SPECIAL REPAIRS TO WATCH TOWERS NO. 4, 5, 6, 7 AND 8 AT INS RAJALI ARAKKONAM

Amount

Demolition of existing roof treatment of brick tiles or terracing tiles, single layer for complete all as specified and as directed by Engr-in-charge.

Roughening surfaces of concrete slab by picking, sweeping clean and washing down with water to remove dust etc., and applying evenly cement slurry at the rate of 3kg/ sqm over cleaned roof surfaces complete all as specified and as directed by Engr-in-charge.

Material and labour for PCC 1:2:4 type B-O (Using 12.50mm graded stone aggregate) including mixing of admixture fosroc SP 430 of M/s Fosroc chemical @ 250 ml per 50kg of cement over existing roof and in padding concrete to maintain required slope and minimum thickness being 25mm complete all as specified and as directed by Engr-in-charge. Note: Fosroc chemical will be measured and paid separetly under respective item.

Supply only of admixture fosroc SP 430 chemical complete all as specified and as directed by Engr-in-charge.

Material and labour for screed bed layer 5mm thick in CM 1:4 on concrete surfaces of roof, 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 by Engr-in-charge. Note: WPC will be measured and paid separetly under respective item.

Supply only integral water proofing compound complete all as specified and as directed by Engr-in-charge.

Material and labour for cleaning the entire roof surface thoroughly to remove all loose particles, dust /dirt particles and applying with one coat of industrial bitumen 85 /25 grade at the rate of 1.20 Kg/ Sqm over the plastered surfaces of roof complete all as specified and as directed by Engr-in-charge.

Material and labour for 3mm thick APP based polymeric membrane minimum weighing 3 kg/sqm non-woven polyester reinforcement polymeric water proofing membrane (weight not less than 150 gms/sqm) laid on primed surfaces by gas flame torch application and apply one coat of industrial bitumen 85 /25 grade at the rate of 1.20 Kg/Sqm over APP memberence complete all as specified and as directed by Engr-in-charge.

Material and labour for two coats aluminium paint over APP based polymeric membrane complete all as specified and as directed by Engr-in-charge.

Removing demolised building materials/ debris etc., to a distance exc 250m but not exc 500m and deposited where defence land area complete all as specified and as directed by Engr-in-charge.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles to store and rubbish removed outside the defence land complete all as specified and as directed by Engr-in-charge.

Material and labour for joint free coloured non skid ceramic tiles 7mm thick (square /rectangular) area of each tile exc 0.11 sqm but not exc 0.18 sqm in floors etc., over 15mm thick screed bed in cement mortar 1:4 set set and jointed in neat cement slurry and pointed in coloured cement complete all as specified and as directed by Engr-in-charge.

Material and labour glazed ceramic coloured (desiner) tiles 450x300x7mm thick, laid in pattern, as in skirting, dados, risers to steps, etc., set and jointed in neat cement slurry and pointed in coloured cement to match tiles over and including 10mm thick rendering in cement mortar (1:3) complete all as specified and as directed by Engr-in-charge.

Demolition of cement concrete un-reinforced in ground floor and paving not exc 15cm thick complete all as specified and as directed by Engr-in-charge.

Material and labour for providing 75mm thick plain cement concrete (1:3:6) type C-2, (Using 20mm graded stone aggregate) laid in 1:20 slope in alternate bays as in plinth protection, surface finished even and smooth without using extra cement, complete all as specified and as directed by Engr-in-charge.

Material and labour for PCC 1:4:8 type D-2 (Using 40mm graded stone aggregate) as in foundation filling and mass concrete complete all as specified and as directed by Engr-in-charge.

Material and labour for precast cement concrete desiner chequered tiles of size 300x300x22-25mm thick, machine pressed, factory made, set, jointed and pointed in neat cement slurry @ 3 Kg/ sqm with grey cement and pigment to match colour of tile, laid in floors, path, pavements etc., and including 20mm thick screed bedding in cement mortar (1:6) complete all as specified and as directed by Engr-in-charge. Note: Colour and shade of tile will be approved by GE.

Dismantling wrought iron or mild steel work of any description complete all as specified and as directed by Engr-in-charge.

Supply and fix for joist channel, angle, or tee sections fixed indipendently, with out connecting plates, etc., cut ordinary length ie., with in 20mm of length indicated conforming to Fe-410-W gde-E-250 Quality A complete all as specified and as directed by Engr-in-charge.

Dismantling of asbestos cement (corrugated, semi corrugated, etc.,) sheet in roof covering complete all as specified and as directed by Engr-in-charge.

Supply and fix for pre-painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50mm of an colour having tensile strength of 550 Mpa as in framed roof covering/ cladding to wall, fixed with self tapping screws complete all as specified and as directed by Engr-in-charge.

Taking down steel windows of any description with frames including guard bars (Glazed window, flyproof window and guard bars) area exc 1 sqm but not exc 2 sqm each and removing from site, making good the dismantled portion in PCC 1:2:4 complete all as specified and as directed by Engr-in-charge.

Taking down steel ventilation of any description with frames area not exc 1 sqm each and removing from site, making good the dismantled portion in PCC 1:2:4 complete all as specified and as directed by Engr-in-charge.

Supply and fix for box type steel windows double rebate/ flange with following specifications : - (a) 80x60x1.25mm profile for frame (b) 40x20x1mm double flange profile section for glazed shutter. (c) 40x20x1mm tubular pipe for wiremesh shutter with 15x3mm flat beading for fixing wiremesh. (d) flat latches, handles, spring latches, teliscope latches including for necessary fittings and holdfast. (e) 12mm square bars @100mm c/c both ways. The window will be finished with one coat of redoxide zinc chromate primer complete all as specified and as directed by Engr-in-charge. Note: Wiremesh and glass panes will be measured and paid separately.

Supply and fix for stainless steel wire cloth, 0.36mm nominal dia of wire and average width of aperture 1.40mm and fixed with stainless steel wire staples complete all as specified and as directed by Engr-in-charge.

Material and labour for two coat of synthetic enamel paint over one coat of red oxide priming including preperation of new steel surfaces over 10cm width or grith not otherwise described complete all as specified and as directed by Engr-in-charge.

Material and labour for two coats of synthetic enamel paint of old steel surfaces over 10cm width or grith not otherwise described complete all as specified and as directed by Engr-in-charge.

Taking down steel frames exc 1.50 sqm but not exc 4 sqm each with shutters (without taking off shutters from the frames) and removing from site, making good the dismantled portion in PCC 1:2:4 complete all as specified and as directed by Engr-in-charge.

Supply and fix for pressed steel frames of size 105x60mm for doors with one or more rebates including necessary fixing lugs, hinges, lock strike plate etc., complete all as specified and as directed by Engr-in-charge.

Material and labour for plain cement concrete 1:2:4 type B-0 (Using 12.5mm graded stone aggregates) as in filling of pressed steel door frame complete all as specified and as directed by Engr-in-charge.

Supply and fix for factory made solid panel pace door shutter 30mm thick (style) consisting of frame made out of M.S. tubes for top and bottom rails, M.S. frame shall be covered with heat moulded plain colour PVC 'C' channel heaving a PVC sheet strip of 20mm width suck inside with solvent cement for stiles and plain colour PVC sheets for top rail, lock rail and bottom rail on either side and as gap insert for top rail and bottom rail; but partly glazed i.e., upper pannel will be gauzed in lieu of panelling of plain colour PVC sheet to be fitted in the M.S frame wedded/ sealed to the stiles, and rails with suitable PVC sheet beading, and joined together with solvent cement complete all as specified and as directed by Engr-in-charge.

Supply and fix for solid PVC door frame of size 50x47mm made out of 5mm plain colour PVC sheet reinforced with M.S square tube, in opening complete all as specified and as directed by Engr-in-charge.

Supply and fix for factory made particle board core of solid PVC moulded door shutters 28 to 30mm thick (stile), with 2, 4 or 6 raised panel design with 2mm thick moulded PVC sheet on the front face and 2mm plain colour PVC sheet on back face complete all as specified and as directed by Engr-in-charge.

Supply and fix for stainless steel butt hinges, medium weight, 100mm long, complete all as specified and as directed by Engr-in-charge.

Supply and fix for stainless steel, barrel tower bolts, of extruded section 150mm long complete all as specified and as directed by Engr-in-charge.

Supply and fix for 150mm long stainless steel handles, oval type complete all as specified and as directed by Engr-in-charge.

Supply and fix for 300mm long stainless steel sliding door bolt with hasp, staple (bolt type) and fixing clips of sheet cast or extruded sections complete all as specified and as directed by Engr-in-charge.

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

Material and labour and applying in position two component structural grade polymer modified reinstatement mortar of beams, columns and other structural elements and including surface preparation and suitable type formwork etc., as per manufacturers instruction complete all as specified and as directed by Engr-in-charge. Make: Renderoc S2 of FOSROC /SIKA /STP as approved by GE.

Material and labour for rendering 10mm thick in cement plaster 1:6 on fair faces of brick work or concrete surfaces finished even and smooth without using extra cement as in internal wall surfaces complete all as specified and as directed by Engr-in-charge.

Material and labour for preparation of new plastered surface of walls applying three coats of white /lime wash complete all as specified and as directed by Engr-in-charge.

Material and labour for preparation of plastered or unplastered old decorated surfaces of ceilings etc., including brooming down or steel wire brushing scrapping down smoke soot, moulds, moss and efflorescent salts and trading oil and grease spots, washing etc., and applying two coats of white /lime wash complete all as specified and as directed by Engr-in-charge.

Material and labour for complete removal of existing treatment on old decorated plastered or unplastered surface walls by scrapping with steel wire brush, washing and cleaning and applying two coats of oil emulsion distemper a layer of wall care putty 3mm thick over a coat of wall primer, at any height of building/ tower complete all as specified and as directed by Engr-in-charge.

Material and labour for preparation of plastered or unplastered old decorated surfaces of walls including cornices, chajjas, and shades etc., including complete removal of existing treatment by washing, rubbing down and stoping the connected previously treated surfaces and applying two coats of weather coat paint (first quality), with a layer of wall care putty 3mm thick over a coat of wall primer, at any height of building/ tower complete all as specified and as directed by Engr-in-charge.

Material and labour for preparation of plastered or unplastered old decorated surfaces of walls including cornices, chajjas, and shades etc., including complete removal of existing treatment by washing, rubbing down and stoping the connected previously treated surfaces and applying two coats of exterior wall paint epex colour terracota (first quality), with a layer of wall care putty 3mm thick over a coat of wall primer, at any height of building /tower complete all as specified and as directed by Engr-in-charge.

Dismantling water tanks of any type and make exc 250 ltrs but not exc 500 ltrs capacity by disconnecting from existing system and removing from site complete all as specified and as directed by Engr-in-charge.

Supply and fix for rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) 500 litres capacity, ISI mark, triple layered, mark embosed, hoisted and fixed in position including all fitting and connecting up with existing water pipes complete all as specified and as directed by Engr-in-charge.

Taking down steel water tubing 15mm dia and connection including and removal for site complete all as specified and as directed by Engr-in-charge.

Material and labour for 15mm mild steel galvanised tubing medium grade galvanised ISI marked with all fittings such as bends, elbows, tees, short pieces, connections, backnuts, diminishing pieces, caps, plugs and unions etc., and fixing with wall hooks, wooden plugs etc., and cutting, screwing and waste including cutting through walls, floors etc., and making good the disturbed surfaces complete to wall and ceilings or laid in floors complete all as specified and as directed by Engr-in-charge.

Supply and fix in repairs water closet white vitreous china ware orissa pattern of size 580x440mm with integral foot rest ‘P’ or ‘S’ trap of cast iron 100mm dia front or back inlet including provision of PCC bedding type B1, 1:2:4 (Using 20mm graded stone aggregate) and connection pipes (excluding flushing cistern but including flushing pipe 32mm dia MS chromium plated) complete all as specified and as directed by Engr-in-charge.

Supply and fix in repairs PVC valve less, syphonic action type flushing cistern of 10 ltrs capacity, low level with inlet, ball valve, float and handle including brackets including PVC connection with CP brass nuts on both sides complete all as specified and as directed by Engr-in-charge.

Supply and fix PVC (SWR) 110mm bore pipes single socketed in any length with rubber ring joint laid in floor as in drain pipe complete all as specified and as directed by Engr-in-charge.

Supply and fix in brass chromium plated shower rose 125mm size chromium shower roses with or without swivel joints, any size, including fixing to steel pipe or union complete all as specified and as directed by Engr-in-charge.

Supply and fix in repair 15mm dia bib tap (fancy type cromium plated) cast copper alloy with crtuch or butter fly handle screwed down for iron pipes or for brass ferrule and fixed complete all as specified and as directed by Engr-in-charge.

Supply and fix for gratings doom 110mm dia of stainless steel fixing with white cement (minimum weight of 30grm) complete all as specified and as directed by Engr-in-charge.

Supply and fix for brass CP towel rail 20mm dia 'D' type 60cm long between flanges complete all as specified and as directed by Engr-in-charge.

Supply and fix for PVC (SWR) bends any radius of 75mm dia complete all as specified and as directed by Engr-in-charge.

Supply and fix for 75mm diameter of out let in PVC (SWR) floor trap, plain with grating including jointing to solvent cement complete all as specified and as directed by Engr-in-charge.

Material and labour providing precast cement concrete of type B-1, 1:2:4 (Using 20mm graded stone aggregate) in landings, cover slabs (for man holes etc.,) chullah hoods, chajjas, water troughs, mangers, shelves and similar articles with plain faces complete all as specified and as directed by Engr-in-charge.

Material and labour for mild steel bars 6 to 8mm dia, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, slabs, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips quality confirming to TMT bars complete all as specified and as directed by Engr-in-charge.

m/s SRI VALLI ENTERPRISES

K R ENTERPRISES

C SRINIVASAN

Sree Balaji Enterprises

R.P.TRADERS

D.KUMAR