REPAIRS TO TOILETS AND ALLIED WORKS AT PRIMARY SECTION AND ROOF TREATMENT WORK AT KENDRIYA VIDYALAYA UNDER GE (AF) HASIMARA

Amount

M & L Water proofing treatment on RCC roof etc. comprising with the following operation and as specified herein below and as directed:- (a) Taking down existing old tarfelt, bituminous compound and unserviceable roof tiles including cleaning, picking, sweeping and washing down with water and brushing with neat cement slurry & 3 Kg per Sqm & removing debris to a distance exc 100m & n.exc.250m. (b) 15 mm thick plastering in cement mortar 1:3 mixed with water proofing compound (WPC shall be measured and paid separately) as per manufacturer instructions finished even & smooth. (c) Preparing & cleaning of fully dried cement plastered surface. (d) Applying one coat of cold bituminous primer to the plastered surface @ 300 ml per sqm conforming IS-3384 (e) A layer of APP based polymeric membrane 3mm thick (minimum) weighing 3.5 kg per sqm reinforced with polyster non woven fabric (weighing not less than 160 gms/sqm) shall be applied over bituminous primer as specified above. Application of polymeric membrane shall be by torch application. The over lap shall be minimum 100 mm on transverse direction and 75 mm in longitudinal direction. (f) One coat of aluminium paint over the APP based membrane @ 0.11 Kg/Sqm

M & L Water proofing treatment on RCC roof etc. comprising with the following operation and as specified herein below and as directed:- (a) Taking down existing old tarfelt, bituminous compound etc including cleaning, picking, sweeping and washing down with water and brushing with neat cement slurry & 3 Kg per Sqm & removing debris to a distance exc 100m & n.exc.250m. (b) Preparing & cleaning of fully dried cement plastered surface. (c) Applying one coat of cold bituminous primer to the plastered surface @ 300 ml per sqm conforming IS-3384 (d) A layer of APP based polymeric membrane 3mm thick (minimum) weighing 3.5 kg per sqm reinforced with polyster non woven fabric (weighing not less than 160 gms/sqm) shall be applied over bituminous primer as specified above. Application of polymeric membrane shall be by torch application. The over lap shall be minimum 100 mm on transverse direction and 75 mm in longitudinal direction. (e) One coat of aluminium paint over the APP based membrane @ 0.11 Kg/Sqm

Taking up or down 15mm bore, Steel tubing and connections and keeping serviceable pipes in safe custody for reuse in the work after and including cleaning as directed.

Taking up or down 20mm bore, Steel tubing and connections and keeping serviceable pipes in safe custody for reuse in the work after and including cleaning as directed.

Supply, laying, connection and testing, 15mm bore, Steel water tubing, galvanised, medium grade with all fittings and fixed complete to walls and ceilings or laid in floors, etc complete all as specified and directed.

Supply, laying, connection and testing, 20mm bore, Steel water tubing, galvanised, medium grade with all fittings and fixed complete to walls and ceilings or laid in floors, etc complete all as specified and directed.

Refixing of 15mm bore old serviceable steel tubing and connections in new or old position with new fittings complete to walls and ceilings or laid in floors, etc complete as directed. (Note: Serviceable pipe shall be reused as obtained from serial item No. 3 above)

Refixing of 20mm bore old serviceable steel tubing and connections in new or old position with new fittings complete to walls and ceilings or laid in floors, etc complete as directed. (Note: Serviceable pipe shall be reused as obtained from serial item No. 4 above)

S & F 15mm bore Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and directed.

S & F 20mm bore Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and directed.

Disconnecting existing tanks, 500 litre capacity, setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position. (Cleaning repairing, etc. measured separately) complete all as specified and directed.

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

S & F 500 litres capacity rotational moulded polyethylene water storage tanks (Cylindrical vertical with closed top), hoisted and fixed in position including taking down old unserviceable one complete all as specified in SSR Part I and directed.

S & F 1000 litres capacity rotational moulded polyethylene water storage tanks (Cylindrical vertical with closed top), hoisted and fixed in position including taking down old unserviceable one complete all as specified in SSR Part I and directed.

S & F 15 mm bore, Ball valves high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe and fixed. (Minimum weight - 142 gms) complete all as specified and directed.

S & F 20 mm bore, Ball valves high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe and fixed. (Minimum weight - 210 gms) complete all as specified and directed.

Taking down cement plaster on brick or stone walls etc including racking out joints, hacking for key, scrubbing down with water complete all as specified and directed

M & L for rendering 15 mm thick on fair faces of brick work or concrete surfaces in cement mortar 1:4, mixed with integral water proofing compound with weight of cement as per manufacturer's instructions and finished the surface even and fair without using extra cement complete all as specified and directed. (Note : WPC shall be measured and paid separately against respective item).

Supply only Liquid water proofing compound (ISI marked) complete all as specified and directed.

M & L for rendering 10 mm thick on other than fair faces of brick work or concrete surfaces in cement mortar 1:6 and finished the surfaces even and smooth without using extra cement complete all as specified and directed.

M & L for rendering 5 mm thick in cement mortor 1:3 on concrete surfaces as in ceilings (sunshed, chajja etc) and finishing surfaces even and smooth without using extra cement complete all as specified and directed.

M & L for preparation of new plastered surfaces of walls and applying two coats of cement base paint over a coats of alkali resistant primer complete all as specified and directed.

M & L for preparation of newly plastered surfaces of ceiling and applying three coats of white wash complete all as specified and directed.

M & L for preparing newly plastered surfaces of internal walls, etc and applying two coats of distemper oil emulsion over a coat of alkali resistant primer complete all as specified and directed.

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

M & L for joint free non-skid, ceramic, coloured tiles 7 to 8 mm thick (square/rectangular) area of each tile exc 0.11 sqm but n.exc 0.18 sqm, in floors etc, including 15 mm thick screed bed in cement mortor 1:6 and set & jointed in neat cement slurry and pointed in white or coloured cement to match with the shade of tiles complete all as specified and directed.

M & L for glazed, coloured, ceramic, tiles of size (350mm x 250 mm/450mm x 350mm/450mmx300mm) x 6 to 7 mm thick, on vertical surfaces such as skirting, dados etc, including 10 mm thick bedding in cement mortor 1:4 and set & jointed in neat cement slurry & pointed in white or coloured cement to match with the shade of tiles complete all as specified and directed.

M & L for precast reinforced cement concrete louvres and jallies, 50mm thick (measured solid), type B0 using 12.5mm stone aggregate, and set in cement mortar 1:4 with all mouldings and frame including dismantling of old unserviceable jallies complete all as specified and directed.

Taking down chowkats or frames, exe 1.5 but n.exc. 4 Sqm in each with shutter (without taking off shutter from the frame) complete all as specified and directed.

Taking down chowkats or frame, n.exc 1.5 Sqm each with shutters (without taking off shutter from the frame) complete all as specified and directed.

S & F 2nd class hardwood, plain, solid, straight chowkats and frames, wrought, framed rebated on the solid, rounded or chamfered, put together with glue pinned at joints complete all as specified and directed.

S & F 35 mm thick, 2nd class hardwood, factory made, Plain framed, panelled shutter (two panel) with lock rail and panel of 9 mm B.W.P. commercial ply or 12 mm veneered particle board with commercial veneering on both faces. The size of rail and stile as per IS : 1003 (Part I), kiln seasoned and chemically pressure treated complete all as specified and directed.

S & F mild steel bands, straps, supports or stays of rain water, ventilating pipes including bolts, hooks (stay) for large gates, hook and pintel hinges, clamps, hold fasts, wall ties,flat iron fillets for securing wire mesh, wind tie, fan hook and similar work including necessary drilling bolting or riveting etc conforming to Fe – 290 Gde E – 165 complete all as specified and as directed.

M & L for plain cement concrete 1:3:6, type C-1 (using 20mm graded stone aggregate) for embedding holdfast, bed block, cills, etc including necessary form work complete all as specified and directed.

M & L for preparing surfaces of wood and wood based materials, steel and iron works, new or old of any description and girth treating ends of posts, back of chowkats etc, area tarred exc 0.1 Sqm but n.exc 0.5 Sqm each with tar or coal tar black paint complete all as specified and as directed.

M & L for preparing surfaces of wood and wood based materials, steel and iron works, new or old of any description and girth treating small articles such as holdfasts etc area n.exc 0.10 Sqm each with tar or coal tar black paint complete all as specified and as directed.

S & F solid PVC door frames of size 50mm x 47mm made out of 5mm wood grain printed PVC sheet and edges will be printed to match with printed sheet,reinforced with MS square tube complete all as specified and directed.

S & F factory made solid panel PVC moulded door shutter, with particale board core, 28 to 30 mm thick (stiles) with 2, 4 or 6 raised panel design with 2 mm thick moulded prelem PVC sheet on the front face and 2 mm prelam PVC sheet on back face as per specification and drawing and as directed.

S & F Aluminium alloy anodised sliding door bolt with hasp & staple (bolt type) and fixing clips of sheet, cast or extruded sections and fixing bolts of extruded sections or cast aluminium alloy, length of bolt of 300 mm complete all as specified and directed.

S & F 100 mm size, stainless steel butt hinges, medium weight complete all as specified and directed.

S & F 150 mm long, Aluminium, anodised, barrel tower bolts of extruded section complete all as specified and directed.

S & F 150 mm size, extruded aluminium alloy handles, fabricated type, anodised complete all as specified and directed.

M & L for Preparation of new or previously untreated wood and wood based surfaces of any description, not otherwise described, over 10 cm width or girth and applying two coats of synthetic enamel paint (1st grade quality) over a coat of pink primer complete all as specified and directed.

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

S & F Steel ventilator with top hung shutters including hinges, steel peg stay, complete all as specified and directed.

M & L for Preparation of new steel surfaces of any description, over 10 cm in width or girth, not otherwise described and applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer complete all as specified and directed.

S & F 3 mm thick, sheet glass, ordinary quality and glazing with oil putty in square not exceeding 0.5 Sqm in each pane complete all as specified and as directed.

S & F in repairs, vitreous China squatting pan, 'Orissa' pattern, size 580 x 440 mm white with integral foot rest and 'P' or 'S' trap, including provision of lime concrete bedding, connection to trap and flushing pipe etc complete including making good to disturbed surfaces of floor to match with existing specifications complete all as specified and directed.

S & F in repairs, 10 litre capacity, PVC valve less syphonic action type, flushing cistern, low level, white, with inlet, ball valve, flush pipe, float and handle including brackets complete all as specified and directed.

S & F in repairs, vitreous China wash basin, size 630 x 450mm, white, flat back, with backets including cutting for and pinning in ends of brackets but excluding tap complete all as specified and directed.

S & F in repair 15mm bore, bib taps, fancy type, cast copper alloy, chromium plated with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule complete all as specified and directed.

S & F in repair 15 mm bore, pillar taps, fancy type, cast copper alloy, chromium plated, high pressure with all fittings, screwed for iron pipe complete all as specified and directed.

S & F in repair 15 mm bore, angular stop cock, cast copper alloy, chromium plated, fancy type with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule complete all as specified and directed.

S & F 15mm bore, PVC connection pipe 600mm long with PTMT nuts at both ends complete all as specified and directed.

S & F 32mm bore Waste coupling of PTMT (half or full threaded)(Minimum weight 32mm-45gms) complete all as specified and directed.

S & F Grating doom 100mm dia of PTMT (Minimum weight 25gms) complete all as specified and directed.

M & L for 75mm dia PVC (SWR) floor trap, plain with grating including jointing with solvent cement complete all as specified and directed.

S & F in repair Vitreous China bowl urinal flat back, size of 465 x 355 x 265mm white (minimum), with grating and union for discharge pipe (excluding flushing cistern, flush pipe and waste pipe) including providing and fixing plugs, bedding urinal against wall in cement mortar 1:2, securing urinal to plugs with and including 60mm long brass screws, pointing around urinal back in cement; fixing flush pipe, grating and Union for discharge pipe complete all as specified and directed.

S & F in repair Vitreous China urinal, flat, for girls with grating fixed in floor in cement mortar 1:2 including making good the disturbed surface to match with the existing complete all as specified and directed.

Demolition and breaking 100mm bore drain pipes (SGSW/AC/RCC) set in cement mortar including cement concrete bedding and removal of debris/rubbles etc to a distance n.exc 50m complete all as specified and directed. (Note: Necessary excavation and earth work shall be measured and paid seperately)

Demolition and breaking up to 150mm bore drain pipes (SGSW/AC/RCC) set in cement mortar including cement concrete bedding and removal of debris/rubbles etc to a distance n.exc 50m complete all as specified and directed. (Note: Necessary excavation and earth work shall be measured and paid seperately)

Dismantling of cast iron or reinforced concrete drain pipes upto 110mm dia, with fittings, jointed in cement mortar and taking out of trenches, floor or walls if required

Demolition of brick work or stone / boulder masonry, built in cement mortar including all quoins, pillars etc stacking the serviceable bricks after removing mortar and cleaning for re-use and disposal of debris and rubbish to a distance n.exc 100m as directed by the Engr-in-Charge.

M & L for Brick work with sub class 'B' bricks, straight or curved on plan exc 6m mean radius, built in cement mortar 1:6 complete all as specified and directed.

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

M & L for Plain cement concrete 1:3:6, type C-1, (using 20 mm graded stone aggregate) as in benching, coping, etc incuding necessary form works etc complete all as specified and directed.

Excavation in trenches n.exc 1.5 m wide and n.exc 1.5 m in depth for foundation, etc and getting out in soft/loose soil complete all as specified and directed.

All as per item 68 above but exc. 1.5 m and n. exc 3.0 in depth complete all as specified and directed.

M & L for Plain cement concrete 1:4:8, type D-2 (using 40 mm graded stone aggregate) as in foundation, filling and mass concrete, etc complete all as specified and directed.

M & L for Salt glazed stone ware drain pipes 100 mm bore, grade 'A' laid in trenches, jointed and tested complete all as specified and directed.

M & L for Salt glazed stone ware drain pipes 150 mm bore, grade 'A' laid in trenches, jointed and tested complete all as specified and directed.

S & F 100mm bore Cast iron soil, waste and vent pipes, sand cast, in any length with or without ears, with cement joints, laid in trenches or in floors complete all as specified and directed.

S & F 100mm bore Cast iron soil, waste and vent pipes, sand cast, in any length with or without ears, with cement joints, fixed to wall with clamps complete all as specified and directed.

S & F 100mm bore Cast iron bend (any radius) with oval access door complete all as specified and directed.

S & F 100mm bore Branch pieces, single (equal or unequal), ordinary or inverted (spigot or socket type) or with parallel branches complete all as specified and directed.

S & F 100mm bore Cast iron cowls complete all as specified and directed.

M & L for Plain cement concrete 1:3:6, type C-2 (using 40 mm graded stone aggragate) as in concrete bed to drain pipes including packing under and haunching against the sides of pipes after they are laid and tested for 150 mm bore SGSW/RCC drain pipes complete all as specified and directed .

M & L for Plain cement concrete 1:3:6, type C-2 (using 40 mm graded stone aggragate) as in concrete bed to drain pipes including packing under and haunching against the sides of pipes after they are laid and tested for 100 mm bore SGSW drain pipes complete all as specified and directed .

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm as in soft/loose soil complete all as specified and directed.

Removing excavated material not exc. 50 m and depositing where directed at a level not exc 1.5 m above the starting point complete all as specified and directed.

M & L for Precast Reinforced Cement Concrete 1:2:4, type B-1 (using 20 mm graded stone aggregate) as in cover slab of drain, etc and set in cement mortar 1:4 including necessary form, moulds, etc including demolition of unserviceable reinforced concrete and removing the rubbish from site of work complete all as specified and directed by the Engr-in-Charge. (Note : Reinforcement shall be measured and paid separately)

S & F TMT steel bars 6mm to 8mm dia., and over cut to length, bend 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 0.9 mm dia or securing with clips quality complete all as specified and directed.

Demolition of un-reinforced cement concrete in ground floors and pavings n.exc 15cm thickness, (Below or above Ground level) and disposal of debris and rubbish to a distance n.exc 100m complete all as directed by the Engr-in-Charge

M & L for Cement Concrete 1:3:6, type C-1 (using 20mm graded stone aggregate) as in lintels upto 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, complete all as specified and directed. Note: An amount of Rs. 13337.00 on account of credit schedule for schedule 'A' part - II shall be deducted from the total amount of BOQ to arrive at the contract sum.

CONSTRUCTION SHELTER

M/S RATHIN ENTERPRISES

M/S ROY ENTERPRISE

MAJUMDER ENTERPRISE

SHRI SURAJIT SIKDER

M/S SARDAR MAL NAHATA

M/S I P GROUP