REPAIR/ MAINT OF ROOF TREATMENT OF OTM AND MD ACCN OF VARRIOUS ARMD REGT AND WORKSHOP UNDER AGE B/R-I UNDER GE BABINA

Amount

Demolition of PCC/lime concrete terracing including felt in any description and in any position over roof etc complete all as specified at site.

M&L cutting out cracks to 'V' Section in existing roof or terracing, cleaning out, wetting and filling solidly a hot mixture of bitumen and dry sand in proportion of 1:1 by weight complete all as specified and as directed.

M&L for P.C.C 1:2:4 type B-0 using 12.5 mm graded stone aggregate as in padding over roof finished and laid to required slope complete all as specified and as directed.

Taking up or down steel tubing and connetion including cleaning for refixing or removing to store of 15mm bore of pipe, complete all as specified and directed.

S&F, 15mm bore tubes medium grade galvanised with all fitting and fixed to walls and ceiling or laid in floor etc complete all as specified and as directed

Fixing only old steel tubing 15 mm and connection obtained from taking down against item No. 1 here in before in new or old position fixed to wall, ceiling or laid in floor with new fitting for the following sizes-

Taking up or down steel tubing and connetion including cleaning for refixing or removing to store of 20mm bore of pipe, complete all as specified and directed.

Fixing only old steel tubing 20 mm and connection obtained from taking down against item No. 1 here in before in new or old position fixed to wall, ceiling or laid in floor with new fitting for the following sizes-

S&F, 20mm bore tubes medium grade galvanised with all fitting and fixed to walls and ceiling or laid in floor etc complete all as specified and as directed

M & L Plain cement concrete (1:2:4) type B0 using 12.5 mm graded stone agg as in coping or roof kerbs on roof chamfered on edge including troweling slightly complete all as specified and directed.

M&L for 10 mm thick rendering in cement mortar 1:4 on concrete surfaces when concrete is still green finished even and fair including mixing of water proofing compound as per manufacturer instruction etc complete all as specified and as directed. Note :- Water proofing compound shall be measured separately

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

M&L applying water proofing treatment with the following:- (a) First coat of bitumen primer conforming to IS-3384 @ 0.4Kg / sqm to be applied on prepared surface till the surface is properly impregnated. (b) after the application of approved bituminous primer the water proofing memberne minimum weight 3kg/sqm and minimum 3mm thick reinforced with polyesterd non woven fabric (weight not less then 160gms/sqm) shall be laid on the primed surface by torch application method as per manufactured instruction. (c) All joints and change in direction should be curved with cement mortar (1:3) mixed with SBR latex @ 200ml per bag of cement and cured well before laying of membrane. (d) M&L for preparation of newly surfaces of APP membrane and applying two coats of bituminious aluminium paint @ 200gm/Sqm etc complete all as specified and as directed.

Disconnecting existing tanks, setting aside (or lowering if required) for repairs, cleaning etc. and hoisting, reconnecting and re-fixing in position of exc. 250 litres & not exc. 500 litres capacity of tanks,Date of cleaning of tank will be marked on the tank by stencil with synthetic enamaled paint in uniform size, Size of letters & numbers should be 40mm. complete all as specified and directed.

Disconnecting existing tanks, setting aside (or lowering if required) for repairs, cleaning etc. and hoisting, reconnecting and re-fixing in position of 1000 litres capacity of tanks, Date of cleaning of tank will be marked on the tank by stencil with synthetic enamaled paint in uniform size, Size of letters & numbers should be 40mm. complete all as specified and directed.

Dismantling of asbestos/ CGI cement (corrugated, semi-corrugated) etc sheets in roof covering including ridges etc complete all as directed.

S&F 6 mm thick asbestos cement, corrugated or semi-corrugated sheets in roofs,walls. Etc fixed with L or J type hooks complete all as specified and as directed.

M&L for asbestos cement two piece adjustable plain wing ridge 6 mm thick fixed with L or J type hooks or bolts etc complete all as specified and as directed.

S & F for pre-painted galvalume aluminum zinc coating AZ-150 GI based double ribbed trapezoidal profile steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering /cladding to wall, fixed with self tapping screws complete all as specified and as directed.

S & F for pre-painted galvalume aluminium zinc coating AZ-150 GI based plain steel sheet 0.50mm of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as specified and as directed.

Dismantling cast iron work of any description and in any position including doors, gates rafter purlin etc. complete all as specified and directed.

M&L Roof trusses,trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat sections) including complete all as specified and directed.

Demolition of un-reinforced cement concrete in ground floors and pavings not exceeding 15 cm thickness, (Below or above ground level) and disposal of unserviceable materials, debris and rubbish to a distance not exceeding 100 M as directed by the Engineer in Charge.

Dismantling wall and ceiling boards (fibre, pulp, insulation, etc.) or insulation boards/slabs/ blankets, any thickness, including cover fillets complete all as specified and as directed

S & F in repair false ceiling with 6-8 mm thick gypsum board tiles laminated with white PVC film on face side & metalized polyster film (Aluminium foil) on the back side with all four edges sealed with PVC film of size 600 x 600 mm (595 X 595 mm) fixed with clips & screws including anodised aluminium snap grid frame work for false ceiling of Tee/Angle of weight not less than 300 gm per RM with slot for fixing including necessary suspender of flat iron or 4 mm dia bars of required length fixed in purlin of roof not exceeding 1.20 m both ways including all accessories required for suspending ceiling work and gypsum board for upto 4m height complete all as specified and as directed by the Engineer-in-Charge

Demolition of Brickwork or stone/boulder masonry, built in cement mortar or cement lime mortar incl all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles etc complete all as specified and as directed.

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 as directed.

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

M&L for 15 mm thick rendering in cement mortar on other than fair faces of brick work or concrete surfaces in cement mortar (1:6 ) finish even and fair complete all as specified and directed.

M&L preparation of newly plastered or unplastered surfaces and applying two coat of cement base paint over a coat of alkali resistance primer complete all as specified and directed by Engr -in - charge.

Taking down eaves gutters and rain water pipes (any size 75mm to 110mm of any pattern) ,of any description and in any position, including all fittings , heads, shoes, bends, swan necks, etc., (measured overall as fixed along the centre line over fittings and accessories)complete all as specified and as directed.

S&F 110mm dia PVC(SWR) pipes single socketed, in any length with rubber ring joints,fixed to walls complete all as specified and directed.

M&L chequered tiles (Cement) 30cm X 30cm x 25mm set and jointed and pointed in neat cement slurry in floor with grey cement and pigment over & including 20mm thick screed bed in CM (1:6) Complete all as specified and directed.

S&F for 110mm dia PVC (SWR) pipes bends any radious \ complete all as specified and directed.

M&L 60 mm thick machine pressed precast concrete interlocking paver block any shape & size confirming to IS 15658-2006 of 60mm thickness, M-35 grade with grey cement & pigment complete all as specified and directed.

M&L 60 mm thick machine pressed rubber moulded precast concrete interlocking paver block any shape & size confirming to IS 15658-2006 of 60mm thickness, M-35 grade with grey cement & pigment complete all as specified and directed.

M&L PCC 1:4:8 type D2 using 40mm graded stone agg as in filling and mass concrete, Sub base/flooring complete all as specified and directed.

Dismantling water tanks of any description and in any position , of capacity exceeding 250 litres but not exceeding 500 litres complete all as specified and directed.

Dismantling water tanks of any description and in any position , of capacity exceeding 500 litres but not exceeding 1000 litres complete all as specified and directed.

S&F 500 ltr capacity rotational moulded polyethylene water storage tank (cylindrical vertical with closed top) ,WHITE , ISI marked , Triple layered construction , hoisted and fixed in position including S&F 20mm dia GI pipe medium grade washout pipe 450mm long with plug and 20mm dia GI pipe medium grade overflow pipe 600mm long with fitting etc complete all as specified in SSR Part -I 2009 complete all as specified and as directed.

S&F 1000 ltr capacity rotational moulded polyethylene water storage tank (cylindrical vertical with closed top) ,WHITE , ISI marked , Triple layered construction , hoisted and fixed in position including S&F 20mm dia GI pipe medium grade washout pipe 450mm long with plug and 20mm dia GI pipe medium grade overflow pipe 600mm long with fitting etc complete all as specified in SSR Part -I 2009 complete all as specified and as directed.

S&F in repair 15 mm ball valves high pressure of PTMT with epoxy coated Aluminium rod & highdensity plastic ball screwed for iron pipe and fixed. (Minimum weight 15mm-142gms/ 20 m m - 210 gms / 25mm-455gms/ 40mm - 690 gms) complete all as specified and directed.

M&L, 50mm thick sand cushioning to under concrete interlocking paver block including watering & consolidation complete all as specified

S&F for in repair gun metal globe / gate value with iron wheel head screwed both ends for iron pipe of 20 mm bore, complete all as specified and directed.

Cutting grooves in brick wall 75MM wide and 65MM deep and shaping horizontal type of grooves with cement mortar 1:3 complete all as specified.

M/s Pratham Enterprises (BID ID -3257476)

Shri Balaji Associates (BID ID -3271327)