SPECIAL REPAIRS TO CERTAIN ROOFS OF BLDG NO P 52 VB MESS AND CERTAIN MINOR WORKS AT IMA DEHRADUN

Amount

M&L, Brick work with sub class 'B' bricks (old size) straight or curved on plan exc 6.00m mean radius built in CM (1:6) in patches of parapet walls, crumple joint or any situations in roof etc, including rendering to exposed egdes in cement mortar (1:6) and dismantling of brick masonary walls in roof parapets or similar situations, built in cement mortar of any description complete, all as specified and directed.

Demolition of cement concrete of any description and in any position, including removal of debris from site beyond defence land, complete all as directed.

M&L, for rendering 12 mm thick in ready mix cement mortar for plaster, mixed with integral Water proofing compound (Liquid) @ 0.050 Litre per bag of ready mix cement mortar or as per manufacturers instructions, on brick or concrete surface finished even and smooth, including taking down cement plaster on brick or stone walling built in CM including raking out joints hacking for key scrubbing down with water etc in roof parapet wallsor any positin, including removal of debris from site beyond defence land, complete all as specified and directed. Note :- WPC liquid shall be measured and paid separately. 2.Work shall be executed upto10mtr height of building.

M&L, for roughening of old concrete surfaces of floor by picking, sweoing clean and washing down with water to remove dust etc and brushing neat cement slurry with 3.0 kg cement per square metre complete all as specified and directed.

M&L, for cutting out cracks to V-section, 15mm X 15mm on existing roofs or terracing, cleaning out, wetting etc and filled solidly with Sika cracksil or Dr Fixit 201 Crack X paste or, Smart care crack seal of Asian paint as per manufacturers instructions, finished the roof suface properly, all complete as specified and directed.

M&L, for PCC 1:2:4 type B1 (using 20 mm graded crushed stone aggregate) as in coping and benching, kneelers, bed plates, kerbs , fixing hold fast or brackets etc. including weathering, slightly rounded or chamfered angles and throating, including necessary from work etc , complete all as specified and directed.

M&L, for PCC 1:2:4 , type B0 ( using 12.5mm graded crushed stone aggregates) as in roof padding, laid in proper slope and finished fair and even, complete all as specified and directed.

M&L, for plaster of 20mm average thickness in cement mortar 1:4 over concrete roof surfaces, mixed with Water proofing compound (Liquid) @ 0.20 Litre per bag of cement or as per manufacturers instructions including brushing neat cement slurry @ 3 Kg/Sqm over old RCC roof slab before plastering including taking down existing plaster on roof complete all as specified and as directed. Note :- Water proofing compound (liquid) shall be measured and paid seperately.

M&L, for roof treatment through manufacturer /authorized applicator of the manufacturer as approved by GE by applying a coat of cold applied bituminous oil based primer over cleaned surface @ 0.30 Kg/Sqm and applying one coat of hot blown bitumen VG- 30 grade @ 1.00 Kg/Sqm after a interval of minimum 8 hours of priming and layilg of APP modified five layer polymeric membrane 3mm thick, minimum weight 3.60 kg/sqm reinforced with polyester non-woven fabric (weighing not less than 150 gms/sqm) with torch application method after a interval of minimum 8 hoursof hot bitumen coating by authorised applicator of manufacturer of IWL/STP/Texas India/ Hydrotech Ltd/Sikka, laid as per the manufactures instruction with side over lap of 75mm & end over lap of 100mm & tucked into the chases on vertical surfaces finally finished with bituminous aluminum paint @ 0.20 Kg/Sqm etc complete including taking down existing roof treatment of the RCC slab, cleaning off all foreign matter by wire brushing, cleaning off surface with water and removal of spoil etc including removal of debris from site beyond defence land,complete all as specified nand directed. Note :- 1. Work shall be carried out as per manufacturer's instructions by authorised applicator as approved. 2. Work shall be executed upto 10 meter height roof of building. 3. The work shall be carried out in stages and each stage shall be passed by Engr-in-Charge and GE.

Supply only liquid water proofing compound all as specified & directed

Disconnecting existing tanks, setting aside (or lowering if required) for repair, cleanung etc, Cleaning and removing all scale and dirt, etc from tanks and from mouths of circulating pipes upto 2000 ltr capacity tanks including washing with bleaching powder and hoisting if required reconnecting and refixing cleaned tank in position after roof treatment , complete all as specified and directed.

M&L, preparation of old concrete surfaces, masonry wall and concrete joints, Chajja with facia, by taking down existing concrete, cleaning loose / friable materials, making dust free surfaces and applying dual shrinkage compensated trowelable fibre reinforced, thyrotrophic high strength mortar for structural concrete repairs, with 25 mm average thickness of repair mortar , finished the surfaces even and smooth. The consumption of the repair mortar should be ideally ~2200 kg/cum at water: powder ratio of 0.16. The manufacturer must be an ISO 9001 & 14001 certified and valid certificates must be produced as proof. Note :- 1. Work shall be carried out as per manufacturer's instructions by authorised applicator. 2. The work shall be carried out upto 10m height. Make :- Sika/ STP/ Fosroc/ Dr Fixit/ Asian

M&L, for Repairs to existing brick pattern tiles as in wall cladding, in patches, area not exceeding 3.00 Sqm each patch and filling the surface with ready mix mortar, rendering to required thickness in ready mix cement mortar with fair finished surfaces, to match the existing brick pattern tiles with necessary groove cutting including applying two coat of exterior emulsion paint (weather coat) over a coat of primer to match the existing shade with adjecent surfaces, upto 10 metres height including all necessary scaffolding, safety precautions etc complete all as specified and directed.

M&L for repairs to mouth of drain out pipe by applying solvent free, moisture insensitive epoxy resin-based patch repair putty on pipe penetration surfaces including cutting a minimum 25 to 40mm wide groove around the mouth of 100 to 200 mm bore rain water pipe and cleaning, washing with water, making dust free surface, filling the cavities in the sides at mouth of pipe section with suitable free flowing Grout Material of Sika/ STP/ Fosroc/ Dr Fixit as approved, to a thickness of minimum 20mm alaround on pipe and concrete joint, all as per manufacturer's specifications/ instructions, finishing smooth the pipe mouth with rounded edges for proper flow of rain water, all complete as specified and directed. Note :-The work shall be carried out upto 10mtr bldg height.

M&L for providing and applying 1.00mm thick layer in two coats of POLYURETHANE PLUS) of Sika or Shaliurethane Btd of STP, or equivalent of Asian/ Star water proofing with embedded fiber mesh of 35gsm over a thoroughly prepared clean and sound surface of the Chajjas, roofs, Teraces, parapet walls etc, including applying two coats of water based epoxy primer / 2K compound as approved prior to the application of water proof coating of POLYURETHANE PLUS) or Shaliurethane Btd or equivalent as approved, over the Plaster surface finishing level. Note :- 1. Work shall be carried out as per manufacturer's instructions by authorised applicator as approved. 2. Work shall be executed upto10mtr height of building. 3. The work shall be carried out in stages and each stage shall be passed by Engr-in-Charge and GE.

Preparation of surface cleaning, drying, making it sound & free from surface contaminants, removal of dust, laitance, grease, oil, curing compounds from release agents & other foreign particles, by wire brushing, grinding etc, incl removal of all old sealent and other treatments (if any) and Supply and apply of material for repairing the edges of the joints (in case of weak concrete at joint edge) and also configuring joint width ( in case of expension joints with irregular width more than the width of the specified combiflex tape width) with epoxy repair mortar as per manufacturers instructions, complete all as specified and directed. Note:- 1. Work shall be carried out as per manufacturer's instructions by authorised applicator of STP Ltd/ Sika/ Asian. 2. Work shall be executed upto10mtr height of building.

Supply material and apply 2mm thick and 300mm to 350mm wide flexible FPO based membrane SG system chemical based modified flexible polyolefin (FPO) with advanced adhesion, classification to EN 13501-1, service temperature -300C (min) to + 400C (max) in wet condition and -300C degree ( minimum) to plus 600C(maximum) in dry condition and the Tensile strength > 12N/mm2, Tear strength >40 N/mm, Elongation at break >600% ( as per EN 12311-2), as per manufacturers instructions, including M&L for applying epoxy based membrane adhesive on both sides of joints, before and after fixing of flexible FPO based membrane, complete all as specified and directed. Make- STP Ltd/ Sika/ Asian. Note :- 1. Work shall be carried out as per manufacturer's instructions by authorised applicator of STP Ltd/ Sika/ Asian. 2. The work shall be carried out upto triple storied bldg height.

M&L, for cutting of groove in brick or concrete walls 50mmx 50mm including cleaning, making dust free and applying epoxy based membrane adhesive on all sides of groove including fixing of APP membrane 1 metre wide and 3mm thick over crumple joint as per site requirement including priming surfacesetc, filling groove with cement mortar 1:4,finished the surface smooth, all complete as specified and directed by Engr-in-Charge.

S&F, Stainless steel sheet 0.50 mm thick, gde 304, in required width or girth, bent to shape for protection of membrane, fixed in staggered counter holes with SS screws and rubber/ bitumen and steel double washers all as per directions of Engr-in Charge, complete all as specified and directed.

M&L for mild steel works as in clamps, brackets, bands, straps, hooks, stays and similar small articles etc for improvement of cables management on roof, conforming to Fe-290 Gde E-165 including fixing in walls, parapets etc with necessory dash fasteners or machine screws, as per site requirement, complete all as directed.

Preparation of new or previously untreated steel/iron surfaces of any description, over 10 cm in width or girth and applying two coat of synthetic enamel paint with approved shade over a coat of red oxide primer, complete all as specified and directed

M&L for preparation of new plastered surfaces of wall and applying two coats of premium exterior smooth emulsion paint ( Apex paint of Asian paint or weather coat Glow of Berger paints) including one coat of exterior primer, complete all as specified and directed.

M&L for 15mm bore medium grade steel water tubing, galvanized (ISI Marked) with and including all fittings (ISI Marked) and jointed, tested and fixed complete to wall and ceiling or laid in floors etc complete including cutting chases, pining in, making good to facings where reqd and pointing in cement motor (1:3) complete all as directed.

M&L for 20mm bore medium grade steel water tubing, galvanized (ISI Marked) with and including all fittings (ISI Marked) and jointed, tested and fixed complete to wall and ceiling or laid in floors etc complete including ,cutting chases, pining in, making good to facings where reqd and pointing in cement motor (1:3) complete all as directed.

S&F 15mm bore short body bib tap chromium plated with wall flange and aerator fixed in repair complete all as specified and directed. Make- Cera(Victor series), Jaquar,Kohler

M&L for Glazed ceramic coloured tiles of size 450x300 x 7mm , as on vertical damaged surfaces in patches such as skirting, dados etc set and jointed in neat cement slurry and pointed in tile grout to match laid over and including 10 mm thick rendering in cement mortar 1:4 finished rough surface to receive tiles including dismantling of existing wall tiling including cement mortar bedding and removing rubbish off the premises complete all as directed.

M&L for Glazed ceramic coloured tiles of size 300 x 200 x 6 to 7mm, as on vertical damaged surfaces in patches such as skirting, dados etc set and jointed in neat cement slurry and pointed in coloured cement to match the shade of tiles over and including 10 mm thick rendering in cement mortar (1:4) finished rough surface to receive tiles including dismantling floor hearth or wall tiling including cement mortar bedding complete all as specified and directed.

M&L for Non skid ceramic coloured tiles 7 to 8mm thick (Square or rectangular) area of each tile exceeding 0.6 Sqm but not exceeding 0.11 Sqm, laid in floors etc, set and jointed in neat cement slurry and pointed in tile grout to match the shade of tiles with and including laying of 15 mm thick screed bed or bedding layer in cement mortar 1:6 complete including dismantling of existing floor tiling including cement mortar bedding and removing rubbish off the premises complete all as directed.

S & F Stainless steel curtain Rod Fancy type 25 mm bore and 1mm thickness including a pair of brackets, and making good existing surface with putty and OBD.complete all as specified and directed.

S&F Decorative fancy type Stainless steel finals ,fixed in repairs complete all as directed.

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