REPAIR AND REPLACEMENT OF PLUMBING, SANITARY FITTING/FIXTURE AND OTHER B/R MAINTENANCE WORK AT TAMULPUR AND DARRANGA MILITARY STATION UNDER GE RANGIA

Amount

Taking up or down 15 mm bore steel tubing and connections, including cleaning for refixing or removal to store, complete all as per specified and as directed by Engineer-in-charge.

Taking up or down 20 mm bore steel tubing and connections, including cleaning for refixing or removal to store, complete all as per specified and as directed by Engineer-in-charge.

Taking up or down 25 or 32 mm bore steel tubing and connections, including cleaning for refixing or removal to store, complete all as per specified and as directed by Engineer-in-charge.

S&F GI tube 25 mm bore medium grade with fittings and fixed complete to wall, ceiling or laid in floor complete all as specified and as directed by Engineer-in-charge.

S&F GI tube 15 mm bore medium grade with fittings and fixed complete to wall, ceiling or laid in floor complete all as specified and as directed by Engineer-in-charge.

S&F GI tube 20 mm bore medium grade with fittings and fixed complete to wall, ceiling or laid in floor complete all as specified and as directed by Engineer-in-charge.

Re-fixing old 15 mm bore steel water tubing and connection in new or old position including fittings, threading, cleaning for refixing to walls, ceiling or laid in floors, complete all as per specified and as directed by Engineer-in-charge.

Re-fixing old 20 mm bore steel water tubing and connection in new or old position including fittings, threading, cleaning for refixing to walls, ceiling or laid in floors, complete all as per specified and as directed by Engineer-in-charge.

Re-fixing old 25 mm bore steel water tubing and connection in new or old position including fittings, threading, cleaning for refixing to walls, ceiling or laid in floors, complete all as per specified and as directed by Engineer-in-charge.

Disconnecting existing tanks exc. 250 L and not exc. 500 L, setting aside (or lowering if required) for water tanks, dewatering, cleaning, sterilisation and removing all dirt, scale and algae formation from inside the tank by using lab tested cleaning chemicals including fixing stickers mentioning "TANK CLEANED ON" with date, month and year. The stages of cleaning process of tanks are as follows :- (a) To drain out the water by using exit valve or high capacity dewatering system. (b) Cleaning all the algae formation inside the tank by using TERBAC G5 / NB-10 / INCHLOR-5 lab tested branded chemical and scrubbing the walls of the tank by mechnised scrubber. (c) Fresh water cleaning by high speed jet pump. (d) Drying the tank then first stage of bacteria screening and sterilization of the tank by using TERBAC G5 / NB-10 / INCHLOR-5 lab tested branded chemical. (e) Cleaning the floor of the water tank by heavy duty industrial vacuum cleaner. (f) Second stage of bacteria screening and sterilization of the tank by using ultra violet ray ejector covering 360 degree within the tank and killing all suspended bacteria. (g) Third stage of bacteria screening and sterilization of the tank floor by using TERBAC G65 / NB-60 / INOXI-60 lab tested branded chemical. Note - (i) The quoted rate shall include for removal of mud, grits and deposits etc. properly from site of work and on completion of work sterilisation certificate to be submitted to the Engineer-in-charge. (ii) Cleaning needs to be done mechanically by authorised dealer/agent as approved by Enginner-in-charge. (iii) Cleaning chemical shall also be approved by Engineer-in-charge.

All as per serial item no. 08 above but for tank of capacity exc. 500 L and not exc. 1000 L.

Dismantling water tanks of capacity exc. 250 and not exc. 500 ltrs, complete all as per specified and as directed by Engineer-in-charge.

Dismantling water tanks of capacity exc. 500 and not exc. 1000 ltrs, complete all as per specified and as directed by Engineer-in-charge.

S&F rotational moulded polyethylene water storage tanks triple layered ISI Marked (cylindrical, vertical with closed top) of 500 Ltrs capacity hoisted and fixed in position complete all as specified and as directed by Engineer-in-charge.

S&F rotational moulded polyethylene water storage tanks triple layered ISI Marked (cylindrical, vertical with closed top) of 1000 Ltrs capacity hoisted and fixed in position complete all as specified and as directed by Engineer-in-charge.

M&L for mild steel 500D TMT bars 6mm to 8 mm dia. and over cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with mild steel wire (annealed) not less than 0.9 mm dia., or securing with clips, complete all as per specified and as directed by Engineer-in-charge.

M&L for precast cement concrete 1:2:4, Type-B1 (Using 20 mm graded stone aggregate) in landings, cover slabs (for manholes, etc.) shelves and similar articles with plain faces and set in cement mortar 1:6, complete all as per specified and as directed by Engineer-in-charge.

M&L 15mm thick rendering in CM (1:6) on fair faces of brick work or concrete surfaces and finished the surface even & smooth without using extra cement complete all as per specified and as directed by Engineer-in-charge.

S&F in repair Vitreous China squatting pan "Orissa" patern size 580x440mm white with integral foot rest including connection to trap and to flushing pipe, anti-syphonage pipe, etc including 'P' or 'S' trap and provision for concrete bedding (excluding flushing cistern and flush pipe) including demolition of concrete/lime concrete bedding for taking out existing broken squat pan complete all as per specified and as directed by Engineer-in-charge.

S&F in repair Vitreous China Ware Wash hand basin white, flat back, 550 x 400 mm size (flat back or angle back type) including cutting for and pinning ends of brackets or erecting stand, waste coupling of size 32 mm and waste pipe 32 mm and 15 mm CP pillar tap, complete all as per specified and as directed by Engineer-in-charge.

S&F in repair sink without drainage board made of stainless steel 1 mm thick kitchen or laboratory with plugs, washers; including bedding in cement mortar to dwarf wall or including fixing cantilever brackets and connecting union to pipe over all size 495 mm x 420 bowl size 410 mm x 330 mm x 160 mm, complete all as per specified and as directed by Engineer-in-charge.

S&F in repair sink with drainage board made of stainless steel 1 mm thick kitchen or laboratory with plugs, washers; including bedding in cement mortar to dwarf wall or including fixing cantilever brackets and connecting union to pipe over all size 915 mm x 460 bowl size 410 mm x 330 mm x 160 mm, complete all as per specified and as directed by Engineer-in-charge.

S&F in repair kitchen plate rack made up of stainless steel 1 mm and of size 900 x600 x250 mm complete all as per specified and as directed by Engineer-in-charge.

S&F in repair Vitreous china urinal, bowl type flat back of size 465 x 355 x 265 mm white (minimum), with grating and union for discharge pipe complete including providing and fixing plugs, bedding urinal against wall in cement mortar 1:2, securing urinal to plugs with and including 60 mm long brass screws complete all as per specified and as directed by Engineer-in-charge.

S&F in repairs 32 mm bore dia of discharge pipe waste coupling of PTMT (45 gm weight) (half or full threaded), complete all as per specified and as directed by Engineer-in-charge.

S&F in repair 15 mm bore brass CP mixer for mixing hot & cold water (Exposed Straight legs) with telephonic shower arrangement & Crutch (without hand shower and hoses) arrangement screwed down for iron pipe, complete all as per specified and as directed by Engineer-in-charge.

S&F in repairs 15 mm bore Chromium plated 2 way bib tap, cast copper alloy, with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule complete all as specified and as directed by Engineer-in-charge.

S&F in repair 15 mm bore CP basin mixer for mixing hot & cold water with capstin head screwed down high pressure with or with out littered 'H' or 'C' with long screwed shank and fly nuts screwed down for iron pipe, complete all as per specified and as directed by Engineer-in-charge.

S&F in repair chromium plated health faucet shower with CP flexible pipe up 15 mm bore (ABS Body) with 1 m long Easy Flex tube in chrome finish, complete all as per specified and as directed by Engineer-in-charge.

S&F in repair CP towel-ring sqaure, complete all as per specified and as directed by Engineer-in-charge.

S&F in repair brass chromium plated towel rack 600 mm long between flanges & 225 mm wide with lower hanger, complete all as per specified and as directed by Engineer-in-charge.

S&F in repair glass shelf assembly consisting of 5.5 mm thick sheet glass shelf 12 cm wide with chomium plated bracket guard & railing 60 cm long, complete all as per specified and as directed by Engineer-in-charge.

S&F in repairs fancy type curtain rods, mild steel conduit pipe 19 mm dia. Pre-painted with fixing decorative brackets, stops, rollers, etc. complete all as per specified and as directed by Engineer-in-charge.

S&F in repair PVC 10 ltr capacity low level flushing cistern white with inlet ball valve float and braket and 32 mm bore PVC flush pipe, complete all as per specified and as directed by Engineer-in-charge.

S&F in repair 15mm dia PVC connection pipe with PTMT nuts of length 600mm complete all as specified and as directed by Engineer-in-charge.

Supply and fix 100mm dia grating doom of PTMT with minimum weight 25 grams complete all as specified and as directed by Engineer-in-charge.

S&F in repair tank cover for PVC tank (upto 500Ltrs) cover including hinging devices complete all as per specified and as directed by Engineer-in-charge.

S&F in repair tank cover for PVC tank of 1000Ltrs capacity including hinging devices complete all as per specified and as directed by Engineer-in-charge.

S&F in repair 110 mm dia PVC (SWR) pipes single socketed, in any length, laid in trenches or in floors, complete all as per specified and as directed by Engineer-in-charge.

S&F in repair 75 mm dia PVC (SWR) pipes single socketed, in any length, laid in trenches or in floors, complete all as per specified and as directed by Engineer-in-charge.

S&F in repair PVC (SWR) 100 mm bore bends complete all as per specified and as directed by Engineer-in-charge.

S&F in repair PVC (SWR) 75 mm bore bends complete all as per specified and as directed by Engineer-in-charge.

S&F in repair 110 mm dia bore PVC (SWR) junction (single T) equal or un-equal, complete all as per specified and as directed by Engineer-in-charge.

Dismantling Unframed timber scantlings 40 Sqcm and over in section and in any position, complete all as specified and as directed by Engineer-in-charge.

M&L 2nd class hard wood in scantling wrought timber unframed and fixed, complete all as specified and as directed by Engineer-in-charge.

Dismantling Asbestos Cement (Corrugated, Semi corrugated etc.) sheets in roof coverings, complete all as specified and as directed by Engineer-in-charge.

S&F Pre-painted galvalume aluminium zinc coating GI based corrugated or semi-corrugated steel sheet 0.50 mm thick of any colour having tensile strength of 550 mpa as in roof covering/cladding to wall, fixed with self tapping screws or J hooks, complete all as specified and as directed by Engineer-in-charge.

S&F Pre-painted galvalume aluminium zinc coating GI based plain steel sheet 0.50 mm thick of any colour having tensile strength of 550 mpa as in roof covering/cladding to wall, fixed with self tapping screws or J hooks, complete all as specified and as directed by Engineer-in-charge.

Dismantling wall and ceiling boards (fibre, pulp, insulation,etc) or insulation board/Slabs/blankets of any thickness including cover fillets, complete all as specified and as directed by Engineer-in-charge.

S&F exposed GI powder coated snap grid frame work for false ceiling of grid size 600x600mm comprising of main runner of size 38 x 24 x .25 mm, wall/cleat angle of size 20x22x0.25mm and cross tee of size 24x27x0.25mm with 2mm dia GI wire as suspender and including 4mm thick non-asbestos cement fibre board of size 595X595 mm including fixing arrangement from roof truss of any type , complete all as specified and as directed by Engineer-in-charge.

Taking down cement plaster on brick or stone walls, etc., including raking out joints, hacking for key, scrubbing down with water, etc., complete all as specified and as directed by Engineer-in-charge.

Demolition of brick work built in any cement mortar complete all as specified and as directed by Engineer-in-charge.

M&L for brick work with sub-class `B' old size bricks, straight or curved on plan to any radius in half brick thick walls built in cement mortar (1:4) complete all as specified and as directed by Engineer-in-charge.

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

M&L for rendering 15mm thick on fair faces of brick work or one side of lathing in cement mortar 1:4, surface finished even and smooth without using extra cement complete all as per specified and as directed by Engineer-in-charge.

M&L 10mm thick rendering in CM (1:6) on other than fair faces of brick work or concrete surfaces and finished the surface even & smooth without using extra cement complete all as per specified and as directed by Engineer-in-charge.

M&L for preparing newly plastered surfaces of walls and applying three coats of white wash complete all as specified and as directed by Engineer-in-charge.

Dismantling of unframed fillets, rails, posts, rafters, purlins etc., under 40 Sqcm in section, complete all as specified and as directed by Engineer-in-charge.

M&L second class hard wood plain fillets, square or rectangular or triangular in section, clean sawn, secured with nails or brads having sectional area not exceeding 03 sqcm complete all as specified and as directed by Engineer-in-charge.

M&L second class hard wood plain fillets, square or rectangular or triangular in section, clean sawn, secured with nails or brads having sectional area exceeding 03 sqcm but not exceeding 06 sqcm complete all as specified and as directed by Engineer-in-charge.

M&L second class hard wood plain fillets, square or rectangular or triangular in section, clean sawn, secured with nails or brads having sectional area exceeding 6 sqcm but not exceeding 13 sqcm complete all as specified and as directed by Engineer-in-charge.

Demolition of unreinforced cement concrete in ground floors and pavings nexc 15 cm thickness (below or above ground level) complete all as specified and as directed by Engineer-in-charge.

Demolition of reinforced cement concrete of any description and in any position not otherwise specificied provided for, complete all as per specified and as directed by Engineer-in-charge.

M&L for 100 mm thick PCC (1:3:6) type C-2 (using 40 mm graded crushed stone aggregate) as in sub-base flooring, etc. complete all as per specified and as directed by Engineer-in-charge.

M&L for 75 mm thick PCC (1:3:6) type C-2 (using 40 mm graded crushed stone aggregate) as in sub-base flooring, etc. complete all as per specified and as directed by Engineer-in-charge.

M&L for 50 mm thick Cement concrete type C2, 1:3:6 (using 40 mm graded stone aggregate) in footpath/ hard-standing / pavings / plinth protections, finished even and smooth without using extra cement, complete all as per specified and as directed by Engineer-in-charge.

M&L for Glass dividing strips, 38 x 3 mm thick and inserted in position to confirm to design, complete all as per specified and as directed by Engineer-in-charge.

M&L for precast coloured cement concrete PU finished chequered tiles 300x300x25mm thick set jointed and pointed in with grey cement and pigment laid over and including 20mm thick screed bed in CM 1:4 as in floorings, complete all as per specified and as directed by Engineer-in-charge.

M&L for reinforced cement concrete nomial mix type B-l, 1:2:4 (20 mm graded aggregate) as in beams, lintels etc., complete all as per specified and as directed by Engineer-in-charge.

M&L for reinforced cement concrete nominal mix type B-l, 1:2:4 (20 mm graded aggregate) as in columns, pillars, piers, posts and struts etc, complete all as per specified and as directed by Engineer-in-charge.

M&L for formwork to sides and soffits of floor or roof beams, beam haunchings, girders, bressummers, lintels, cantilivers, shelves including supports, overhangs, etc. also splays between floors and beams, etc. Fair finished surface of concrete flat complete all as per specified and as directed by Engineer-in-charge.

M&L for form work for side of pillars, posts, columns & similar works vertical or batter complete all as specified and as directed by Engineer-in-charge.

Dismantling mild steel work of any description not otherwise provided for complete all as specified and directed by Engineer-in-Charge.

M&L for mild steel TMT bars 10 mm dia. and over cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with mild steel wire (annealed) not less than 0.9 mm dia., or securing with clips, complete all as per specified and as directed by Engineer-in-charge.

M&L for mild steel TMT bars 5 mm to 10 mm dia., cut to length, bent to shape required, in stirrups, spacers and binders and binding with mild steel wire (annealed) not less than 0.9 mm dia., or securing with clips quality confirming to Fe-410-S 0r Fe-410-O, complete all as per specified and as directed by Engineer-in-charge.

M&L for MS rolled section of grade Fe 410-W (Gde- E- 250) quality-A (beam, tee, angle channel ot flat section) as in roof trusses (framed), trussed purlins, crane gantries rails, and fastening and heavy bracket framing including destance pieces, wind tie, cleats etc. and one coat of zinc chromate primer & paint complete all as specified and as directed by Engineer-in-charge.

M&L for preparation of new or previously untreated steel or iron surface of any description and applying two coats of synthetic enamel paint over a coat of red oxide, primer over 10cm width or girth complete all as specified and as directed by Engineer-in-charge.

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 per specified and as directed by Engineer-in-charge.

S&F coloured non-skid ceramic tiles 7 to 8 mm thick (Square/rectangular) area of each tile exceeding 0.11 sqm but not exceeding 0.18 sqm, in floors etc, set and jointed in neat cement slurry and pointed in white or coloured cement to match with the shades of tiles over 15 mm thick screed bed or bedding layers in CM 1:6 complete all as per specified and as directed by Engineer-in-charge.

S&F coloured non-skid ceramic tiles 7 to 8 mm thick (Square/rectangular) area of each tile exceeding 0.18 sqm but not exceeding 0.38 sqm, in floors etc, set and jointed in neat cement slurry and pointed in white or coloured cement to match with the shades of tiles over 15 mm thick screed bed or bedding layers in CM 1:6 complete all as per specified and as directed by Engineer-in-charge.

M&L for Coloured Glazed ceramic tiles 300 x 450 x 8 to 9 mm thick, on vertical surfaces such as skirting, dados and risers to steps etc., set and jointed in neat cement slurry and pointed in white or Coloured cement to match over and including 10 mm thick screed in CM (1:4) complete all as per specified and as directed by Engineer-in-charge.

Taking down shutters of any description not exc. 1 sqm each, complete all as specified and as directed by Engineer-in-charge.

Taking down shutters of any description exceeding 1 Sqm but not exceeding 2 Sqm each, complete all as per specified and as directed by Engineer-in-charge.

S&F 30 mm thick flush shutters, solid core construction, with block board core and plywood face panels, commercial type on both sides, complete all as per specified and as directed by Engineer-in-charge.

M&L 35 mm thick second class hardwood glazed and skeleton shutter open rebated and prepared to receive glass, gauge etc (without sash bar) edges of framing plain, chamfered or rounded fitted with cut and mitred beads for securing glass etc sizes of member (Bottom 250mm, stiles 100mm, top 120mm & lock rail 160mm wide) as specified in SSR part I section & clause 8.24 (a) complete all as specified and as directed by Engineer-in-charge.

S&F 30 mm thick Second class hard wood Glazed and skeleton shutters, open rebated and prepared to receive glass, gauze, etc., (with rebated sash bars), edges of framing plain, chamfered or rounded, fitted with cut mitred beads for securing glass etc. for windows and ventilators etc provided with stiles and rails as specified in SSR Part I, Section 8 clause 8.24(b) complete all as per specified and as directed by Engineer-in-charge.

S&F solid PVC door frame of size 50mmx47mm made out of 5mm plain colour PVC sheet rainforced with MS square tube in opening including taking down old unserviceable frame with shutter complete all as per specified and as directed by Engineer-in-charge.

Supply and fixing factory made solid panel PVC door shutter 30mm 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,; Paneling 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 complete all as per specified and as directed by Engineer-in-charge.

S&F 100 mm long medium weight, cold rolled mild steel butt hinges, complete all as specified and as directed by Engineer-in-charge.

S&F 150 mm long Aluminium, anodised, barrel tower bolts of extruded section, complete all as per specified and as directed by Engineer-in-charge.

S&F 150 mm long extruded Aluminium alloy handles, fabricated type, anodised, complete all as per specified and as directed by Engineer-in-charge.

S&F 3 mm sheet glass, ordinary quality and glazing with oil putty in square n exc 0.5 sq. m in each pane, complete all as specified and as directed by Engineer-in-charge.

M&L for preparing surfaces of wood and wood based materials, new or old of any description and girth, not otherwise described and treated with two coats of cresote oil, complete all as specified and as directed by Engineer-in-charge.

M&L for preparation of new or previously untreated wood or wood based surfaces of any description, exceeding 10 cm width or girth, not otherwise described and applying two coats of synthetic enamel paint over a coat of pink primer, complete all as specified and as directed by Engineer-in-charge.

M&L for preparation of new or previously untreated wood or wood based surfaces of any description, not exceeding 10 cm width or girth, not otherwise described and applying two coats of synthetic enamel paint over a coat of pink primer, complete all as specified and as directed by Engineer-in-charge.

S&F in repair stainless steel wire cloth, 0.36 mm dia of wire and average width of aperture 1.40 mm and fixed with tinned stacks, or galvanized wire staples complete all as per specified and as directed by Engineer-in-charge.

S&F gun metal globe or gate valve, with iron wheel head screwed both ends for iron pipe of 20 mm bore including dismantling unserviceable one complete all as per specified and as directed by Engineer-in-charge.

S&F in repairs 20mm ball valves, high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe and fixed (Minium weight 20mm- 210 gms) and fixed in position complete all as per specified and as directed by Engineer-in-charge.

S&F in repairs 25mm ball valves, high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe and fixed in position complete all as per specified and as directed by Engineer-in-charge.

S&F in repair vitreous china wash down water closet pan (pedestal pattern) white, including seat cover, closed pattern with flat bottom and cover with chromium plated hinging device complete all as per specified and as directed by Engineer-in-charge.

S&F in repair designer vitreous china clay wash basin, white, flat back, size 630x450mm excluding taps but including PVC waste pipe 32 mm dia, brackets, waste coupling PTMT(half or full threaded, min weight 45gms), PVC connection pipe and CP pillar tap complete all as per specified and as directed by Engineer-in-charge.

S&F in repair 15 mm bore fancy type CP bib taps with wall flange, cast copper alloy, with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule complete all as specified and as directed by Engineer-in-charge.

S&F in repair brass Chromium plated tubular towel rail, 20 mm dia., D Type, 60 cm long between flanges complete all as per specified and as directed by Engineer-in-charge.

Supply and fix in repair bib taps, standard of PTMT(Minimum weight - 90 grams) 15mm bore of any colour, high pressure, screwed for iron pipe complete all as specified and as directed by Engineer-in-charge.

S&F in repair CP 15mm bore angle stop cock, cast copper alloy, fancy type for iron pipe or for unions screwed for iron pipe complete all as per specified and as directed by Engineer-in-charge.

S&F in repair chromium plated shower rose 125 mm size with or without swivel joints, any size, including fixing to steel pipe or union, complete all as per specified and as directed by Engineer-in-charge. Note:- The contract sum shall be calculated by deducting the amount shown in Credit Schedule attached to this tender, from total amount of Schedule 'A'/BOQ.

Bhasin Construction Co

SYED ATAUR RAHMAN

JITUMONI BHATTACHARJYYA