REPAIR REPLACEMENT OF ROOF SHEETS INCLUDING CONNECTED ITEMS RCC ROOF WATER PROOFING SUNKEN FLOOR REPAIRS AND CLEANING MAINT REPLACEMENT OF WATER TANKS AT MASIMPUR UNDER GE SILCHAR

Amount

Demolition of concrete of any description and in any position not otherwise specifically provided for complete all as specified and as directed

Dismantling rain water pipe of any type and any size including fitting complete all as specified and as directed

Dismantling mild steel work or wraught iron of any description and in any position complete all as specified and as directed

Dismantling of plain or corrugated steel sheeting, any gauge or any thickness in roof covering /wall cladding complete all as specified and as directed

Dismantling asbestos cement (corrugated/semi corrugated) in roof coverings, etc including ridges, claddings, etc. and disposing off including all necessary staging / scaffolding, etc. as required complete all as specified and as directed

Dismantling wooden boarding (eaves board, rafter, etc.) of any description fixed in any position with nails complete all as specified and as directed

Dismantling of timber scantling 40sqcm and over in section, in any position in unframed works complete all as specified and as directed

Dismantling of timber fillets rails, posts, rafters, purlins, etc. under 40sqcm in section, in any position in unframed works complete all as specified and as directed

Dismantling wall and ceiling boards (fibre,pulp, insulation, etc. or insulation boards/slabs/blankets, any thickness including cover fillets, frameworks, etc. complete all as specified and as directed

Demolition of brickwork or stone / boulder masonry, built in cement mortar including all quoins, arches, pillars, etc but excluding ashlar facings, dressed stonework and precast concrete articles and disposing off complete all as specified and as directed

Taking down cement or cement lime plaster, any description on brick or stone walls, etc. including raking out joints, hacking for keys, scubbing down with water, etc. including all necessary scaffolding as required and rubbishing off the premises, etc. complete all as specified and as directed

Taking up or down 15mm bore steel water tubing and connections from any location / position including sorting, stacking, cleaning serviceable pipes and disposing off other, etc. complete all as specified and as directed

Taking up or down 20mm bore steel water tubing and connections from any location / position including sorting, stacking, cleaning serviceable pipes and disposing off other, etc. complete all as specified and as directed

Taking up or down 25mm bore steel water tubing and connections from any location / position including sorting, stacking, cleaning serviceable pipes and disposing off other, etc. complete all as specified and as directed

M&L for cleaning and removing properly of all scale and dirt etc from tanks and mouth of eructing pipe including taking out and refixing of ball ball valve assembly of 500 litres capacity of tank and writing fresh date of cleaning including erasing of old date by applying black paint , complete all as specified and as directed.

M&L for cleaning and removing properly of all scale and dirt etc from tanks and mouth of eructing pipe including taking out and refixing of ball ball valve assembly of 1000 litres capacity of tank and writing fresh date of cleaning including erasing of old date by applying black paint , complete all as specified and as directed.

M&L for cleaning and removing properly of all scale and dirt etc from tanks and mouth of eructing pipe including taking out and refixing of ball ball valve assembly of 2000 litres capacity of tank and writing fresh date of cleaning including erasing of old date by applying black paint , complete all as specified and as directed.

M&L for disconnecting existing tanks of capacity exceeding 500litres to 1000litres, suitably plugging, stopping both supply and delivery connections, setting aside (or lowering if required) for other repairs, cleaning, etc. and hoisting if required and reconnecting and re-fixing in position and connecting up including ball valve assembly, complete all as specified and as directed

M&L for cleaning surfaces of RCC accessable roofs, walls, chajjas, etc. by removing unwanted growth of plants, weeds, shrubs, small trees, etc. brooming off and removing rubbish to a distance not excceeding 50m complete all as specified and as directed

S&F mild steel works as in bands, straps, supports or stays for rainwater frame for eaves board, ventilating pipes, including bolts, if required, hooks (stay), hook and pintle hinges, large hasps and staples, chains, hand made sliding bolts, clamps, hanging fans, plain angle cleats for securing purlins to wood trusses or rafters, plate washers and similar small articles conforming to Fe-290 grade-E-165 complete all as specified and as directed

S&F steel work in tubular trusses including special shaped washer etc. complete using ERW or induction butt welded tubes conforming to IS:1161-2014 / IS:4923-1997, grade St.-210 complete all as specified and as directed

M&L for brickwork with sub-class 'B' bricks, straight or curved on plan exceeding 6m mean radius built in CM (1:6) complete all as specified and as directed

M&L for brickwork with sub-class 'B' bricks, straight or curved on plan to any radius as in half brick thick walls built in CM (1:4) complete all as specified and as directed

M&L for 40mm thick plain cement concrete 1:2:4 type B0 (using 12.5mm graded stone aggregates) as in roof padding, haunching, roof kerb or similar works including applying 3kg/sqm neat cement slurry complete all as specified and as directed

M&L for plain cement concrete 1:2:4 type B0 (using 12.5mm graded stone aggregates) as in benching, kerbs, levelling courses, etc. complete all as specified and as directed

M&L for rendering 5mm thick in cement mortar (1:3) on fair surfaces of concrete surfaces of ceilings, soffits of slabs, etc. finished fair and even without using extra cement complete all as specified and as directed

M&L for rendering 10mm thick in cement mortar (1:6) on fair surfaces of PCC block / brick masonry wall / concrete surfaces, etc. finished fair and even without using extra cement complete all as specified and as directed

M&L rendering 15mm thick, in cement mortar (1:4) on walls / concrete surfaces, etc. mixed with integral water proofing compound @3% by weight of cement, finished fair and even without using extra cement complete all as specified and as directed Note: WPC will be measured and paid separately under respective item herein

M&L rendering 15mm thick, in cement mortar (1:4) on padding concrete while surfaces is still green mixed with integral water proofing compound @3% by weight of cement, finished even and smooth without using extra cement complete all as specified and as directed Note: WPC will be measured and paid separately under respective item herein

M&L rendering 15mm thick, in cement mortar (1:4) on walls / concrete surfaces, etc. finished even and smooth without using extra cement complete all as specified and as directed Note: WPC will be measured and paid separately under respective item herein

Supply only integral water proofing compound all as specified

S&F 2nd class hard wood 20mm thick boarding, plained one side. fixed with nails in any position (except flooring and skirting) with butt joints complete all as specified and as directed

S&F 2nd class hard wood 50mm thick boarding, wraught, fixed with nails in any position (except flooring and skirting) with butt joints complete all as specified and as directed

S&F 2nd class hard wood 50mm thick boarding, clean sawn, fixed with nails in any position (except flooring and skirting) as in purlins, rafters, etc. with butt joints complete all as specified and as directed

M&L for 2nd class hard wood timber scantling wrought in section, timber fixed in position, complete all as specified and as directed

M&L for 2nd class hard wood timber scantling clean sawn in section, timber framed & fixed complete all as specified and as directed

M&L for 2nd class hardwood fillets square, rectangular or tringular in section clean sawn screwed with nails exceeding 6sqcm and not exceeding 13sqcm in section complete all as specified and as directed

M&L for 2nd class hardwood fillets square, rectangular or tringular in section clean sawn screwed with nails exceeding 13sqcm and not exceeding 25sqcm in section complete all as specified and as directed

M&L for 2nd class hardwood fillets square, rectangular or tringular in section wrought screwed with nails exceeding 6sqcm and not exceeding 13sqcm in section complete all as specified and as directed

M&L for 2nd class hardwood fillets square, rectangular or tringular in section wrought screwed with nails exceeding 13sqcm and not exceeding 25sqcm in section complete all as specified and as directed

M&L for 2nd class hard wood plain fillets, square, rectangular and triangular in section, wrought, bull nosed, splayed, chamfered or rounded on one edge or face, sectional area exceeding 6sqcm but not exceeding 13sqcm complete all as specified and as directed

S&F 4mm thick asbestos cement plain building boards, fixed to timber framework with screws complete all as specified and as directed

S&F in repairs wire netting of galvanized steel wire 0.71mm dia and 12mm mesh fixed with tinned tacks of wire complete all as specified and as directed

S&F 6mm thick asbestos cement corrugated / semi-corrugated sheets in roof / walls fixed with 'L' or 'J' hooks or cranked hook bolts, and bituminous washers, etc. and joints suitably sealed, complete all as specified and as directed

--ditto-- all as per item No. 43 hereinabove but except sheets

S&F 6mm thick asbestos cement one piece plain angular ridge sheets in roof / walls fixed with 'L' or 'J' hooks or cranked hook bolts, and bituminous washers, etc. and joints suitably sealed, complete all as specified and as directed

S&F pre-painted galvalume aluminum zinc coating GI based corrugated / semi-corrugated steel sheet 0.50mm thick of any colour (as approved) having tensile strength of 550Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as specified and as directed

S&F pre-painted galvalume aluminum zinc coating GI based plain steel sheet 0.50mm thick of any colour (as approved) having tensile strength of 550Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as specified and as directed

S&F 0.50mm thick corrugated galvanised steel sheetings, with grade of zinc coating 275gm/sqm and with two corrugation side lap fixed with ‘L’ type or ‘J’ type cranked hook bolts, nuts, washers, etc. as in roof, wall, etc. complete all as specified and as directed

--ditto-- all as per item No. 47 hereinabove but except sheets

S&F 0.50mm thick corrugated galvanised steel sheetings, with grade of zinc coating 275gm/sqm, plain, fixed with cranked hook bolts, nuts, washers, etc. as in ridges, hips, valley gutters, drip and straight flashings (length or girth as fixed) complete all as specified and as directed

--ditto-- all as per item No. 49 hereinabove but except sheets

M&L for preparation of new masonry / concrete ceiling surfaces and applying three coats of white wash including all necessary staging, etc. as required complete all as specified and as directed

M&L for preparing of new steel / metal surfaces of any description over 10cm in width or girth and applying two coats of synthetic enamel paint (tint as approved) over a coat of red oxide zinc chrome primer complete all as specified and as directed

M&L for preparing of new wood / wood based surfaces of any description over 10cm in width or girth and applying two coats of synthetic enamel paint over a coat of pink primer, tint as approved complete all as specified and as directed

M&L for preparing of new wood / wood based surfaces of any description not exceeding 10cm in width or girth and applying two coats of synthetic enamel paint over a coat of pink primer, tint as approved complete all as specified and as directed

M&L for preparing of new plastered or unplastered surfaces of walls and applying two coats of cement based paint (of approved tint) over a coat of wall primer complete all as specified and as directed

M&L for preparation of new plastered or unplastered wall surfaces and applying two coats of oil bound distemper ( white & tinted) over a coat of primer,complete all as specified and as directed

M&L for cleaning and applying one coat of cold bituminous primer (as approved by GE) @0.25litre/sqm over dried up surfaces of concrete / plastered surfaces conforming to IS 3384-1986 complete all as specified and as directed

Supply and laying APP based polymeric membrane 3mm thick (minimum), weighting not less than 3.5 kg/sqm reinforced with polyester non woven fabric (weighting not less than 160gms/sqm) applied over primed surfaces by torching application as per manufacturer's instructions with overlaps minium 100mm on the transverse directions and 75mm in longitudinal directions, including one coat of aluminium paint over the APP modified membrane @0.11 Kg/Sqm complete all as specified and as directed

S&F in position self-adhesive, rubber modified bituminous sealing tape 100mm wide and 1.5mm thick laminated with an aluminium foil on the upper side for sealing of leaks and cracks on galvanized / asbestos sheet / concrete roofs, leaking roof gutters, etc. as per manufacturer's instructions complete all as specified and as directed Make: Sika MultiSeal AP, STP SuperFlash strip or equivalent as approved

M&L for repairing of damaged RCC chajja, fascia, fins, roof projections, ceiling and balcony railings, etc. at any height by rendering 10 to 30mm thick in one or two layers as per site requirements in CM 1:3 including mixing with liquid polymer (mixed as per manufacturer's instructions) and making surfaces even and smooth without using extra cement includin all necessary scaffolding, staging, etc. as required complete all as specified and as directed

M&L for preparation of new plastered surfaces and applying two or more coats of 100% Premium acrylic emulsion paint having VOC less than 50gm/litre and UV resistance as per IS 15489:2004, alkali & fungus resistant, dirt resistant, exterior paint (of approved tint, company depot tinted) with silicon additives @1.43litre/10sqm over a priming coat of exterior primer applied @0.90litre/10sqm complete all as specified and as directed

M&L for suspended false ceiling using E-grid 2430, 180 GSM (exposed ceiling suspension system) of grid size 600x600mm with main runner 38x24mm and wall angle 24x24mm using 4mm thick high pressure non-asbestos fiber cement decorative board (E-Board Classic) in grid of GI system duly suspended from 4mm dia GI bar hanger fixed with steel dash fasteners or iron purlin from roof with adjustment clips, providing positions for light fixtures, air conditioning, diffuser and ducts, sprinkler, smoke detectors, etc., cnforming to IS 14862, the main runners duly secured to structural soffits by hanger @1220mm c/c (maximum) with the last hanger at the end of each main runner not interlocked between main runners @610mm c/c so as to form 600x600mm grid complete all as specified and as directed

M&L as in repair for 50mm thick Polystyrene ceiling board pasting over snap gird/AC board ceiling and including dismantling ceiling board and refixing, complete all as specified and as directed.

S&F steel water tubing, medium grade, galvanised with screwed and socketed joints, in any length, including supply and fixing all fittings, ISI marked conforming to IS -1239 and fixed to walls or laid in floors / trenches required for water connections complete all as specified and as directed of the following bores:

15mm bore

20mm bore

25mm bore

Fixing only steel water tubing, medium grade, galvanised with screwed and socketed joints, including supply and fixing all fittings, ISI marked conforming to IS-1239 and fixed to walls or laid in floors / trenches required for water connections complete all as specified and as directed for the following bores: Note: Serviceable tubings obtained from dismantling herein before will be reused under this item

15mm bore

20mm bore

25mm bore

Cutting chases, pinning in brick walls and 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 exceeding 10cm in girth complete all as specified and as directed

S&F in repairs gun metal globe or gate valve, 20mm dia with iron wheel head, screwed both ends for iron pipe and fixed including necessary cutting into existing pipe, threading, inserting new piece of GI pipe of existing size, breaking/cutting into cement concrete, masonry, etc. and making good the disturbed surfaces complete all as specified and as directed

S&F in repairs gun metal globe or gate valve, 25mm dia with iron wheel head, screwed both ends for iron pipe and fixed including necessary cutting into existing pipe, threading, inserting new piece of GI pipe of existing size, breaking/cutting into cement concrete, masonry, etc. and making good the disturbed surfaces complete all as specified and as directed

S&F in 20mm dia ball PTMT valves, weighing minimum 210gm, high pressure, with high density plastic / polythene float / ball, epoxy coated aluminium rod and flynut, screwed for iron pipe or brass ferrule and fixed complete all as specified and as directed

S&F in 25mm dia ball PTMT valves, weighing minimum 455gm, high pressure, with high density plastic / polythene float / ball, epoxy coated aluminium rod and flynut, screwed for iron pipe or brass ferrule and fixed complete all as specified and as directed

S&F in repairs 20mm dia ball PTMT valves, weighing minimum 455gm, high pressure, with high density plastic / polythene float / ball, epoxy coated aluminium rod and flynut, screwed for iron pipe or brass ferrule and fixed complete all as specified and as directed

S&F in repairs 25mm dia ball PTMT valves, weighing minimum 455gm, high pressure, with high density plastic / polythene float / ball, epoxy coated aluminium rod and flynut, screwed for iron pipe or brass ferrule and fixed complete all as specified and as directed

Supplying, hoisting, fixing and connecting up rotational moulded polythylene water storage tanks (cylindrical vertical with closed top), hoisted and fixed in position all as specified in SSR Part-I including connecting the overflow drain out, inlet and outlet pipes, tank nipple, elbow, bend, unions, sockets, etc. including taking down old damaged water tank and disposing off complete all as specified and as directed of the following capacities:

500litres

1000litres

2000litres

S&F in repairs PVC lids including PVC hinges and suitable PVC locking (both sides) to water tanks at any height or location / position complete all as specified and as directed suitable for the following capacities of water tanks:

500 litres

1000 litres

2000 litres

S&F PVC (SWR) pipes, 110mm bore, single socketed in any length with rubber ring joints fixed on walls/floors or in trenches with suitable clamps, etc. complete all as specified and as directed

S&F PVC (SWR) pipes, 75mm bore, single socketed in any length with rubber ring joints fixed on walls/floors or in trenches with suitable clamps, etc. complete all as specified and as directed

S&F 110mm bore PVC (SWR) junction single T equal or unequal complete all as specified and as directed

S&F 110mm bore PVC (SWR) bend of any radius complete all as specified and as directed

S&F 75mm bore PVC (SWR) bend of any radius, complete all as specified and as directed

M/S M P Sharma (BID ID -3290321)

M/S TAPAN KUMAR RAY (BID ID -3289703)

SUBHENDU BHUSAN PAUL (BID ID -3290288)

M/S MANIK LAL GUPTA (BID ID -3290240)

M/S MOLOY KUMAR DEY (BID ID -3290199)

M/S PIJUSH BHATTACHARJEE (BID ID -3289818)

M/S RAJU ENTERPRISES AND BROS (BID ID -3289826)