specified and directed by the engineer-in-Charge.

S&F in repairs Waste coupling 40 mm bore size of PTMT (half or full threaded) . (Minimum weight 32mm45gms/40mm-60 gms complete all as specified and directed by the engineer-in-Charge.

S&F in repairs pvc waste pipe 32 mm dia for WHB or sink complete all as specified and directed by the engineer-in-Charge.

SNEHANGI TRADERS

T K Construction

SG ENTERPRISE

M/S OM BUILDERS

Ganguly Construction

SUMAN CONSTRUCTION

NATIONAL CONSTRUCTION CO

CASTLE BUILDERS