SPL R EPAIR TO ROOF TREATMENT OF STAFF QUARTERS OF KENDRIYA VIDYALAYA AND CERTAIN OTHER SANCTIONED WORKS AT PALAMPUR

Amount

M&L cleaning the surface to make it dust free and sludge free removing any extended portions by grinding and if required using suitable equipments complete all as specified and directed.

Repair to pot holes, bug holes with SBR latex repair mortar and treating the cracks by opening them into V grooves by fast curing joint sealant including the following complete all as specified and directed.

M&L for applying primer over the prepared concrete surface with water based polyurethene primer.

M&L polyurethane roofing system having following key performance properties as follow:- (i) Water based elastomeric single component polyurethane UV resistant liquid membrane. (ii) Fully reinforced with randomly weaved glass fibre matting bound together by special emulsifier (iii) Roofing system should be completely seamless & zero flame application. (iv) Dry film thickness should be 1.0 mm with Tensile load of 1.5 N/Sq.mm & elongation is of 350% (v) Polyurethane roofing system should be of high solid content approx 65% by weight (vi) The roofing system should be compatible with bitumen.

The installation company of roofing system should be trained and authorized by manufacturer & installation to be carried out as per manufacturer's approved method statement. All auxiliary & accessories involved during application should be supllied by single manufacturer as a part of system. Any component used which is not manufactured by the roofing manufacturer can only be used with official approval from manufacturer.

Water based UV resistant elastomeric polyurethene liquid membrane is applied in two or three coats. Prior to the application of a 2nd coat the indicated waiting time is 8-12 hrs depending upon the changing ambient conditions particularly temperature and relative humidity.

M&L for roof water proofing:- Water based UV resistant elastomeric polyurethene liquid membrane is applied in combination with water based polyurethene liquid primer. (i) Apply first coat of approx 0.75 Kg/Sqm (for non absorbing substrates)- 1.00 Kg/Sqm (for absorbing substrates) of polyurethene liquid membrane on a length of approx 1m. (ii) Roll in the polyurethene primer (water based) and ensure that there are no bubbles or creases overlapping of the sika Fab 1 minimum 5cm. (iii) Apply second coat of approx 0.25 Kg/sqm -0.5 Kg/Sqm coat right into the wet fleece to achieve the required film thickness. The entire application shall happen while polyurethene liquid membrane water based is still liquid, wet in wet. (iv) Repeat step 1-3 until the roof area is waterproofed. (v) After the two coats are dry, seal the roof area with one or more additional coats of polyurethene liquid membrane water based . MAKE:- Sikalastic®-560/ShaliUrethane® BTD or equivalent in Fosroc Chamicals as approved by GE Note:- If any descripancy found between Sch 'A' and particular specification , then GE decision shall be final and binding.

Taking down cement plaster from roof projections /facia/parapets wall etc including raking out joints, hacking for key, scrubbing down with water etc, complete all as specified and directed .

Taking down cemente plaster from roof surfaces including raking out joints, hacking for key, scrubbing down with water etc., complete all as specified and directed.

Rendering 10mm thick in CM 1:4 on fair faces of brick work or concrete surfaces of wall etc finished even and smooth without using extra cement, complete all as specified and directed.

Preparation of new plastered or unplastered surfaces of walls and applying two coats of cement base paint white or tinted, complete all as specified and directed .

Chipping of unsound/weak concrete material from slabs, beams, columns etc with standard power driven percussion type or pneumatic chisel of standard make as directed by Engineer-in-Charge including tampering all edges, making square shoulders of cavities etc including scaffolding complete and disposal of debris upto 50m all as specified and directed. (25mm average thickness for slabs/chajja/ceiling)

Mixing and applying bonding coat, acrylic polymer modified cementitious bond coat @ 2.2 Kg cement per sqm of surface area with specified proportion of polymer admixer (rate shall include cost of cement), on prepared surface of parent materials as per specification complete all as specified and directed.

Providing and mixing polymer modified cement mortar in layer, each layer not exceeding 10mm thick, including trowelling with wooden tools etc, complete as per specification and direction of Engineer-in-Charge. For payment purposes, pre-measuremenet of thickness shall be done just after the surface preparation is completed. Payment under this item shall be made only after proper wet curing has been done and surface has been satisfactorily evaluated by sounf/tapping with a blunt metal instrument. (25mm average thickness for slabs/chajja)

Disconnecting existing tanks of capacity 500 to 1000 ltrs setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position including cleaning and removing all scale and dirt, etc,from tanks and from moulds of circulating pipe,etc complete all as specified and directed.

Taking up or down 15mm bore steel tubing and connection, including cleaning for refixing or removal from site, complete all as specifed and directed.

Taking up or down 20mm bore steel tubing and connection, including cleaning for refixing or removal from site complete all as specified and directed

S&F steel water tubing, 15 mm bore, galvanised , "medium grade" with all fittings and fixtures and short lengths, fixed to wall and ceiling or laid in floor, complete all as specified and directed.

S&F steel water tubing, 20 mm bore, galvanised , "medium grade" with all fittings and fixtures and short lengths, fixed to wall and ceiling or laid in floor, complete all as specified and directed.

S&F in repairs stop valve/angle valve, cast copper alloy, chromiun plated, screwed down, high pressure, with crutch or butter fly handle, screwed both ends for 15 mm bore iron pipe or for union complete all as specified & directed.

S&F in repairs stop valve/angle valve, cast copper alloy, screwed down, high pressure, with crutch or butter fly handle, screwed both ends for 20 mm bore iron pipe or for union complete all as specified & directed.

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 (Minimum weigh 15mm - 142gms) complete all as specified and directed.

Taking down chowkats or frames with shutters (without taking off shutters from the frames) n. exc. 1.5 sq.m each complete all as specified and directed.

Taking down chowkats or frames but with shutters (with out taking off shutter from the frames) exc 1.5 sq.m but n. exc 4 sq.m each, complete all as specified and directed.

Demolition of PCC reinforced by any position complete all as specified and directed.

M&L 25 mm thick PCC 1:2:4 type B-0 (12.5mm graded stone aggregate) as in leveling course of flooring or levelling course of roof etc, complete all as specified and directed

M&L Non-skid, coloured ceramic tiles 7 to 8mm thick (Square/rectangular) area of each tile exc 0.06 sqm but not exc 0.11 sqm as in floors etc laid over and including 15mm thick screed bed or bedding layer in cement mortar 1:4, set and jointed in neat cement slurry and pointed with white or coloured cement to match the colour of tiles complete all as specified and directed.

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 and directed.

M&L Glazed ceramic coloured tiles in vertical surface 350mm x 250mm x 7mm/450mm x 350mm x 7mm thick set and jointed in neat cement slurry and pointed in white or coloured cement to match as in skirting/dado etc. laid over and including 10mm thick backing coat in cement mortar 1:4, set and jointed in neat cement slurry and pointed with coloured to match the tiles complete all as specified and directed.

M&L granite (of any size) wall 18 to 20mm thick machine cut bedded and jointed with grey cement slurry and pointed with white cemenet with admixture of pigment to match the shade of granite stone over 20mm thick screed bed of CM 1:6 including cutting and polishing complete all as specified and directed.

S&F, solid PVC door frame of size 50mm x 47mm made out of 5mm plain colour PVC sheet reinforced with M.S. square tube, supplying and fixing in opening as per specifications & directed.

Factory made solid PVC moulded door shutters 28 to 30 mm thick (stiles), with 2, 4 or 6 raised panel design with 2mm thick Moulded PVC Sheet on the front face & 2mm plain colour PVC sheet on back face, supplying & fixing in frame at site as per specification & drawing complete all as specified and directed.

S&F rolled section of Gde E-250 or Fe 410-0 in framing for frame work as in doors for cladding, glazing and like fixed with angle cleat and connecting plate etc (door frame/chowkhats with hold fasts, cooler stand and similar structures) etc. rates are also included making holes for hold fasts making good the surfaces of Cills, Jambs, wall etc complete all as specified and directed.

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

S&F 150 mm size (length of bolt) 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.

S&F 300 mm size (length of bolt) aluminium alloy, anodised, sliding door bolt with hasp and 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 complete all as specified and directed.

S&F box type steel windows comprised of tubular frame and shutters made out of 1.25 mm thick MS tube factory made with double side shutters wire gauged shutters & glass glazed shutter(wire and glass panes shall be measured and paid separately) with side hung shutters with steel handles and steel peg stay doytailed at welded incl 2 Nos tower bolts 150 mm long for each leaf and 8 mm square bar grills at spacing as shown on drg welded to FI frame work,incl other fittings,hinges,handles tarred hold fast PCC blocks etc. all as shown on drg No CEPZ/TD-354/09 sheet 1/3 to 3/3 ,complete all as specified.

S&F 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 directed.

S&F 4mm thick 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.

M&L plain cement concrete 1:2:4 type B-1 using 20 mm graded stone aggregate cast in situ in lintels up to 1.5 m clear span, cills, steps, seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings up to 60 cm in height, copings, kneelers, apex stones, bed plates, water through and the like including weathering, slightly rounded or chamfered angles and throating including use of form work (straight or curved) complete all as specified & directed.

Dismantling PVC water tanks exc 250 litre capacity but not exc. 500 ltr capacity and removing to store 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 all as specified in SSR Part I including fixing fittings such as GI nipple for inlet, outlet, washout and overflow etc, including 20mm size ball valves high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe including dismantling complete all as specified and directed.

S&F in repairs vitreous China squatting pan orissa pattern size 580mm x 440mm white with integral foot rest (including making good the disturbed portion as per surrounding areas excluding flushing cistern and flush pipe) including PVS (SWR) 'S'trap, provn of lime concrete and jointing to flush pipe (fixed in repair) all as specified.

S&F in repairs vitreous china wash down water closet pan (Padestal Pattern any approved colour), including connection to flush pipe, 'P' or 'S' trap, with fixing bolts PVC seat cover with chromium plated mild steel hinges device and making good to disturbed surfaces of floor by filling with PCC 1:4:8 type D-2 to match with existing including taking down the existing old one complete all as specified and directed.

M&L in repairs 10 litres capacity PVC, low level, valveless, syphonic action type flushing cistern (any approved colour), inlet ball valve, float valve, handle and fixing arrangement, 32mm dia PVC flushing pipe and 15mm dia, 450mm long PVC connection with CP brass coupling nuts and PVC washer at both ends (fixed in repair), complete all as specified and directed.

S&F in repairs vitreous china wash basin, any approved colour oval type centre top size 380 x 380 x 150mm excluding taps, waste, chain and plug and porcelain stopper but incl brackets, cutting for and pinning in ends of brackets or erecting stand but exclusive of fixing of supply and waste pipe complete all as specified and directed. Make Cera Cat Part No- S2030113

S&F PVC waste pipe 32mm or 40mm dia 750mm long for WHB/sink complete all as specified and directed.

S&F in repairs bib cock wall flange and aerator 15mm bore, cast copper alloy, screwed down, screwed for iron pipe or brass ferrule complete all as specified and directed. Make Cera Cat Part No- F1016151

S&F CP angle cock wall flange 15mm cast copper alloy screwed down high pressure screwed both ends for iron pipes or for unions complete all as specified and directed. Make Cera Cat Part No- F1016201

S&F pillar tap single lever basin mixer for 15mm bore cast copper alloy, with capstan heads chromium plated screwed down high pressure with or without lettered with long screwed shanks and fly-nuts screwed for iron pipes. Make Cera Cat Part No- F1016451

S&F vitreous china urinal half style white of size 400x590mm with integrated spreader (Excl flushing cistern, flush pipe and waste pipe) complete all as specified and directed. Make Cera Capriana Cat part No. S4020112

S&F waste coupling 32mm or 40mm CP for glazed ware sinks basins etc with long screwed shanks and fly nuts, flange end bedded in red lead cement and other end fixed complete all as specified and directed.

M&L 100 mm size cast iron floor trap, with grating including jointing to waste pipe fixed in cement concrete (1:2:4) type B-1 complete including taking down old unserviceable floor trap complete all as specified & directed.

M&L for 18-20 mm thick granite (of any type) work (table rubbed and polished and moulding of outer edges) in steps, jambs and pillars, window cills, cooking platforms and the like including pointing in white cement (1:2) using marble dust with admixture of pigment to match with shade of granite with and including 15mm thick screed bed in CM 1:4, complete all as specified and directed.

S&F PVC connection 15mm size, 450 mm long with PTMT nuts complete all as specified and directed.

Re-fixing old steel tubing and connecting in new or old position of 15mm bore of pipe (walls, ceiling) complete all as specified and directed.

Re-fixing old steel tubing and connecting in new or old position of 20mm bore of pipe (walls, ceiling) complete all as specified and directed.

Taking down cement/wall tiles from concrete/stone surfaces including racking out joints, hacking for key, scrubbing down with water etc and its removal from site complete all as specified and directed.

M&L rendering 15mm thick on fair faces of brick work or concrete surfaces in CM 1:4 without using extra cement complete all as specified and directed.

M&L 10mm thick plaster in ceiling in cement mortar (1:4) finixhed even and smooth wihtout using extra cement complete all as specified and directed.

Dismantling 100mm dia cast iron pipes, jointed in cement mortar or lead joints and taking out of trenches if required complete all as specified and directed.

S&F 100mm bore pipe cast iron, waste and vent pipe with or without ears, with lead joints fixed to walls complete all as specified and directed.

S&F 100mm bore of pipe cast iron bends (any radius), diminishing pieces or tapers (larger bore measured) with ovel access doors, complete all as specified and directed.

M&L CI 100mm branch pieces, Tee, Single (equal or unequal) ordinary or inverted (spigot or socket type) or with parallel branches complete all as specified and directed.

S&F cast iron cowls for 100mm pipe complete all as specified and directed.

S&F stack clamps out of (50mm x 5mm) flat iron and 12mm dia round iron stays, including bolts and nuts and securing ends of stays to wall or roof for pipe 100mm bore complete all as specified and directed.

Preparation of new plastered surfaces of walls and applying two or more coats distempering with first quality acrylic distemper (ready mixed) having VOC content less than 50 gms/litre,of approved manufacturer,of required shade and colour complete as per manufacturer's specification over and including 2mm thick plaster of paris putty to prepare the surface even and smooth complete all as specified and directed.

Preparation of old plastered surfaces of wallsby complete removal of existing treatment and applying two or more coats distempering with first quality acrylic distemper (ready mixed) having VOC content less than 50 gms/litre,of approved manufacturer,of required shade and colour complete as per manufacturer's specification over and including 2mm thick plaster of paris putty to prepare the surface even and smooth complete all as specified and directed.

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

M&L preparation of old painted one coat of synthetic enale paint (ordinary tint) on steel surfaces complete all as specified and directed.

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

M/S THAKUR ENTERPRISES