REPAIR MAINTENANCE OF ROOF TREATMENT OF BLDG AT AGE BR 1 AT NEW NAVY NAGAR UNDER AGE B R-I NAVY NAGAR COLABA MUMBAI

Amount

Taking down cement plaster of any discription including racking out joints hacking for key scrubbing down with water & removed debrises out MD land complete all as specified and directed by Engr -in- Charge.

Material and labour rendering 20mm thick in CM 1:4 in two coats (15mm thick backing coat and 5mm thick setting coat mixed with water proofing compound on fair faces of brick work or concrete surfaces , finished with sand faced plaster complete all as specified and directed by Engr -in- Charge. ( WPC shall be measured and paid separately ).

Material and labour rendering 15mm thick in CM (1:6) on wall finished even and fair without using extra cement as in patches complete all as specified and directed by Engr -in- Charge.

All as per item No 3 baove but 10 mm in CM (1:3) on ceiling.

Supply only water proofing compound of ISI Marked complete all as specified and directed by Engr -in- Charge.

Material and labour applying three coats of white wash to ceiling incl preparation newly plastered surfaces complete all as specified and directed by Engr -in- Charge.

Material and labour for preparing newly plastered surfaces of wall and applying two coats of oil emulsion distemper over a coat of primer complete all as specified and directed by Engr -in- Charge.

Material & Labour for two coat of rain coat over a one coat of primer including prepartion of newly plastered external surfaces of walls etc all specified on external surfacescomplete all as specified and directed by Engg-In- Charge.

Removal of existing water proofing treatment of the roof, cleaning with wire brushes etc including demolition of PCC padding of any description and in any position including removing demolished materials outside MD land all as specified & directed by Engineer-in-charge.

Material and labour for brushing neat cement slurry with 3.0 kg of cement per Sqm on cleaned and washed concrete surfaces complete all as specified and directed by Engr -in- Charge.

Material and labour for Plain cement concrete 1:2:4 type B-0 (using 12.5mm graded stone aggregate) mixed with WPC. All cracks in slab to be openend in 'V' groove and filled with Shali Fix RMC a Polymer Morter of STP/ equivalent complete all as specified and as directed.

Material and labour for 20mm thick rendering in CM 1:4 with the addition of Shaliplast LW+ @ 200ml per bag of cement on fair faces of brick or concrete surfaces all as directed by Engr-In-Charge.

Providing roof treatment as under : - (a) Applying bitumenous primer @ 0.30 litres per sqm over cleaned and dry roof surface including parapet (b) Material and labour for applying a coat of blown bitumen 85/25 grade @ 1.20 kg per sqm over priming coat of roof . (c) Providing and laying 4mm thick APP modified polyester reinforced water proofing memberane with minimum weight of 3.5 Kg/Sqm , as specifieid. The APP membrane shall be laid using torch-on application with minimum 10 CM side overlap and 15 CM end overlap. The APP memberane shall be fixed with termination bar and fasteners and end shall be properly sealed with sealant. (d) Providing polypropylene/polyester, non-woven geotextile fabric of 150 gsm

Material and labour cement concrete tiles 25cm x 25cm x 18 to 20mm thick, machine pressed; set jointed and pointed in neat cement slurry over and including 20 mm thick cement screed in cm 1:4 over APP membrane at roof, and cut and polished complete all as specified & directed by Engineer-in-charge.

Disconnecting existing tanks, setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position including any fitting if required / damaged during taking down, capacity of tank exc 1000 ltr but n.exc 2000 ltr complete all as specified & directed by Engineer-in-charge.

Taking down & refixing PVC SWR 110/160 mm bore pipes single socketed in any lengths & to any height with rubber ring joints fixed to wall complete all as specified & directed by Engineer-in-charge.

Demolition of Brickwork or stone/boulder masonry, built in lime mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles Including removal of debris out side MD land complete all as specified & directed by Engineer-in-charge.

Material and labour Brickwork with subclass ‘B’ bricks, straight or curved on plan exc 6m mean radius, built in cement mortar 1:6 complete all as specified & directed by Engineer-in-charge.

Material and labour for applying two coats of Raincoat over a coat of prime seal Dr Fixit as approved for exposed surfaces of old plaster concrete as per manufacturer specifications & instructions complete all as specified & directed by Engineer-in-charge.

Material and labour for cutting out cracks to V sections in existing roofs where cracks more than 2.5 mm wide cleaning out wetting grouting with chemical compound of DR FIXIT OF PIDILITE INDUSTRIES LTD as per manufacturer instructions and complete all as specified & directed by Engineer-in-charge.

Taking down AC rain water pipe any size or pattern incl all fittings heads, shoes, bends, swan necks, including cleaning for refixing or removing to store complete all as specified & directed by Engineer-in-charge.

Supply and fixing PVC 160 mm bore pipes in any length with rubber ring joints fixed to wall with dash through fastners and clamp of 15 x 1.5mm GI flat incl all fittings like sockets, junction, elbow etc complete all as specified & directed by Engineer-in-charge.

Supply and fixing 160mm PVC (SWR) bends complete all as specified & directed by Engineer-in-charge.

Dismantling plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings or chajjas (FRP or any other pattern) all complete all as specified & directed by Engineer-in-charge.

Supply and fixing Framed brackets of angles or tee with web and flanges cut to shape, drilled and countersunk for screw, including bending and welding angles as necessary gusset plates, riveting etc nexc each 10Kg bracket confirming to 290 Gde E-165 complete all as specified & directed by Engineer-in-charge.

Material and labour pre- painted galvalume 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, fixed with self tapping screws complete all as specified & directed by Engineer-in-charge.

Supply and fixing 10 mm dia 100 mm long dash through fasteners bolts fixed in concrete or brick work to hold brackets etc complete all as specified & directed by Engineer-in-charge.

Cutting chases, pinning in and making good to facings of brick/concrete/stone walling where required and pointing in cement mortar 1:3 to ends or edges of landings, steps, cills, sunshades, shelves, lintels, etc.; and cutting chases for concealed water tubing or concealed conduit wiring, etc., and making good, cutting not exc 10 cm girth all as specified & directed by Engineer-in-charge.

Material and labour for filleting in any position and to any shape of section area not exc 25 sq cm in cement sand mortar 1:4 including all mitres, stops etc complete all as specified & directed by Engineer-in-charge.

Preparaing of new steel surfaces of any description and applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified & directed by Engineer-in-charge.

Taking down CI soil/ waste/ vent/ pipes including all fittings like shoes bends swan necks etc of any dia complete all as specified & directed by Engineer-in-charge.

Supply and fixing CI soil/ waste/ vent pipe s in any length with ears 100mm bore ISI marked (sand cast) in any length with cement joints fixed to walls complete all as specified & directed by Engineer-in-charge.

Supply and fixing CI bends or tee( any radius ) for soil / waste pipes 100 mm bore diminshing pieces or tapers on walls complete all as specified & directed by Engineer-in-charge.

Supply and fixing CI branch pieces single (equal or unequal ) ordinary or inverted (spigot or socket type) wirh parallel branches for 100mm bore pipe complete all as specified & directed by Engineer-in-charge.

Taking out shrubs/vegetation growth from building at any height and at any location with root and applying a glyphosat pesticide or any other equivalent pesticide in a ratio of 1:50 with water on roots including taking down cement plaster not exc 0.50 sqm for each tree and making good surface by plastering the same area with 20 mm thick plastering in cement mortar 1:4 and finishing the surface to match existing surface with necessary scaffolding and other required T&P complete all as specified & directed by Engineer-in-charge.