COMPREHENSIVE REPAIR OF MISC EXTERNAL B/R WORKS TO ADV AIR FORCE HQ INSIDE FORT WILLIAM UNDER GE (FW) KOLKATA

Amount

Cleaning of Manhole chamber of any size. upto depth 1.0 metre each, mechanically removing muck/sludge/silt/mud, liquid etc under any position including foul condition and cleaning the inlet and outlet with water placing back the manhole cover in position and disposing off the sludge/debris out of MOD land as directed by KMC, complete all as specified and directed.

All as per Item No 01 above, but for mechanical cleaning of manhole of depth exc 1.0 m but not exc 2.0 m.

All as per Item No 02 above but for mechanical cleaning of manhole of depth exc 2.0 m but not exc 5.0m

Cleaning of Manhole chamber of any size, of depth exc 2.0 metre but not exc 5.00 metre each by pumping out deposited water, manually taking out accumulated sludge, silt, mud etc disposing off the sludge/debris out of MOD land as directed by KMC, complete all as specified and directed.

All as per Item No 04 above, but for manual cleaning of manhole of depth exc 1.0 m but not exc 2.0m.

Cleaning of collection chambers of drainage water internal dia 2.0 M and depth exceeding 3.00 metre but not exceeding 700 metre each, mechanically removing muck/sludge/silt/mud liquid etc under any position including foul condition and cleaning the inlet and outlet with water, placing back the cover in position and disposing off the sludge debris out of MOD land as directed by KMC complete all as specified and directed. NOTE FOR ITEM NO 01 to 06- (1) The sludge/debris shall be disposed off in sealed containers or sludge removal tankers Contractor is expected to consider this aspect while quoting his rates. No claim, whatsoever shall be entertained on this account afterwards (2) Item No 5 & 6 shall be executed only on urgent requirement. (3) Mechanised cleaning vehicle, water jetting machine including fuel and operator as and when ordered by the Engineer-in-Charge shall be provided by the contractor under his own arrangement No extra claim shall be admissible during currency of work.

Cleaning of sewage line/ storm water line of 450 mm bore by mechanically using trolley mounted water jetting machine including dewatering, de-sıltıng and well flushing the line with water and testing on completion complete as directed by the Engineer- in- Charge.

All as per Item No 7 above but for cleaning of 300 mm bore sewage/storm water line

All as per Item No 7 above but for cleaning of 200 mm bore sewage/storm water line

Cleaning of sewage line/ storm water line of any dia, manually (by pushing a piece of bamboo split, tied with gunny bags at one end from one manhole to another manhole) and well flushing the line with water and testing on completion complete as directed by the Engineer-in-Charge

Cleaning of existing covered / uncovered (partly / semi or fully filled up) drain, of any opening width and depth by removing and re-fixing of cover-slab (wherever applicable) taking out accumulated silt, mud, earth, rubbish, vegetation etc from the drain, washing of the drain with water and removing the same at any distance where directed as directed by KMC, complete all as directed by the Engineer-in-Charge

Taking up/down plants or vegetation growth wall upto roof level by means of cutting hole into brick wall and making good the surface of dismantled portion (not exc 150 sqm cm superficial area and not exc one brick depth) using brick bats/aggregate and plastering in cement mortar (1 4) to distributed portion and applying two coat of cement base paint to match existing surface up to fourth floor complete all as specified and directed

Cutting of vegetation, grass, bush, weed, tree height upto 1 mtr above the ground level in around 3 mtr the periphery of manhole, drain etc and removal of the vegetation, branches, tree roots etc to a distance exc 500 mtr but not exc 1 km where directed complete all as directed by Engr-in-Charge.

Dismantling of 200 mm cast iron or reinforced concrete drain pipes, jointed in cement mortar and taking out of trenches, if required. Complete all as specified and directed.

Dismantling of 300 mm cast iron or reinforced concrete drain pipes, jointed in cement mortar and taking out of trenches, if required. Complete all as specified and

Dismantling of 450 mm cast iron or reinforced concrete drain pipes, jointed in cement mortar and taking out of trenches, if required. Complete all as specified and

Demolition of Brick work / stone masonry built in cement mortar including quoins, arches, pillars etc.. and removing the debris from MD land complete all as specified and directed.

Demolition of cement concrete (un-reinforced) of any description and in any position not otherwise specifically provided for.

All as per item No 18 but cement concrete reinforced.

Dismantling wrought iron or mild steel work of any description not other wise provided for.

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out soft/ loose soil.

All as per item no 21 above but exc 1.5 mtr and n exc 3.0 m in depth.

M&L for PCC 1:4:8 type D-2 as in base or foundation filling and mass concrete complete as specified and directed.

M&L Brickwork with fly ash bricks, straight or curved on plan exc 6m mean radius, built in1:4 cement mortar complete all as specified and directed.

All as per item No 24 but except bricks. (Note: Serviceable bricks obtained from demolition shall be reused.)

M &L Brickwork with flyash bricks, straight or curved on plan to any radius in half brick thick walls, built in cement mortar 1:4 complete all as specified.

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

Removing excavated material exc. 1.50 km but n exc. 5 km and depositing where directed.

M&L for 100 mm thick PCC type D2 1:4:8 (40 mm graded aggregate). complete all as specified and as directed.

M&L for PCC type C2 1:3:6 (40 mm graded aggregate) in surface channels and drains. complete all as specified and as 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, mitred/ stopped ends etc. complete as specified.

M&L for 50 mm thick Cement concrete type B-1, 1:2:4 (20mm graded aggregate) finished even and smooth without using extra cement, all as specified.

S & F 200 mm bore, Reinforced concrete pipes, class NP-3,laid and jointed with cement mortar (1:2) with jute, complete with collars, complete all as specified and as directed.

S & F 300 mm bore, Reinforced concrete pipes, class NP-3,laid and jointed with cement mortar (1:2) with jute, complete with collars, complete all as specified and as directed.

S & F 450 mm bore, Reinforced concrete pipes, class NP-3, laid and jointed with cement mortar (1:2) with jute, complete with collars, complete all as specified and as directed

M&L cement concrete 1:3:6 type C2 using 40mm graded stone aggregate as in bed to drain pipes of 200mm bore including packing under and haunching against the sides of pipes after they are laid and tested as specified

All as per item No 36 here-in-before but of 300 mm dia.

All as per item No 36 here-in-before but of 450 mm dia

Dismantling of 150mm bore cast iron (sand cast) soil, waste or reinforced concrete drain pipes, jointed in cement mortar and taking out of trenches, if required all as specified and directed

S&F 150 mm bore cast iron (sand cast) soil and waste in any length with or without ears, with cement joints, fixed to walls complete all as specified

S&F 150 mm dia Cl bend complete all as specified

S&F 200 mm bore cast iron (sand cast) soil and waste in any length with or without ears, with cement joints, fixed to walls complete all as specified

S&F 200 mm dia Cl bend complete all as specified

M&L for mild steel TMT bars 10 mm dia and over, cut to length, bent to shape required, including cranking bending spirally for lintels and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips, all as specified.

All as per item No. 44 but 5 mm dia and over upto and including 10 mm dia in stirrups.

Providing precast reinforced cement concrete 1:2:4 type B1 using 20mm graded stone aggregate for cover slab set in CM 1:6 including necessary form work.

S&F form work to soffits of suspended slabs such as slabs, floor slabs landings and similar work, not exceeding 200 mm thick (Horizontal or sloping), all as specified.

M&L form work to edges of concrete flats, treads, breaks in floors, window cills, concrete railings, openings in concrete walls, floor and roofs n.exc 20 cm wide and sides of RCC/PCC bands in walls horizontal or slopping and similar work exc 10 cm but n.exc 20cm wide, all as specified.

Form work to sides and soffits of floor or roof beams, beam haunchings, girders, bressummers, lintels, cantilevers, shelves including supports, over hangs, etc complete all as specified and directed.

M&L RCC (nominal mix) type B1 1:2:4 (20 mm graded stone aggregate) for beams, cantilevers, bressummers, lintel over 1.5m span etc complete all as specified and directed.

M&L RCC (nominal mix) type B1 1:2:4 (20 mm graded stone aggregate) for slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves etc complete all as specified and directed.

M&L providing cement concrete type B1 1:2:4 (20 mm graded stone aggregate) using cills, steps, plinth course, string course, coping and other similar bands etc complete all as specified.

Taking down cement plaster of any description on brick or stone walls, etc including raking out joints, hacking for key, scrubbing down with water etc all as specified and directed.

M&L rendering 15 mm thick cement plaster in two layer each of 10+5 mm thick on fair face of brick work or concrete surface in CM (1:4) & water proofing compound mixed with second layer @ 3% finished fair and even. complete all as specified and directed. ( Note -W.P.C. shall be measured and paid separately.)

Supply only integral water proofing compound all as specified and as directed.

Cutting into existing manholes for connecting new drain of 200 mm dia and over, making good to pipes and rendering, cutting out existing benching for and forming branch channel (½ round or section) in cement concrete 1:2:4 type B-1, smooth finished, and reforming benching as required, complete all as specified and as directed.

All as per item No 56 but 300 mm dia

All as per item No 56 but 450 mm dia

S&F stack clamps out of 50 mm by 5 mm flat iron and 16 mm dia round iron stay, including bolts and nuts and securing ends of stays to wall or roof of 150 mm dia of pipes complete all as specified and as directed.

Taking down rolling shutter/collapsible gate of any size including covering guide, channel etc complete all as specified and directed.

M&L for making functional of existing rolling shutters of any thickness by repairing ball bearing, top cover anchoring rod roller correcting/straitening of side guide rail etc with and including necessary repairing push pull or manual type easing rails after greasing complete all as specified and directed Note Spares such as ball bearings, springs etc will be measured and paid separately

S&F steel rolling shutter without ball bearing as specified including top cover, anchonng rod hasp and staple and shop coat of primer, erected in position as indicated. complete gear operated type, with bevel gear box and crank handle, thickness of lath 1.25 mm, as in repairs complete all as specified and directed.

S&F in repair Collapsible steel gates, top hung, consisting of channel pickets, pivoted flat bars, top and bottom runners, brass handles etc., as specified, erected in position and securing runners with holdfasts and brackets, complete all as specified and directed.

S&F for Framed work such as grills, gratings etc, with ends of bars shouldered and/or riveted, or forget into spikes; framed guard bars; barred iron doors; ladders, framed balusters; walk ways; railings; framework of water tanks and similar work conforming toFe.290.Gde-E-165 etc. all as specified.

S&F for Framed work such as grills, gratings etc, with ends of bars shouldered and/or riveted, or forget into spikes; framed guard bars, barred iron doors, ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe.290.Gde-E-165 and for portions framed and hung as gates, including pintle hinges, stops, hand-made sliding bolts, etc. all as specified.

S&F cast iron work grade FG 150, unmachined, in brackets, gully traps, gratings, railing. frames, manhole cover, fire and soot door, dampers, stop valve boxes, gate stops, parts of ranges, balusters and similar articles exc 5 kg each, complete all as specified and directed

S&F for expanded metal, cut to length, bent to shape, required and tying with and including annealed mild steel wire not less than 0.9mm dia or fixing with galvanised steel staples, weight exceeding 4 Kg/Sqm, complete fixed to steel members, all as specified and directed.

Dismantling fencing post RCC or steel or wooden of any section including taking out embedded portion and making good disturbed ground post embedded in natural ground complete all as directed.

All as per Ser Item No 68 but embedded in concrete, brick work, masonary

S&F mild steel angle iron work, as in fencing post and strut, flat iron fillets for securing wire mesh etc including cutting, drilling, bending, bolting etc and similar work complete all as directed.

Dismantling fencing wire mesh any size all as specified.

S&F PVC coated chain link fencing 3 mm dia galvanised wire mesh (mesh size 100 mm x 100 mm) made up to tapped wire and laid on portion /fixed on poles complete all as specified and directed. NOTE: MS post, MS round bars, flat iron, nuts & bolts shall be measured and paid separately.

Fixing only chain link fencing including line wires, any mesh, size and type to any type of standards, rails, straining bolts, etc. including provision of binding wire.

S & F MS 10 mm dia round bar and fixed independently to angle iron for chain link fencing cut to length, bend to shape required, complete all as specified and as directed

Excavating in post holes (or similar holes) each n exc 0.5 cum, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, watering, and removing surplus soil to a distance n exc. 50m and making good surface in soft/ loose soil

M & L PCC 1:2:4 type B2 (using 40 mm graded aggregate) as in foundation filling and mass concrete complete all as specified and as directed.

M&L cement concrete type C2 (1:36) using 40 mm graded stone aggregate, 75 mm thick as in plinth protection, laid in alternate bays, finished even and smooth without using extra cement, complete all as specified and directed.

Forming contraction (dummy) joints 65mm deep x 10mm wide, filled with sealing compound grade 'A'. Complete all as specified and as directed.

S&F in repairs 50 mm thick precast RCC Jali 1:2:4, type B0 (12.5 mm graded stone aggregate) and set in cement mortar 1:4 including dismantling old RCC Jali, all as specified and directed.

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

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

M&L for preparation of old steel and iron surfaces of any description, over 10cm in width or girth not otherwise described and applying one coat of synthetic enamel paint complete all as specified.

M&L for preparation of old steel and iron surfaces of any description, n.exc 10cm in width or girth not otherwise described and applying one coat of synthetic enamel paint complete all as specified and directed.

M&L welding in repairs n.exc 2.5 cm in length, thickness of metal to be welded n.exc 6 mm, complete all as specified and directed.

M&L welding in repairs n.exc 2.5 cm in length, thickness of metal to be welded exc 6 mm but n.exc 9mm, complete all as specified and directed.

M&L welding in repairs exc 2.5 cm but n.exc 5 cm in length, thickness of metal to be welded n.exc 6 mm, complete all as specified and directed.

M&L welding in repairs exc 2.5 cm but n.exc 5 cm in length, thickness of metal to be welded exc 6 mm but n.exc 9mm, complete all as specified and directed.

S&F in repair RCPC (Reinforced Cement Polymer Concrete) grating slab of size 1200 mm x 450 mm x 75 mm thick, 5 MT capacity, fixed in proper position complete as directed by Engr-in-Charge.

S&F in repair RCPC (Reinforced Cement Polymer Concrete) grating slab of size 900 mm x 450 mm x 75 mm thick, 5 MT capacity, fixed in proper position complete as directed by Engr-in-Charge.

S&F in repair RCPC (Reinforced Cement Polymer Concrete) grating slab of size 600mm x 450 mm x 75 mm thick, of capacity 3 MT, fixed in proper position complete as directed by Engr-in-Charge.

S&F in repair PVC (SWR) pipes single socketed in any length with rubber ring joints, laid in trenches or in floors of 110 mm bore, all as specified and directed.

Taking out/Stripping of old Roof treatment membranes/Tar felt incl layer of cement mortar and concrete bed of any type carefully from any type of roof surfaces (without damaging roof ) and incl preparation of old roof surfaces by picking, sweeping, cleaning and washing down with water to remove dust & receive new treatment complete all as specified and directed.

M & L for rendering 10mm thick on fair faces of concrete surfaces of any type in cement mortar 1: 4 under APP membrane finish rendering surfaces even and smooth with out using extra cement mixed with WPC @3% by weight of cement or as per manufacturer instruction. Complete all as specified and directed (Note:- WPC shall be measured and paid separately)

M&L for providing 50 mm thick PCC (1:2:4) type 'B-4' (using 20 mm graded crushed stone aggregate) after applying cement slurry @ 3 Kg/sqm, on top of roof, mixed with water proofing compound @ 200 ml per bag of cement, surface finished even and smooth without using extra cement including complete all as a specified and as directed.

M & L for cutting Grooves in brick wall, 75mm wide and 65mm deep and shaping horizontal face of groove with cement mortar 1:3 or cement concrete 1:2:4 type-B1 as required complete all as a specified and as directed.

M&L for Providing, cement concrete, TYPE B1, 1:2:4 (20 mm aggregate) in roof kerbs or mud stops, rounded or chamfered on edges on existing roof (with proper slope) including preparation of roof slab complete all as directed and specified.

M & L for brushing neat cement slurry with 3.0 Kg of cement per Sqm complete all as a specified and as directed.

M & L for water proofing treatment on existing cleaned RCC roof with the following specification and manufacturing's instruction complete all as specified and as directed:- (a) Applying bitumen primer conforming to IS:3384-1968 over the cleaned plaster surface @ 0.5 Ltr per sqm (b) Applying a layer of APP based polymeric membrane 3.0mm thick (minimum) weight 3.0Kg per sqm (reinforced) with polyster Non woven fabric weighing not less than 160gms per sqm by torch application. The over laps shall be minimum 100mm on the transverse direction and 75 mm on longitudinal direction. (c) Applying one coat of aluminium paint @0.10 ltr per sqm over APP based polymeric membrane.

Dismantling stone slabs and tiles of any description or thickness in floors, aprons etc laid bedded and pointed in any mortar complete all as specified and as directed.

M&L screed bed or bedding layer or mortar 20 mm thick for laying floor finishes in CM 1:4 complete all as specified and directed.

M&L rendering 10 mm thick in CM 1:3 on vertical surfaces (concrete/brick wall) for backing coat complete all as specified and as directed.

M&L for Sand filling using as cushioning for floor finishes including watering and consolidation, all as specified and directed.

M&L for Machine pressed glazed precast concrete PU mould interlocking paver block with grey cement and pigment with approved colour, shape and size confirming to IS 15658-2006 of 60 mm thickness, M-35 Grade with pigment, complete all as specified.

All as per item No 103, above but except tiles.

M&L for 18-20 mm thick granite slab of approved quality (table subbed and polished) in steps, jambs, pillars, window cills, cooking platform and like in cement mortar (1:4) including pointing in white cement (1:2) using in white cement (1:2) using marble dust with admixture of pigment to match with shade of granite including 20 mm thick screed bed in cement mortar 1:3, all as specified as directed.

M&L for Providing edge moulding to 18-20mm thickness of granite stone any description of counters vanities etc. including machine polishing to edge to give high gloss finish etc. complete all as specified.

M&L for designer cement concrete tiles of size 150 mm x 75 mm x 16 mm thick with M-40 grade as in vertical surfaces, set and jointed in cement slurry and pointed in white or coloured cement to match the surface complete all as specified and directed.

M&L for pre-polished chequered cement concrete tiles (coloured) of size 30cm x 30 cm x 25 mm thick with M-40 grade, set jointed and pointed in neat cement slurry in floor and pointed with white/coloured cement & pigment to match the surface, complete all as specified and directed.

M&L for pre-polished chequered cement concrete tiles (coloured) of size 38cm * 38cm * 25 mm thick with M-40 grade, set jointed and pointed in neat cement slurry in floor and pointed with white/coloured cement & pigment to match the surface, complete all as specified and directed.

M&L for pre-polished concrete steps tiles (coloured) of size 30cm * 30cm * 25mm thick with M-40 grade, set jointed and pointed in neat cement slurry in floor and pointed with white/coloured cement & pigment to match the surface, complete all as specified and directed.

All as per item No 110 but of size 30cm * 20cm * 25mm thick for riser of steps.

M&L for heavy duty coloured ceramic floor / paving tiles of size 300 x300x 10 mm thick in floor etc set and jointed in near cement slurry and pointed in white or coloured cement to match the shade complete including 20 mm thick screed bed in cement mortar 1:6 complete all as specified and directed.

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3, including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm) including making drainage opening wherever required complete all as specified.

M&L preparation new plastered surfaces and applying two coat of synthetic enamel paint over a coat of primer, all as specified.

M & L for preparation of surfaces of walls and applying two coat of Oil Bound Distemper over a coat of alkali resistant primer and 1 mm thick wall care putty after complete removal of existing treatment, all as specified and directed

M&L for preparation of old decorated plastered surfaces or un-plastered surfaces of wall and applying one coat of oil bound distemper complete all as specified and directed

Material & Labour for preparation of old plastered or unplastered surfaces and applying two or more coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm including complete removal of existing treatment, all as specified and directed

M&L for preparation of old decorated plastered surfaces or un plastered surfaces of wall and applying one coat of white wash complete all as specified.

M&L preparing old surfaces of any description and applying one coat of synthetic enamel paint over brick, stone, concrete, asbestos cement surfaces or plastered surfaces complete all as directed.

Material & Labour for preparation of old plastered or unplastered surfaces and applying one coat of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm ., all as specified and directed.

M&L for preparation of old treated/painted surfaces of walls and soffit of chajja, roof slab etc by cleaning. brooming, rubbing and scrapping as required using broom, emery paper, putty blade/scrapper as applicable to make the surface free from loose paint, algae formation, dust etc including necessary safety & protective measures such as safety belt, headgear etc including filling cracks upto 5 mm with and including suitable elastomeric crack fill paste and applying one coat of weather proof exterior emulsion paint of approved make using airless spray technology capable of operating single spray gun with hose of adequate length and necessary scaffolding for upto 4 storey building height complete all as specified and directed.

Note: Schedule of credit (SCHEDULE OF CREDIT) amount of Rs ________ mentioned on Page No ____ shall be deducted from the total quoted amount of BOQ.

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