GE/ALP(8379B) KOLKATA OF 24-25

Amount

Cleaning of Manholes any size and depth upto 2.0 mtr by means of mechanical operation/ civil agencies, spades, buckets and other suitable process to clear all silt, rubbish, sludge etc and depositing all rubbish silt etc to a pit and including excavation of pit to a distance n. exc 50 mtr and finally top portion of pit to be covered by a 100 mm thick layer of excavated earth with and including spareading of bleaching powder completed all as specified and directed. Note :- No separate payment shall be made for taking up cover/ cover slab and refixing the same and mechanical operation/ civil agencies where required or directed. Cost is included in unit rate.

All as per item No 1 above but depth of Manhole exc. 2.0 mtr and not exe. 5.0 mtr complete all as specified and directe.

All as per item No.1 above but from gully trap/ inspection pit of any dia of sewage or drainage pipe complete all as specified and directedl.

Cleaning of spot blockages of EWC/ IWC/ WHB of any dia at any location and at any height of buildingand make serviceable by using mechanical device or manually complete all as specifieda and directed.

Taking down inspection door from CI soil/ vent pipe, bend/ Tee "Y" junction and removing blockage material (including rodding if required) for cleaning of blockage and refixing the door after completion of the job complete all as specified and directed.

Cleaning of under ground sewage line upto 200 mm dia by mechanical operation/ civil agencies/ rodding by bamboo split, rope through pipe from manhole, WC to 1st manhole/ GT/ Inspection chamber and having the pipe clean for easy flow of sewage line and removal of offensive material at a distance n. exc. 50 mtr, deposited the material in excavated pit including excavation and cover the pit with excavated earth, levelling of surplus excavated soil round the pit and spreadding of bleaching powder around the pit complete all as specified and as directed. Note :- No separate payment shall be made for mechanical operation/ civil agencies where required or directed. Cost is included in unit rate.

Opening access door or cleaning eye of bends or junction of AC/CI pipe (soil/waste) at any position and at any height and cleaning by any means and flushing with clean water and refixing access door, complete all as specified and directed.

Opening of chocked nahani trap/floor trap by any means and flushing with clean water and refixing of grating complete all as specified and directed.

Cleaning of deposited earth, silt, debris, sludge, water from drain and removal of debris to outside or inside the premises of MoD land exc. 1.50 km but n exc. 5 km and depositing where directed. Complete all as specified and directed

Dewatering of sludge, water from Manhole, sewage line, Sump by suction pump and dispose off outside the premises of MoD land and depositing where directed. Complete all as specified and as directed.

Demolition of cement concrete unreinforced in ground floor and paving not exceeding 15cm thick (below or above G.L) complete all as specified and as directed.

Demoltion of brick work or stone/boulder masonry, built in cement mortar or cement lime mortar including all quions, arches, pillars etc, but excluding ashlar facing, precast concrete articles complete all as specified and as directed.

Material and Labour for Brick work with subclass 'B' bricks straight or curved on plan exc 6 m mean radius built in cement mortar (1:6) complete all as specified and directed.

Material and Labour for Brickwork with subclass B bricks straight or curved in plan any radius with cement mortar (1:4) as in half brickwork complete all as specified and directed.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles to store and rubbish off the premises complete all as specified and directed.

M&L for coloured non skid ceramic floor tiles area of each tile exc 0.06 but n exc 0.11 sqm set and jointed in neat cement slurry and pointed in white or coloured cement to match over 15mm thick screed bed with cement mortar (1:6) complete all as specified and directed.

Material and Labour for coloured, glazed ceramic tiles size 450x300x 7-8mm thick, in dado/ skirting etc, set and jointed in neat cement slurry and pointed in white cement mixed with pigment to match, laid with and including over10 mm thick rendering in cement mortar (1:4) complete all as specified and as directed.

Material and Labour for 25 mm thick PCC (1:2:4) type B1 (20 mm graded stone aggregate) as in sub base of flooring complete all as specified and as directed.

Taking down cement plaster of any description, including racking out joints, hacking for key, scrubbing down with water etc, complete all as specified and directed.

Material and Labour for rendering 15mm thick in cement mortarent mortar (1:6) on other than fair faces of brick work or concreted surfaces finished even and smooth without using extra cement complete all as specified and directed.

Material and Labour for rendering 20mm thick in cement mortarent mortar (1:4) mixed with WPC on fair faces of brick work or concreted surfaces finished even and smooth without using extra cement complete all as specified and directed. Note :- WPC will be measured and paid separately.

Supply only integral water proofing compound.

Material & Labour for two coat acrylic distemper (white or coloured as per site reqmt) over one coat of priming chalk whiting on new or previously untreated plastered surfaces incl preparation of surface and incl necessary arrandement for working platform complete all as specified and directed. (upto 12 storey bldg).

M&L for two coat of cement base paint (white or coloured as per site reqmt) on new surface of external walls incl preparation complete all as specified and directed. Note : No separate payment shall be made for colour of distemper where required or directed. Cost is included in unit rate.

Material and Labour for 75mm thick PCC (1:3:6), type C-2 (using 40mm graded stone aggregate) as in plinth protection/ paving, surface finished even & smooth without using extra cement, with and including joint filling (Size 30mm deep x 10mm wide) with sealing compound grade- A complete all as specified and directed.

Taking down eaves gutters and rain water pipes ,cast iron pipes(any size or pattern), including all fittings, heads, shoes, bends, swan-necks, reinforced concrete drain pipes etc., including cleaning or refixing or removal to Store (measured overall length as fixed along the centre line over fittings and accessories) complete all as specified and as directed.

Supply and Fixing PVC (SWR)110 mm bore pipes single socketed in any length with rubber ring joints and fixed to wall complete all as specified and as directed.

Supply and Fixing 110 mm bore PVC (SWR) bends any radius including necessary cutting in brick wall and making good to match with existing surface complete all as specified and as directed.

Supply and Fixing 110 mm bore PVC (SWR) junction single, (single T) equal or unequal provided with access door complete all as specified and as directed.

Supply and Fixing in repair 100 mm bore cast iron (spun) soil waste pipes, in any length with or without ears, with cement joints, fixed to walls complete all as specified and as directed.

Supply and Fixing in repair 100 mm bore cast iron branch pieces, single (equal or unequal), ordinary or inverted(spigot or socket type) or with parallel branches fitted with oval access doors.

Supply and Fixing in repair 100 mm bore CI bends.

Supply and Fixing cast iron cowls, bore of pipe 100mm complete all as specified and as directed.

S & F in repair Vitreous China Squatting pan, Orissa pattern, size 580 x 440 mm white with 'P' or `S' trap, front or back inlet and integral foot rests including connection to trap, to flushing pipe etc. complete including making good to floor complete all as specified and as directed.

S & F in repair vitreous china wash down water closet (Pedestal) including PVC seat cover closed pattern with flat bottem and cover and mild steel chromium plated hinge device,connection to drain or outgoing pipe and to flushing pipe, antisyphonage pipe joint to socket or stoper etc. complete all as specified and as directed

Supply and Fixing in repair vitreous china wash hand basin, white, flat back, size 550mm x 400mm excluding chain and plug and porcelain stopper but including cutting for and pinning in ends of and including brackets, waste pipe & CP brass waste coupling of 32mm dia complete all as specified and directed. Note : Rate quoted under this item deemed included fixing of taps, plug and chain and connecting up to supply pipes, wastes or traps etc.

S&F in repair fancy type 15 mm Pillar taps, cast copper alloy with capstan heads, chromium plated, screwed down high pressure, with or without letterer 'Hot' or 'Cold' with long screwed shank and flynuts, screwed for iron pipe and fixed.

S & F in repair 10 ltrs capacity PVC valveless, syphonic action type, flushing cistern, low level, white, with inlet, ball valve, float and handle including 600mm PVC commector pipe and flush pipe (long bend) for low level cistern complete all as specified and directed.

Supply and Fixing in Repairs Plastic water closet seat, black, closed pattern with flat bottom, and cover and mild steel chromium plated or aluminised hinging device complete all as specified and as directed.

Excavation in trenches n. exc 1.50 m wide and n. exc 1.50 m in deep for foundation or for man hole etc n. exc 10 sqm on plan and getting out in soft/loose soil all as specified and directed.

Returning, filling in, including spreading, levelling, wateringand well ramming in layers not exc 25 cm complete all as specified and directed.

Material and Labour for PCC (1:4:8) type D-2 (using 40 mm graded stone aggregate) as in foundation filling and mass concrete complete all as specified and as directed.

Material and Labour for PCC concrete bed to drain pipe , 200 mm bore pipe including packing under and hunching against the sides of pipe after they are laid and tested with PCC (1:3:6) type C-2 (using 40 mm graded stone aggreagate) complete all as specified and directed.

Material and Labour for 200 mm bore salt glazed stoneware grade 'A' drain pipe laid in trenches and jointed in cement mortar (1:1) complete all as specified and as directed.

Material and Labour for PCC (1:3:6) type C-1 (using 20 mm stone aggregate) as in surface channels and drains complete all as specified and directed.

M&L for extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using extra cement, including forms, moulds, mi- tred/stopped ends etc. complete all as specified and directed.

All as per item No 46 here in before and add for each 25 mm girth or part thereof over or under 30cm

Supply and Fixing in repair CI Nahani trap of 100mm dia, with grating including jointing to waste pipe fixed with cement concrete, type B1 (1:2:4) complete all as specified and as directed.

Supply and Fixing in repair PVC waste pipe 32mm for drain out water from wash basin and sink complete all as specified and as directed.

Material and Labour for precast cement concrete (1:2:4) type B-1, (using 20mm graded stone aggregates) as landings, cover slabs (for manholes etc), chullah hoods, chajjas, water troughs, mangers, shelves and similar articles with plain faces set in cement mortar (1:6) complete all as specified and as directed.

Material and Labour for mild steel TMT bar 6mm to 8mm dia cut to length, bent to shape required including cranking, bending, hooking ends and binding with mild steel wire (annealed) not less than 0.9mm dia or securing with clips quality conforming complete and all as specified and directed.

Supply and Fixing in repair CP Health faucet with all necessary fittings complete all as specified and as directed. Make : jaquar, Prayag or as approved by the GE.

Cutting into existing man hole for connecting new drains , making good to pipe and rendering ,cutting out existing benching for and forming branch channel ( half round or 3/4 section ) in cement concrete (1;2:4) type B-1 (using 20 mm graded stone aggregate) smooth finished and benching as required for 150 mm to 250mm dia pipe complete all as specified and directed.

RBS Builders (BID ID -3114418)

Tirupati Buildcon Pvt. Ltd. (BID ID -3121172)

BHARUKA ENTERPRISES (BID ID -3114847)

JHAWAR SUPPLIERS (BID ID -3112732)