REPAIR TO WATER PROOFING TREATMENT LEAKAGE SEEPAGE PARAPET WALL BRICK WORK CRUMPLE JOINTS FOR HOSPITAL BUILDING AT INHS ASVINI UNDER AGE l ASVINI COLABABMUMBAI

Amount

Removal of existing water proofing treatment of the roof,and preparing the surface by cleaning the concrete surfaces with wire brush and a high pressure water jet and ensuring that it is free of dust,oil,grease,loose particles, vegetation root etc including demolition of PCC tiles, membrane, PCC padding /brick bats of any description and in any position any depth including removing of demolished material outside MoD land complete all as specified and directed by Engineer-in-Charge. Note: The place of disposal shall be find out by the contractor.

Demolition of brick work or stone/boulder masonry, built in cement mortar, including all quoins, arches, pillars, shaft walls, crumple edges and supports for water pipeline carefully including copings etc.and removing debris outside MD land complete all as specified and directed by Engineer-in-Charge. Note: The work to be carried out in roof of G+6 storey building

Material & Labour for PCC M-20 ( RMC) (using 20mm graded stone aggregate) mixed with water proofing compound laid over roof slab as in padding and laid to required slope including finishing the concrete surface even and smooth without using extra cement complete all as specified and directed by Engineer-in-Charge. Note: (i) WPC will be measured and paid separately . (ii) PCC padding shall be turned around into coving at all vertical projection above roof upto a height of 150 mm (iii)RMC shall be laid on terrace at 33 m height using pump of sufficent capacity.

Material & Labour for applying APP (Atactic poly propylene) bitumen membrane 4mm thick APP modified weight not less than 3.5 Kg/Sqm reinforced with non woven polyester fibre of weight 160 gms/Sqm as center 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, after applying a coat of bituminous primer 0.25 Kg/Sqm over roof ( An overlap of 100mm & 150mm shall be provided on sides and ends respectively ) complete all as per manufacturer's instructions and as specified and directed by Engineer-in-Charge.

Cutting grooves 75mm wide & 65 mm deep in brick wall / RCC surfaces at any location shaping horizontal face with mechanical cutter and grooves filled with PCC 1:2:4 type B-0 (using 12.5mm graded stone aggregate) mixed with chemical compound SUPER LATEX @ 200 ml per 50 Kg cement complete as per manufacturers instructions and as specified and directed by Engineer-in-Charge.

Material & Labour for cement concrete tiles 300mmx300mmx 25 mm thick, machine pressed; set, jointed in neat cement slurry with grey cement and no pigment & pointed with epoxy mortar of width 3 mm joint in floors laid over and including 10mm thick screed bed in Cement Mortar 1:3 complete all as specified and directed by Engineer-in-Charge.

Material & Labour for brick work with sub class 'B' bricks, straight or curved on plan exc 6m mean radius built in cement mortar (1:4) complete all as specified and directed by Engineer-in-Charge.

Taking down cement plaster of any description on brick or stone walls including raking out joints, hacking for key, scrubbing down with water and rubbish off the premises complete all as specified and directed by Engineer-in-Charge. Note: The place of disposal shall be find out by the contractor.

Material & Labour for Chipping ,removing carefully concrete with plaster work by low impact hammer ,breaker without damaging the structure in parapet walls and other concrete surfaces & cleaning and disposal of debris out side MoD land complete all as specified and directed by Engineer-in-Charge. Hard concrete should not be removed by force and rubbish off the premises. Note: The place of disposal shall be find out by the contractor.

Material & Labour for applying the rust remover alkaline in nature having specific gravity of 1.1 kg/ltr to the existing/additional rebars including wire brushing manually or by mechanical tools, after cleaning the disturbed surface etc. complete by draining water. Rust remover shall be procured from one of manufacturer given below complete all as specified and directed by Engineer-in-Charge. Note :- Measurement on the basis of area of concrete exposed.

Material & Labour for applying two coats of anti-rust protective coating in the form of Acrylic Polymer with a minimum solid content to 40% solids mixed with cement in 1:1.5 proportion (1 part polymer and 1.5 parts cement) on rebars after cleaning of rust scales as per manufacturer's instruction. Anti-rust protective shall be procured from one of manufacturer given below complete all as specified and directed by Engineer-in-Charge. Note :- Measurement on the basis of area of concrete exposed.

Material & Labour for TMT bars 10mm dia. and over, Cut to length, bent to shape required including cranking, spirally and binding with MS wire (annealed) not less than 0.9mm dia.by placing in position new reinforcement bars including tack welding to existing reinforcement bars complete all as specified and directed by Engineer-in-Charge.

M&L for providing bonding coat of SBR polymer over the exposed steel/welded mesh/concrete surfaces in ratio 1:1 to 1:1.5 of polymer and cement complete as directed by the consultant. SBR polymer to be procured from one of the manufacturer's given below complete all as specified and directed by Engineer-in-Charge.

Material & Labour for repairing the damaged concrete portion by SBR Polymer with a minimum solid content to 40% cement mortar in proportion 1:5:15 i.e. (1 part SBR polymer : 5 parts OPC cement and 15 parts of graded quartz aggregate (sand) upto 25mm thickness including necessary curing etc. complete as per manufacturer's instruction and specified and directed by Engineer-in-Charge.

Material & Labour for 5 mm thick plastering in Cement Mortar 1:3 on concrete surface on ceiling finished even and smooth without using extra cement complete all as specified and directed by Engineer-in-Charge.

Material & Labour for rendering 15 mm thick on fair faces of brick work or concrete surfaces of any description in Cement Mortar (1:4) using Ready mix plaster mixed with integral water proofing compound and finished even & smooth without using extra cement complete all as specified and directed by Engineer-in-Charge.

Supply only integral water proofing compound complete all as specified and directed by Engineer-in-Charge.

Supply and fixing Welded steel wire fabric not exc 4 kg per Sqm on concrete surfaces before plastering complete all as specified and directed by Engineer-in-Charge.

Material & Labour for preparing new plastered surfaces of walls and applying two coats of Acrylic based paint exterior grade (100% Acrylic) over a coat of primer & bio wash on wall complete all as specified and directed by Engineer-in-Charge.

Material and labour for preparation new plastered surfaces of walls and applying two coats of acrylic paint (100 % antifungal interior grade) paint over a coat of primer etc.complete all as specified and directed by Engineer-in-Charge.

Material and labour for preparation of new plastered surfaces of ceiling and applying two coats of acrylic paint (100 % antifungal interior grade) over a coat of primer complete all as specified and directed by Engineer-in-Charge .

Material & Labour for Preparation of old painted surfaces of steel or steel based materials of any description not other wise described, over 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxidezinc chrome primer complete all as specified and directed by Engineer-in-Charge.

Material & Labour for smart care PU injection grout with nozzle PU injection (iK)is a hydrophobic grout based on polyurethane up on contact with water it reacts to form a closed cell rubber like foam while expanding its volume up to 27 times,the cured material is of a constant volume. since water is not a component of the foam structure the cured material is essentially not affected by water or dryness. the reacted material does not shrink or swell. Depending up on the pressure of injection it reacts to form a very dense material or foam complete all as specified and directed by Engineer-in-Charge.

Material & Labour for water proofing treatment of external walls by applying two coats of elastomeric external acrylic water proofing coating material (STP Shalicryl 215) after cleaning the surface thoroughly and sealing all cracks with acrylic sealing compound as per the manufacturer’s specifications and directions of Consultant/Architect. Note :- Work shall be carred out on wall using scaffolding all over building upto G+6 floor . Rate of scaffolding & acrylic based exterior paint is included in this item.

Material & Labour for taking out/removing vegetation growth or shrubs and injecting chemical GLYPHOSPHATE 41% SL 20 ML or till refusal by making cut/injection in the stem of plants 30 mm c/c and spraying with solution (25 ml GLYPHOSPHATE 41% diluted with one lit of water) and removing the plants/vegitation growth completely dead, including necessary scaffolding, julas etc complete as per manufacturer of chemical Biostad lndia Ltd or equivalent approved by GE complete all as specified and directed by Engineer-in-Charge.

Supply &Fixing in repair plain aluminium sheeting 0.71mm thick alloy 31000 H4, 250mm wide as cover for crumple joints with oval opening for screws complete all as specified and directed by Engineer-in-Charge.

Supply and application of Sealant Ottoseal S 70 Premium silicone at the junction of the windows, sky lit roof, wall-floor tile joints complete all as specified and directed by Engineer-in-Charge.

Material & Labour for providing PU sealant in expansion joints of width n exc 45 mm filler boards including removal of old sealant complete all as specified and directed by Engineer-in-Charge.

Supply & Fixing in repairs 4 mm thick acrylic sheet frosted pattern of approved colour including EPDM/rubber gasket, end cap, sealing tap and sealing with sealant including all necessary fittings, scaffolding and safety arrangement complete all as specified and directed by Engineer-in-Charge.

Material and labour for filling with non bituminous PE foam filler boards complying with the requirements of IS 1838 450 mm width (minimum) in crumple joints as per manufacturer's instructions, including necessary scaffolding complete all as specified and directed by Engineer-in-Charge.

Supply & Fixing in repairs aluminium anodised sections of various sizes required for frame/profile section of roof sheet with one or more rebates including necessary joining cleats, beading,EPDM/rubber gasket/packing,screws and all other fittings including necessary scaffolding and safety arrangement complete all as specified and directed by Engineer-in-Charge.

Taking down steel tubing of 100 mm bore including connections and cleaning for refixing complete all as specified and directed by Engineer-in-Charge.

Supply & Fixing 100 mm bore tubes medium grade galvanised with all fittings and fixed to wall or laid in floors complete all as specified and directed by Engineer-in-Charge.

Fixing only 100 mm bore tubes medium grade galvanised including all fittings and fixed to wall or laid in floors complete all as specified and directed by Engineer-in-Charge.

Taking down steel tubing of 80 mm bore including connections and cleaning for refixing complete all as specified and directed by Engineer-in-Charge.

Supply & Fixing 80 mm bore tubes medium grade galvanised with all fittings and fixed to wall, ceiling or laid in floors complete all as specified and directed by Engineer-in-Charge.

Fixing only 80 mm bore tubes medium grade galvanised including all fittings and fixed to wall, ceiling or laid in floors complete all as specified and directed by Engineer-in-Charge.

Taking down steel tubing of 50 mm bore including connections and cleaning for refixing complete all as specified and directed by Engineer-in-Charge.

Supply & Fixing 50 mm bore tubes medium grade galvanised with all fittings and fixed to wall, ceiling or laid in floors complete all as specified and directed by Engineer-in-Charge.

Fixing only 50 mm bore tubes medium grade galvanised including all fittings and fixed to wall, ceiling or laid in floors complete all as specified and directed by Engineer-in-Charge.

Taking down steel tubing of 40 mm bore including connections and cleaning for refixing complete all as specified and directed by Engineer-in-Charge.

Supply & Fixing 40 mm bore tubes medium grade galvanised with all fittings and fixed to wall, ceiling or laid in floors complete all as specified and directed by Engineer-in-Charge.

Fixing only 40 mm bore tubes medium grade galvanised including all fittings and fixed to wall, ceiling or laid in floors complete all as specified and directed by Engineer-in-Charge.

Taking down steel tubing of 32 mm bore including connections and cleaning for refixing complete all as specified and directed by Engineer-in-Charge.

Supply & Fixing 32 mm bore tubes medium grade galvanised with all fittings and fixed to wall, ceiling or laid in floors complete all as specified and directed by Engineer-in-Charge.

Fixing only 32 mm bore tubes medium grade galvanised including all fittings and fixed to wall, ceiling or laid in floors complete all as specified and directed by Engineer-in-Charge.

Taking down steel tubing of 25 mm bore including connections and cleaning for refixing complete all as specified and directed by Engineer-in-Charge.

Supply & Fixing 25 mm bore tubes medium grade galvanised with all fittings and fixed to wall, ceiling or laid in floors complete all as specified and directed by Engineer-in-Charge.

Fixing only 25 mm bore tubes medium grade galvanised including all fittings and fixed to wall, ceiling or laid in floors complete all as specified and directed by Engineer-in-Charge.

Taking down steel tubing of 20 mm bore including connections and cleaning for refixing complete all as specified and directed by Engineer-in-Charge.

Supply & Fixing 20 mm bore tubes medium grade galvanised with all fittings and fixed to wall, ceiling or laid in floors complete all as specified and directed by Engineer-in-Charge.

Fixing only 20 mm bore tubes medium grade galvanised including all fittings and fixed to wall, ceiling or laid in floors complete all as specified and directed by Engineer-in-Charge.

Taking down steel tubing of 15 mm bore including connections and cleaning for refixing complete all as specified and directed by Engineer-in-Charge.

Supply & Fixing 15 mm bore tubes medium grade galvanised with all fittings and fixed to wall, ceiling or laid in floors complete all as specified and directed by Engineer-in-Charge.

Fixing only 15 mm bore tubes medium grade galvanised including all fittings and fixed to wall, ceiling or laid in floors complete all as specified and directed by Engineer-in-Charge.

Supply and fixing 15 mm bore CPVC Pipes SDR 11 and plain CPVC SDR 11 fittings fixed on wall / ceiling including suitable size clamps and hooks or laying in floor, complete all as specified and directed by Engineer-in-Charge.

Demolition of RCC in roof, floor, beams, landings and other similar suspended work including reinforcement cut as required to facilitate demolition and separating, scraping and cleaning of reinforcement and removing debris outside MD land.

Dismantling wrought iron or mild steel work of any discription not otherwise provided for complete all as specified and directed by Engineer-in-Charge.

Material & Labour for rolled MS section in 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 conforming to Fe 410 -W (GdeE- 250) quality A complete all as specified and directed by Engineer-in-Charge.

M&L for preparing new steel surfaces of any description over 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer complete all as specified.

Taking down PVC rain water pipesincluding all fittings,heads, shoes, bends, swan-necks,etc complete all as specified..(measured overall as fixed along the centre line over fittings and accessories)

Taking down CI soil/waste/vent/rain water pipes (any size or pattern), including all fittings,heads, shoes, bends, swan-necks,etc complete all as specified. (measured overall as fixed along the centre line over fittings and accessories)

Supply & Fixing 160 mm dia PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls with suitable size GI clamps complete all as specified and directed by Engineer-in-Charge.

Supply & Fixing 75mm bore CI soil/waste/vent pipe in any length with ears (sand cast) in any length with cement joints fixed to wallsor laying in trenches complete all as specified and directed by Engineer-in-Charge.

Supply & Fixing CI bends (any radius) for soil/waste pipes 75mm bore diminishing pieces or tapers on walls complete all as specified and directed by Engineer-in-Charge.

Material & Labour for cutting holes using core cutter into or through cement concrete slab, chajja, parapet etc reinforcement cut through of superficial area of appropriate bore including making good after inserting and setting pipe and sealing with epoxy grouting complete all as specified and directed by Engineer-in-Charge.

Supply & Fixing bands, straps, supports or stays for rain water, ventilating pipes, including bolts made out of MS flats conforming to Fe 290 Gde E165 and fixed to new or old pipes in shaft up to a height of 35 RM including necessary scaffolding complete all as specified and directed by Engineer-in-Charge.

Dismantling of plain or corrugated steel sheeting, any gauge,thickness complete all as specified and directed by Engineer-in-Charge.

Material & Labour for pre painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50 mm thick of any colour having tensile strength of 550 Mpa as in roof covering fixed with self tapping screws complete all as specified and directed by Engineer-in-Charge.

Supply & Fixing in repairs 10 to 12 mm polycarbonate sheet multilayered in roof including EPDM/rubber gasket, end cap, sealing tap and sealing with sealant including all necessary fittings, scaffolding and safety arrangement and aluminium runner fixed with self tapping screws as specified.(Aluminium sections shall be measured and paid separately) complete all as specified and directed by Engineer In Charge.

David Construction Co.