REPAIRS TO ROOF, WALL PLASTERING, FLOORING, PLINTH PROTECTION, JOINERY, FALSE CEILING, SANITARY FITTINGS AND REPAIR/REPLACEMENT AND CLEANING OF SEWAGE LINE, MANHOLES, SEPTIC TANK / GULLY TRAPS AT SHIBPUR UNDER GE (S) DIGLIPUR

Amount

Taking down chowkhats or frames with shutters (without taking off shutters from the frames) exceeding 1.50 Sqm but not exceeding 4.00 Sqm each complete all as specified.

Taking down shutters of any description, exceeding 1.0 sqm but not exceeding 2.0 sqm each, from chowkhats complete all as specified.

S&F for factory made solid panel PVC door shutter 30 mm thick (style) consisting of frame made out of M.S. tubes for top & bottom rails. M.S. frame shall be covered with heat moulded plain colour PVC ‘C’ channel having a PVC sheet strip of 20mm width stuck inside with solvent cement for stiles and plain colour PVC sheets for top rail, lock rail & bottom rail on either side & as gap insert for top rail & bottom rail; Panelling of plain colour PVC sheet to be fitted in the M.S. frame welded / sealed to the stiles & rails with suitable PVC sheet beading, and joined together with solvent cement, suppling & fixing in the frame at site as per specification complete all as specified.

S&F for solid PVC Door Frame of size 50mm x 47mm made out of 5mm plain colour PVC sheet reinforced with M.S. Square tube, suppling & fixing in opening as per specification & drawing complete all as specified.

S&F for 40mm thick flush shutters, solid core construction, with block board core and plywood face panels, commercial type on both sides complete all as specified.

S&F for 100mm long butt hinges, extruded aluminium alloy with galvanised mild steel hinge pin, anodised and fixed B-21 complete.

S&F for 150mm long alluminium, anodised, barrel tower bolts of extruded section complete.

S&F for 300mm long aluminium alloy, anodised, sliding door bolt with hasp, staple (bolt type) and fixing clips of sheet, cast or extruded sections and fixing bolts and sliding bolts of extruded sections or cast-aluminium alloy and fixed complete.

S&F for 150mm long aluminum handles, cast type anodised complete.

S&F for floor door stopper 150mm overall length of aluminium alloy body and tongue, anodised, with hard drawn steel spring, fixed complete.

S&F in repairs 150mm long aluminium anodised, barrel tower bolts of extruded section and fixed complete.

S&F in repairs 300mm long aluminium alloy, anodised, sliding door bolt with hasp, staple (bolt type) and fixing clips of sheet, cast or extruded sections and fixing bolts and sliding bolts of extruded sections or cast-aluminium alloy and fixed complete.

S&F in repairs 150mm long aluminum handles, cast type anodised complete.

S&F in repairs aluminium alloy wire cloth, 0.45mm nominal dia of wire and average width of aperture 1.40mm and fixed with aluminium wire staples complete.

S&F in repairs floor door stopper 150mm overall length of aluminium alloy body and tongue, anodised, with hard drawn steel spring, fixed in floor.

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.

M&L for rendering 10mm thick in cement mortar 1:4 on fair faces of brick work or concrete surfaces, finishing the surface fair and even complete all as specified.

M&L for screed bed or bedding layer of 15mm thick for laying floor finishes, in cement mortar 1:4 complete all as specified.

M&L for vitrified ceramic tiles (first quality) 10 mm thick, light shade (square/ rectangular) polished, area of each tiles not exceeding 0.36 Sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match complete.

M&L for non - skid ceramic tiles 7 to 8 mm thick (square/ rectangular) area of each tile exceeding 0.06 sqm but not exceeding 0.11 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match complete.

M&L glazed ceramic tiles 300x 200x 7 mm thick on vertical surface, set and jointed in neat cement slurry and pointed in white or colour cement to match complete.

Dismantling plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings complete.

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

S&F for pre-painted galvalume aluminum zinc coating GI based plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/ rain water gutter/ cladding to wall, fixed with self tapping screws as specified.

Taking up or down 15mm bore steel tubing and connections, including cleaning for refixing or removal to store complete.

M&L for 15 mm bore new steel water tubing 'medium grade' galvanised (ISI marked) with all new fittings (ISI marked) fixed to walls and ceilings or laid in floors complete all as directed.

Taking up or down 20mm bore steel tubing and connections, including cleaning for refixing or removal to store complete.

M&L for 20 mm bore new steel water tubing 'medium grade' galvanised (ISI marked) with all new fittings (ISI marked) fixed to walls and ceilings or laid in floors complete all as directed.

Dismantling water tanks and removing to store of capacity exceeding 500 ltrs but not exceeding 1000 ltrs complete.

S&F for 1000 litres capacity rotational moulded polythene water storage tank, (cylindrical vertical with close top) triple layer (ISI Marked) white colour both inside and outside with top cover, hoisted and fixed in position where ordered and making necessary connection and testing complete all as directed.

Disconnecting existing tanks of capacity exc 500 ltrs but not exc 1000 ltrs, setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position after cleaning and removing all scale and dirt etc from tanks and from mouths of circulating pipes etc complete all as specified and directed.

S&F in repairs 15mm bore Bib taps, cast copper alloy, chromium plated, fancy type, with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule and fixed complete.

S&F in repairs pillar taps, cast copper alloy, chromium plated, fancy type, with capstan heads, screwed down high pressure, with or without lettered 'Hot' or 'Cold' with long screwed shanks and fly-nuts, screwed for iron pipe 15mm bore and fixed complete.

S&F in repairs 15mm bore dia Stop valves, cast copper alloy, screwed down, high pressure, with crutch or butterfly handle, screwed both ends for iron pipe or for unions and fixed complete

S&F in repairs 20 mm bore PTMT ball valves, high pressure, with polythene float and fly nut complete, screwed for iron pipe or brass ferrule and fixed (Min weight 20mm- 210 gms) all as specified and directed.

S&F in repairs 0.80mm thick plain galvanised, mild steel sheeting as in valley gutters, hips, drip and straight flashing (length and girth as fixed) with grade of zinc coating 275 complete all as specified and directed.

M&L for anodised aluminium frame (best quality) for doors, windows, ventilators with one or more rebates including joining cleat for fixing etc. complete all as specified.

S&F for anodised aluminium door shutters, aluminium section weighing not less than 0.55 Kg/Rm including necessary joining cleats, glazing clips, rubber neoprene packing, handles 2 Nos in each door, hinges, anodised aluminium snap beading screws etc. complete all as specified.

S&F for 12mm thick pre-laminated particle board, exterior grade, pre-laminated one side with decorative choice lamination & other side balancing white lamination, fixed with screws to aluminium frame work complete.

S&F in repairs 12mm thick pre-laminated particle board, exterior grade, pre-laminated one side with decorative choice lamination & other side balancing white lamination, fixed with screws to aluminium frame work complete.

Dismantling wall and ceiling boards (fibre, pulp, insulation, etc.) or insulation boards/slabs/ blankets, any thickness, including cover fillets complete.

S&F for anodised aluminium snap grid frame work for false ceiling all as specified.

M&L for 6 mm thick Asbestos cement plain building boards in false ceiling, fixed to aluminium framework with screws complete.

Dismantling wrought iron or mild steel work of any description not otherwise provided for all as specified and directed.

S&F for rolled mild steel work in tubular trusses/ purlins/ columns including special shaped washer etc. complete using ERW or induction butt welded tubes conforming to I. S.1161- 1979 grade St.-240 complete.

M&L for water proofing treatment to RCC roof slab, including parapet comprising with the following courses of treatment /specifications from bottom to top and complete all as specified & directed by Engr-In-Charge:- (i) Taking out old roof treatment and roughening the same old concrete slab by picking, sweeping, cleaning and washing down with water to remove dust etc. (ii) Screed bed or bedding layer of mortar 15mm tgick in CM 1:4 for lying as in roof slab with mixing of WPC and surface finished fare and smmoth without using extra cement (Note: WPC shall be measured and paid separately.) (iii) Cleaning of plasterd roof surface and applying one coat of cold bituminous primer @ 0.25ltr /Sqm conforming to IS 3384.1986. (iv) APP based polymeic membrane 3mm thick (minimum), weighting 3.5Kg/sqm reinforced with polyester non woven fabric (weighting not less than 150gms/Sqm) shall be less applied over bituminous primer as specified above over a application of polymeric membrance shall by touch application. The overslaps shall be minium 100mm on the tranverse directions and 75mm on logitudinal directions. (v) Applying one coat of aluminium pait over the APP modified membrane @ 0.11Kg/Sqm.

Supply only for integral water proofing compound.

Demolition of cement concrete (unreinforced) of any description and in any position not otherwise specifically provided for complete all as specified and directed.

M&L for 40 mm thick PCC (1:2:4) Type B0 (using 12.5 mm graded stone aggregate) as in flooring and pavings etc. finishing cement concrete surface even and smooth without using extra cement complete all as specified.

M&L 75 mm thick PCC (1:3:6) Type C2 (using 40 mm graded crushed granite stone aggregate) laid in plinth protection, surface even and smooth with using extra cement complete all as specified.

S&F in repair PVC connections 15mm size with PTMT nuts and washers of length 450mm, including taking down old PVC connection specified complete all as specified.

S&F in repair for grating doom 150mm dia of PTMT (minimum weight 25gms) complete all as specified

S & F in repairs PVC valveless, Syphonic action type, flushing cistern of capacity 10 litres, low level, white with inlet, ball valve, maually operated with one PVC ball valve horizontal plunger type including provision of 32mm PVC flush pipe of required length and making connections complete all as directed by Engr-in-Charge.

S&F in repairs 110 mm bore PVC (SWR) pipes single socketed, in any length with rubber ring joints, laid in trenches or in floors.

Excavating in trenches, not exceeding 1.5 mtr wide and not exceeding 1.5 mtr in depth for laying drain pipes, foundartion or manholes etc. not exceeding 10 Sqm on plan and getting out in soft/ loose soil complete.

Demolition and breaking up drain pipes of 150 mm internal dia (Salt glazed stone ware, CI or Reinforced concrete) set in cement mortar including bedding, haunching complete all as specified and directed.

M&L for PCC (1:4:8) Type D2 (using 40 mm graded granite stone aggregate) as in foundations, filling and mass concrete.

M&L for 150 mm internal dia salt-glazed stoneware drain pipes, grade 'A' laid in trenches/ manhole walls and jointed in CM 1:1 complete all as specified.

M&L for PCC (1:3:6) Type C2 (using 40mm graded granite stone aggregate) concrete bed to 150 mm bore drain pipes including packing under, and haunching against the sides of pipes after they are laid and tested all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm in soft/ loose soil.

Removing excavated soil material not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 mtr above the starting point complete.

Demolition of brickwork or stone/ boulder masonry or PCC block masonry, built in cement mortar or cement lime mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles and removal of debris to a distance exceeding 500 mts and depositing where directed.

M&L Pre-cast cement concrete Type C1, 1:3:6 (using 20mm graded crushed granite stone aggregate), block masonry with solid blocks, exceeding 10 cm in width with minimum compressive strength of 50 Kg/ Sqcm and setting in cement mortar 1:6 complete.

M&L for rendering 15 mm thick in cement and sand mortar 1:4 on fair faces of brick work or concrete surfaces mixed with water proofing compound, finished even and smooth (without using extra cement) complete all as specified.

M&L for PCC (1:2:4) Type B1 (using 20mm graded granite stone aggregate) as in coping, benching of manholes etc, and including necessary formwork all as specified and directed.

Demolition of reinforced cement concrete (reinforcement cut as required to facilitate demolition) of any description and in any position not otherwise specifically provided for and removal of debris to a distance exceeding 500 mtrs and depositing where directed.

M&L for Mild steel TMT steel bars 10 mm dia and over as in reinforcement for concrete, 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 complete.

M&L for pre-cast RCC (1:2:4) Type B1 (using 20 mm graded granite stone aggregate) as in landings, cover slabs (for manholes etc.) shelves and similar articles with plain faces and set in CM 1:6, including necessary formwork complete. Note: Reinforcement shall be measured and paid separately.

Cleaning of blockage of sewage lines up to 150 mm bore systematically using necessary tools mechanically and /or manually such as by rodding, passing rope knots, bamboo fanti and disc of required size (with safety measure such as dirt and gas etc), flushing the pipe well with water till clear flow of sewage from both side between two adjacent manhole/grease traps of any depth, taking out sludge in semi liquid stage including all water effluents etc in a closed container and removing all materials from site of work upto a distance exceeding 250 mtr but not exceeding 500 mtr and depositing in earth pit of suitable size including supply and sprinkling bleaching powder and covering sludge with earth after removal of blockage etc complete all as specified. Note: Length will be measured throughout the manholes for each time of cleaning.

Cleaning of septic tanks completely by emptying liquid, semi solid, solid foul contents cleaning of inlets, outlets and getting out using suction pumps and filling the foul material into the covered tanks attached to suction pump and removing and disposing the same at a place meant for disposal of foul material outside the defence area complete all as specified.

Cleaning of manhole blockages (including WC, urinal, kitchens and bathrooms) systematically using necessary tools mechanically and/or manually such as by rodding, bamboo fanti and disc of required size (with safety measure gas etc), flushing the pipe well with water till clear the flow of sewage from both side between two adjacent manhole/gully traps or WC/NT of any size or depth, taking out sludge in semi liquid stage / roots of the tree etc. including all water effluents etc and removing all materials from site of work upto a distance exceeding 50 mtr and depositing in earth pit of suitable size including supply and sprinkling bleaching powder and covering sludge with earth after removal of blockage etc complete all as directed.

M&L for PVC (SWR) gully trap 125/110 mm, setting and jointing with solvent cement including taking down old gully trap complete all as specified and directed.

Dismantling of cast iron or reinforced concrete drain pipes 100/75mm, jointed in cement mortar and taking out of trenches if required complete all as specified

S&F 110 mm bore PVC (SWR) pipes single socketed, in any length with rubber ring joints, laid in trenches or in floors.

S&F in repairs vitreous China water closet (squatting pan) ‘Orissa’ pattern, size 580 x 440 mm white, with integral foot rests (excluding flushing cistern and flush pipe) including provision of lime concrete bedding complete all as specified.

S&F in repairs Vitreous China wash down water closet pan EWC (pedestal pattern), white (excluding fixing bolts, flushing cistern and flush pipe) and including plastic water closet seat cover, white, closed pattern with flat bottom, and cover and mild steel chromium plated or aluminised hinging device, including connection to drain (or outgoing pipe) and to flushing pipe, etc.complete all as specified.

ASHOK BISWAS

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