SMART ROOF TREATMENT WORK IN MD ACCN UNDER AGE B/R-II GE BABINA CANTT.

Amount

Removing existing water proofing treatment by brushing with wire brush, cleaning of terracing by taking down cement concrete, existing plaster lime coba 80 to 100mm thick mud phuska/cement concrete/lime coba etc, cleaning of all foreign material such as fungus mass dust etc, roughing surface of corner to roof by wire brush complete all as specified and directed.

M&L of water proofing treatment to non-accessible roof slab with APP based modified polymeric membrane centre core 100mm micron HMHDPE outer film 20 micron each having thickness 3mm weight not less than 3kg/Sqm as per manufacturer’s instructions with torch applicationcomplete all as specified and directed by Engineer-in-Charge with following course of description below:- (a) 10 mm thick plaster in CM 1:4 with WPC will be applied over the roof slab when concrete is green. After the plaster is cured the roof will be tested for water tightness by ponding with water for seven days for any seepage is observed the rectification will be carried out by pressure grouting under the pressure of 5kg/sqcm using cement based cement grout. After the surface is repaired the slab will be tested for water tightness again before proceeding with further treatment. (b) the surface of roof, parapet and gutters, drain mouths, etc. over which waterproofing treatment is to be applied shall be cleaned of all foreign matter such as, fungus, moss, dust etc by wire brushing and dusting. For cast iron/PVC drain out lets a groove shall be cut around to tuck in the treatment. Concrete angle-fillets shall be provided at junctions between roofs and vertical faces of walls (parapet and other walls) around obstacles such as pipes, chimney stacks, etc. and other similar situation to ease up about corners. (c) Bitumious based primer confirming to IS: 3384 @ 0.3 kg/SqM to be applied on prepared surface, till the surface is properly impregnated. (d) After the application of approved bituminous primer the water proofing membrane shall be laid on the primed surface by torch application method as per manufacturer's instructions. The overlap while torching shall be 100mm in longitudnal direction and 100 mm in transverse direction. All overlap joints shall be sealed thoroughly by thermo fusing both the membrane layer and sealing it with the help of hot trowel. The overlap joints shall be made as a monolithic layer.(e) All joints and changes in direction should be curved with cement mortar 1:3 mixed with SBR latex @ 200ml per bag of cement and cured well before laying the membrane. Note :- (i) Under layer i.e PCC padding/ plastering and finishing layer i.e. aluminium paint or cement concrete tiles shall be measured and paid seperately.

Note:(a) The work under item 02 and 03 shall be carried out by the authorized applicator of Manufacturer by using modern techniques. The contractor shall also furnish warranty of quality, finish work and effectiveness of waterproofing treatment under this item for a period of 8 years from the date of completion along with manufacturer warranty of material for the same period. (b) Height of bldg may be more than 10 meters and roof have continous series of trapizium with no staircase to reach at the top of the building (c) The contractor shall upload MOU letter with any one of manufacturer and also with their authorised applicator mentioned in the tender alongwith their bid in cover-I failing which his bid will be rejected. Authorised applicator shall have valid authorisation letter from the manufacturer (Minimum regional HQs) and shall have been issued not less than 30 days from the date of commencement of the work. The authorisation letter needs to be valid for the complete period of execution work. (d) After preparation of the surface, Engr-in-Charge shall approve the same before applying finishing coats. (e) Building wise stage passing register shall be maintained and shall be signed by Engr-in-Charge and contractor. (f) The equipments to be used in the work shall be certified by the manufacturer with whom the MOU been entered into. (g) Contractor shall submit approved company generated 8 years warranty card at the time of submission of Final Bill.

M&L for Apply a coat of bituminous aluminium paint @ 0.20 LTR/Sqm over APP membrance, complete all as specified and directed

Taking down 15 mm bore steel tubing and connection including cleaning and refixing or removal to store etc complete all as specified and as directed.

Taking down 20 mm bore steel tubing and connection including cleaning and refixing or removal to store etc complete all as specified and as directed.

S&F jointing and testing 15 mm bore galvanised mild steel tubing of medium grade with all fittings such as bends, elbow, socket, reducer etc & fixed complete to walls & ceiling or laid in trenches/floors etc complete all as specified and as directed.

S&F jointing and testing 20 mm bore galvanised mild steel tubing of medium grade with all fittings such as bends, elbow, socket, reducer etc & fixed complete to walls & ceiling or laid in trenches/floors etc complete all as specified and as directed.

M&L for Cement concrete tiles 25cm x 25cm x 20mm thick, machine pressed; set jointed and pointed in neat cement slurry in floors/roof complete all as specified and directed.

M&L for PCC 1:2:4 type B-0 using 12.5 mm graded stone aggregate as in padding levelling etc and roof kerbs complete all as specified and directed.

M&L for 10 mm thick rendering in CM (1:4) mixed with water proofing compound @ 0.20 Ltr/bags on roof surface when concrete is green complete all as specified and directed.

Supply only liquid water proofing compound, mixed in cement mortar as per manufacturer instructions complete all as specified and directed.

M&L for application/forming of waterproofing liquid membrane moistening the prepared surface for proper dispersion and penetration and applying two component cementitious elastomeric water proofing coating damp block 2k as per manufacturers specifications. The treatment shall be carried out to the entire bottom surface and vertical surface upto the bottom height of wall tiles. Adequate curing to be done on vertical surfaces and ponding test for 48 hours on the bottom surface to be carried out complete all as specified and directed. Make: M/S Asian Paint Ltd/ Choksey Chemicals Pvt Ltd./Sika India Pvt Ltd./Bostic India Pvt Ltd/Fosroc Chemicals/STP Limited / Maruti Bitumen Pvt Ltd/IWL India Limited/Berger Paints India Ltd.NOTE : (a) Treatment shall be done through authorised applicator/representative of the manufacturer only. (b) Warranty for water proofing to be submitted by the contractor as per manufacturer norms (c) The contractor shall upload MOU letter with any one of manufacturer and also with their authorised applicator mentioned in the tender alongwith their bid in cover-I failing which his bid will be rejected. Authorised applicator shall have valid authorisation letter from the manufacturer and shall have been issued not less than 30 days from the date of commencement of the work. The authorisation letter needs to be valid for the complete period of execution work. (d) After preparation of the surface, Engr-in-Charge shall approve the same before applying finishing coats. (e) Building wise stage passing register shall be maintained and shall be signed by Engr-in-Charge and contractor. (f) The equipments to be used in the work shall be certified by the manufacturer with whom the MOU been entered into. (g) Contractor shall submit approved company generated 05 years warranty card at the time of submission of Final Bill.

S&F 20mm bore ball valve high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe and fixed (Minium weight 210 gms ), 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 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.

M&L for 15mm thick screed bed or bedding layer in cement mortar 1:4 for laying floor finish complete all as specified and directed

Demolition of Brickwork or stone/boulder masonry, build in lime mortar including all quoins, arches, pillars etc, but excluding ashlars facings, dressed stonework and precast concrete articles etc complete.

M & L for brick work with sub class B brick old size straight or curved on plan exc 6m mean radius built in cement mortar 1:6 complete all as specified and directed.

Demolition of RCC water storage tank of size exc. 600x1200x1000 mm but n.exc 1200x1600x1500mm on roof, floor, staging complete and the scrap should be removing to distance of 50m where directed by EIC.

M&L for repeairing of RCC projection, Chajjas, columns, beams, Parapet wall etc. by necessary preparation i.e scraping, cutting, chiseling, dusting and cleaning exposed reinforcement surfaces of damaged/ loose surface and applying one coat of cement slurry and filling the surface with plain cement concrete (1:1.5:3), reinforced with welded mesh and make good by 15mm thick plaster with cm (1:4) and item including scaffolding/ formwork etc upto triple story height complete all as specified and directed by Engr-In-charge.

Removal of plant/ treas/ Shrubs from roof tops/ sides, external walls of bldg, chajjas, wall junctions, junctions of rain water pipe/ CI soil/ waste pipe junctions including taking out the roots entered in wall/ slab surfaces and making good the disturbed surfaced using PCC (1:2:4) type B-0 or cement morter (1:2) including repairing the GI/CI/PVC pipe joint which were damaged during cutting/ taking out process to match with the existing and finishing the disturbed surfaces to match with existing including necessary scaffolding/ staging and formwork upto a height of 10.00 m from the ground level complete all as specified.

Taking down cement plaster of any description built in cement mortar on brick or stone walls or concrete surfaces etc including racking out joints, hacking for Key, scrubbing down with water etc.complete all as specified.

M&L renderig/screeding 15mm thick cment mortar 1:4 on fair faces of brick or concrete surface of wall rendering is to be finished even smooth with out using extra cement complete all as directed by the Engineer - In- Charge.

M&L for a coat of JK/Birla wall care putty 1mm thick including prepration of surface complete all as specified and as directed.

M&L for preparation old treated surface of wall and applying one coat of cement base paint with roller complete all as specified and directed.

Demolition of RCC Parapet, Roofs, floors (other than ground floors), beams, staircases, landing, chajjas and similar suspended work is reinforced (reinforcement cut as required to facilitate demolition) complete all as specified and directed.

M&L for RCC 1:2:4 type B1 (using 20 mm graded aggregates) for fins, fascias, louvres, parapets, and railings exc. 60cm in height, newels, balustrade, and the like complete all as specified and directed.

M & L for Formwork to faces of walls, retaining walls, abutments, parapets and staircase ailings and similar work including attached pillasters, buttresses, etc., vertical or to batter complete all as specified and directed.

M&L TMT bars 10 mm dia and over cut to length, bent to shape required incl bending spirally for hoping for columns, beams etc hooking ends and embeded on concrete surfaces or welded on semilar work and bindind with MS wire (annealed) not less than 0.9mm dia quality confirming to relevent IS complete all as specified and directed.

M&L TMT bars 8 mm dia cut to length, bent to shape required incl cranking, bending spirally for hopping for columns hooking ends and binding with MS wire (annealed) not less than 0.9mm dia quality confirming to relevent IS complete all as specified and directed.

S& F 500 Ltr capacity of rotational multilayered moulded polyethylen water storage tank (Cylindrical vertical with closed tap) 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 600 mm long with fitting all as specified in SSR Part I complete all as specified and as directed.

All as per ser item No 33 above but 1000 lter capacity complete all as specified and as directed

Dismantling AC /CGI /PGI sheet roofing with ridge (corugated or semi corrugated) complete all as specified and as directed.

Dismantling timber santling 40sqcm and above complete all as specified and as directed.

M&L for 2nd class hard wood as in scantling, wrought complete all as specified and as directed.

S & F Pre- painted galvalume aluminum zink coating GI based corrugated steel 0.50mm thick and AZ- 150 of an colour having tensile strength of 550mpa as in roof covering/cladeding to wall, fixed with self tapping screw complete all as specified and as directed.

S & F Pre- painted galvalume aluminum zink coating GI based plain steel 0.50mm thick and AZ- 150 of an colour having tensile strength of 550mpa as in roof covering/cladeding to wall, fixed with self tapping screw complete all as specified and as directed.

S&F Roof trusses (framed), trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat sections) including distance pieces, cleats etc.Fe-290 Gde E-165 complete all as specified and as directed.

M&L for two cote of synthetic enamel paint over red oxide primer on new steel Surfaces of any description, over 10cm in width or girth,not otherwise described 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 coping or roof kerbs on roof chamfered on edge including troweling slightly complete all as specified and as directed.

Dismantling wall and ceiling boards (fibre, pump, insulation etc,) or insulation boards of any thickness including cover fillets complete all as specified and as directed.

M&L for powder coated galvanized MS grid frame work false ceiling of main Tee size 32mm x 24mm x 0.45mm cross tee 24mm x 24mm x 0.35mm & wall angle size 19mm x 19mm x 0.35mm with slot for fixing including suspended with 2mm dia. GI wire hangers fixed with steel dash through fasteners from purlin of the roof complete all as specified and as directed.

M&L for 4mm thick high pressure steam cured (HPSC) pre prime non asbestos fiber cement design board of size 600mm x 600mm/ 595mm x 595mm as in ceiling complete all as specified and diredted. Make : Everest/Ramco/ Uppal/Charminar.

S&F PVC (SWR) pipes 110mm bore single socketed, in any length with rubber ring joints fixed to walls and taking down old PVC /CI/Concrete pipe complete all as specified and as directed.

S&F PVC (SWR) pipes 75mm bore single socketed, in any length with rubber ring joints fixed to walls and taking down old PVC /CI/Concrete pipe complete all as specified and as directed.

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

S&F PVC (SWR) bends any radius 75mm bore complete all as specified and as directed.

S&F PVC (SWR) branch piece, single (single Y) equal or unequal 110mm bore complete all as specified and as directed.

S&F PVC (SWR) branch piece, single (single Y) equal or unequal 75 mm bore complete all as specified and as directed.

M/s Ravi Traders (BID ID -3056061)

RAHUL ASSOCIATES (BID ID -3055959)