REPAIR / MAINT TO ROOF TREATMENT BY USING CHEMICAL AND NEW TECHNOLOGY, ROOF SHEETS INCLUDING CONNECTED REPAIR WORKS AT OFFRS MD/SINGLE LIVING ACCN, OFFRS MESSES /GUEST ROOMS AT AOR OF AGE B/R-I UNDER GE (EAST) AGRA

Amount

Taking down of plaster from wall/ ceiling and soffits of chajja etc including racking out joints, hacking for key, scrubbing down with water etc complete all as specified & directed.

Material & labour for rendering 15 mm thick on other than fair faces of brick work or concrete surfaces in CM (1:6) surfaces finished even and fair faces complete all as specified and directed.

M&L for 15mm thick plastering in CM 1:4 thick on brick surfaces of walls & finishing the surface even & smooth complete all including water proofing compound at any height including necessary scaffolding /Centreing etc complete all as specified & directed.

Material & labour 5mm thick rendering in CM 1:3 concrete surfaces of ceiling etc, finished surfaced even & smooth without using extra cement complete all as specified & directed.

Material and labour for preparation of newly plastered wall surface and applying two coats oil bound distemper a coat of 3mm thick wall interior wall care putty and a coat of primer complete all as specified and directed.

Material & labour for preparation of new plastered surfaces of ceiling and applying three coats of white wash to match the existing as required complete all as specified & directed.

M&L for preparation of newly plastered surfaces of walls and applying two coats of cement base paint over a coat of primer at any height (n. exc 11m )including necessary scaffolding /Centreing etc complete all as specified and directed.

Dismantling of mild steel work of any description not otherwise provided for etc complete all as specified & directed.

M & L Framed brackets of angles or tees with web and flanges cut to shape, drilled and countersunk for screw, including bending and welding angles, as necessary, gusset plates, riveting, etc n exc 10 kg each brackets, conforming to Fe.290.Gde-E-165 complete all as specified and directed.

M&L for Rolled sections as in main and cross beams, hip and jack rafters, purlins where connected to common rafters and running rails and guides for sliding doors, fixed with angle cleats or other connecting plates conforming to Fe.290.Gde-E-165 complete all as specified and directed.

S & F steel work as in tubular truss purlin rafter incl. washer incl. necessary cutting welding etc complete all as specified & directed.

Dismantling of plain or corrugated steel sheeting any gauge, thickness roof coverings complete all as specified & directed.

S&F of Pre- painted galvatume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall / sunshed including fixed with self tapping screws as specified complete all as specified and directed.

S&F 0.63 mm plain galvanised mild steel sheeting, in ridges, hips, valleys, gutters, drip and straight flashings( including necessary wooden plugs, nut and bolts, welding and connected materials at any height up to four stories buildings) with grade of zinc coating 275 including fixed with L or J type hook bolts complete all as specified & directed.

Closing bolt holes etc in old corrugated sheets by sealing with one bitumen and one curved GI washer on either side and 6 MM GI bolts and nuts, all set in stiff white lead complete all as specified & directed.

Cutting holes in brick walls built in cement mortar or cement lime mortor depth of embedded portion of holdfast exc. half brick but not exc. one brick from the face of wall etc complete all as specified & directed.

Cutting chases for inerting steel sheet and pinning in making good to facing where required and pointing in cement mortar 1:3 to ends or edges on brick wall and cutting not exc 10 cm girth and making good etc complete all as specified & directed.

M& L for cement concrete 1:2:4 type B -0 using 12.5 mm graded stone aggregates as in padding , benching, coping , including removal of old plaster over sun shed etc complete all as specified & directed.

M&L for preparation of new steel surfaces of any description over 10 cm width or girth and applying two coats of synthetic enameled paint over a coat of red oxide complete all as specified & directed.

Dismantling of Asbestos cement (corrugated, semi corrugated, etc) sheets in roof coverings including ridges etc complete all as specified & directed.

M & L 6mm thick asbestos cement, corrugated or semi-corrugated sheets in roofs, walls etc including fixed with L type or J type hooks or cranked bolts etc complete all as specified & directed.

S & F 6 mm thick A. C. serrated ridge for corrugated or semi corrugated sheets as in ridge fixed with L or J type hook etc complete all as specified & directed.

Dismantling/ demolition of polymeric water proofing membrane single layer with and including plaster, PCC, Padding, brick coba etc on roofs complete including removal of material and debris away from the site etc complete all as specified & directed.

Material and labour for 25 mm thick PCC 1:2:4 type B-1 using 12.5 mm graded stone aggregate as in roof kerbs, paddings, mud stops slightly chamfered or rounded in edges including required grove cutting complete all as specified & directed.

Material and labour for applying 15 mm thick plaster in CM 1:4 including water proofing compound @ 2% by weight of cement finished even and smooth complete all as specified and directed. (Note : WPC will Be Measured and Paid Separately).

Supply only Integral waterproofing compound complete all as specified & directed.

M & L for Provn of polymeric water proofing roof treatment to non assessable RCC roof described as under and all as specified :- (a) Preparing RCC roof surface and applying one coat of bitumen primer @ Rs. 0.30 Kg /Sqm. (b) Applying one coat of hot blown bitumen of grade 85/25 @ 1.20 Kg/Sqm. (c) Laying of water proofing treatment APP modified polymeric water proofing membrane of weight not less than 3 kg/sqm with non woven polyster mat of weight 160gms/sqm as centre core and without multiple layers of polyethylene, finished on top and bottom with 7 micron thick flammable polyethylene applied by thermo fusion using LPG torch on the bottom portion of the membrane unrolled and bonded to substance with side and end laps 75mm and 100mm as per manufacturer’s all as specified. (d) Applying one coat of hot blown grade bitumen 85/25 grade @ 1.20 kg/Sqm over the membrane. (e) Applying two coats of aluminium paint @ 100 gm/sqm (each coat) complete all as specified & directed.

Taking down of old roof treatment of any description including mud phushka, concrete padding, tiles, cement plaster from roof surfaces etc including cleaning ,brushing and watering to joints and grooves and throwing the demolition materials/waste, debris away from the MOD Land etc complete and the roof of height n.ecx 11 mtr etc complete all as specified and directed.

Material and labour for 25 mm thick PCC 1:2:4 type B-0 using 12.5 mm graded stone aggregate as in roof kerbs, paddings, mud stops slightly chamfered or rounded in edges including required grove cutting complete all as specified and directed.

Material & labour for cleaning the surface of the stone/concrete roof and slab with mechanical grinder and specialized water misting techniques applying water jet using a fine nozzle sprinkling system calibrated to spray a fine mist along the stone/concrete surface and removing complete all as specified and directed by Engineer in charge and applying one coat of sealer @ 0.2 kg/sqm with capacity of Drastic reduction in water absorption - ASTM C642-97 with Improved resistance to chloride penetration in concrete surface (RCPT) as per ASTM C1202 and Improved abrasion resistance of surface when tested as per ASTM C779 and low alkaline silicate based, first reacting with other free oxides and hydroxides like calcium hydroxide (free lime) inside the concrete to form corresponding silicates, which are stronger molecules. Total Solids Content 29-30% approx. Specific Gravity at 25°C 1.25 +/- 0.02 Ph Alkaline VOC Content Nil This sealer gels in the empty pores which is insoluble silica deposits. Finally forms a microscopic siliceous layers on the surface which results in strong ceramic coating, firmly bonded to the surface by strong silanol bonds. This is stable against UV and high temperature. Note:- This item has to be applied on mother slab before laying any screed bed or PCC as a waterproofing process. Note : This item shall be carried by authorised company by manufacturer.

M & L applying two coats of resin sealer @ 0.2 lit/sqm for each layer with reinforced nanometer sized particles preventing “peeling off” effect from floor/bottom. It is advised to apply in following steps : first coat to be done on cleaned surface mixing with diluents as per manufacturer’s manual and after drying surface immediately final coat has to be applied on primed surface buffing can be further done for glossy surface. Note : This item has to be applied on PCC or 10 mm thick plastered surface as a waterproofing process. This item shall be carried by authorised company by manufacturer.

M & L one coat of primer on well prepared surface as roof and parapet walls @ 0.2 lit/sqm (thickness = 0.85 mm) which is the combination of base and hardener water based epoxy system. It provides high hardness and abrasion resistance. It can be applied on dry or slightly damp substrates, without standing water. . After 24 hours of application of primer, and cleaning the surface with air blower, first coat of elastomeric pre-polymer hybrid chemistry based two component waterproofing membrane will be applied @ 0.2 lit /sqm for each layer (thickness = 0.85 mm) on roof and parapet walls. And second coat will be applied after 24 hours of first coat application etc complete all as specified & directed. Note-: this item shall be carried by authorised company by manufacturer.

Applying the non shrink high mechanical strength properties epoxy based mortar @ 5kg / RM on all corner joints of wall to prevent the capillary formation from wall to roof area; by three component system comprising of base, hardener and quartz filler having ER Base and Hardener with Quartz filler etc complete all as specified & directed. Note-: This item shall be carried by authorised company by manufacturer.

S&F in repair 110 mm bore PVC (SWR) Soil waste, rain water pipe and vent pipes single socketed in any length with rubber ring joints fixed to walls, floor etc. as per site requirement making good disturbed portion to match the existing complete all as specified and directed.

S&F in repair 110 mm bore PVC (SWR) bends any radius complete all as specified and directed.

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

Dismantling PVC water tanks exc 250 ltr but n.exc 500 ltr complete all as specified and directed.

Supply and fixing Rotational moulded polyethylene water storage tanks with cover (cylindrical vertical with closed top) hoisted and fixed in position including fittings all as specified in SSR Part I (Capacity in litres 500) complete all as specified and directed.

Supplied and fixed in PVC float valve assembly including accessories with float valve 20mm dia complete all as specified and directed.

Cutting chases for inerting steel sheet and pinning in making good to facing where required and pointing in cement mortar 1:3 to ends or edges on brick wall and cutting not exc 10 cm girth and making good etc complete all as specified and directed.

Taking up or down 15mm steel tubing pipe connections etc, removal to store complete all as specified and directed.

S&F 15mm bore GI tubes medium grade, galvanised with all fittings and fixed complete to walls and ceiling or laid in floors complete all as specified and directed.

Taking up or down 20mm dia steel tubing pipe connections etc, removal to store complete all as specified and directed.

S&F 20 mm bore GI tubes medium grade, galvanised with all fittings and fixed complete to walls and ceiling or laid in floors complete all as specified and directed.

S&F in repairs 15mm bore (external threaded) bib taps cast copper alloy chromium plated long body fancy type with crutch or butter fly handle screwed down screwed for iron pipe or for brass ferrule and fixed in repairs complete all as specified and directed.

Demolition of brick work or rubbled stone masonry including all qoins arches, pillars etc built in cement mortar complete all as specified and directed.

M &L Brickwork with subclass 'B' old size bricks, straight or curved on plan exc 6m mean radius built in Cement mortar 1:6 complete all as specified and directed.

M/s Laxmi Associate (BID ID -3067700)

M/s Kok Singh Sisodia (BID ID -3069015)

3Krishna Enterprises (BID ID -3066997)

Attar Singh and Sons (BID ID -3066081)

Balaji Associates (BID ID -3064822)

VARDMAN ENTERPRISES (BID ID -3066923)

M/S J S ENTERPRISE (BID ID -3069027)