SPECIAL REPAIR WORKS TO ROOF TREATMENT FOR BLOCK NO PH 01, PH 03, PH 04, PH 05, PH 06, PH 22, PH 30, PH 34, PH 35 AND PH 37 OF NCO ACADEMY AT DHANA MIL STN

Amount

Taking down cement plaster on stone/brick/concrete surfaces including racking out joint, hacking for key, scrubbing down with water complete all as specified and as directed.

Material and labour for plastering 15 mm thick (in two coats of 10 mm and 5 mm thick) on fair faces of brick work or concrete surfaces (on vertical surfaces) in cement mortar 1:4 with integral water proofing compound finished even and fair complete all as specified and as directed. Note: - Water proofing compound shall be measured and paid for separately.

Supply only integral water proofing compound.

Material and labour for plastering 5 mm thick on fair faces of brick work or concrete surfaces on ceilings in cement mortar 1:3 finished even and smooth without using extra cement complete all as specified and as directed.

Complete removal of existing treatment on ceilings and preparation of surface of ceilings and applying two coats of white wash complete all as specified and as directed by Engineer-in-Charge

Preparation of newly plastered surfaces/boards on ceilings and applying three coats of white wash complete all as specified and as directed.

Taking down existing treatment of any description and any layer from roof including scraping and roughening old by picking, sweeping clean and washing down and removing debris outside MD land complete all as specified and as directed.

M & L for cement concrete M15 (Nominal Mix) using 12.5 mm nominal size graded crushed stone aggregate mixed with water proofing compound as levelling course of roof padding finished even and fair including provision of contraction joint 6 mm wide X 10 mm deep at 1.2 metre interval or part thereof, both ways on top of PCC padding and including filling with mastic bitumen with 80/25 industrial grade bitumen and coarse sand mixture. 1:3 by weight complete all as specified and as directed. Note: - Water proofing compound shall be measured and paid for separately.

Material & labour for rendering 15 mm thick in cement mortar 1:4 over RCC Roof mixed with water proofing compound @ 3% by weight of cement or manufacturer instruction all as specified. (Note;- water proofing compound shall be measured and paid separately as supply only)

M & L for ponding test by filling 75 mm deep water over roof treatment by making necessary arrangement to fill the complete Roof slab at least for 72 hrs complete all as specified and as directed.

M & L for preparing RCC roof surfaces with wire brush drying and cleaning to remove all foreign materials and washing with water to remove loose particle and applying APP membrane HMHDPE 4 Kg plain (thickness 2.8 mm) (total weight of the finished membrane not less than 4.0 kg/ sqm ± 5 % per sqm) confirming to IS 16540: 2017 over a coat of bitumen primer for bitumen membrane @ 0.40 litre/sqm by the same membrane manufacture of density at 25⁰C, 0.87-0.89 kg/ litre and viscosity 70-160 cps, laying over the primer coat using Butane Torch and sealing all joints, overlapping etc. as per Annex D of IS 16540: 2017 complete all as specified and as directed.

M & L for applying bituminous aluminium paint @ 0.15 kg per sqm over water proofing membrane complete all as specified and as directed.

Dismantling water tanks capacity exceeding 250 litres but not exceeding 500 Litres and keeping aside for credit complete all as specified and as directed.

S & F rotational moulded polyethylene double layer water tanks (vertical cylindrical with close top) as per IS 12701: 1996 of 500 litres capacity hoisted and fixed in position including provision of 20 mm /15 mm dia medium grade GI pipe for connecting inlet, outlet, over flow and washout pipes all as specified and as directed.

S & F in repairs ball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe of 20 mm size, minimum weight 210 grams complete all as specified and as directed by the Engineer-in-Charge.

M & L for cement concrete in foundation, filling and mass concrete in M15(Nominal Mix) using 20 mm nominal size graded crushed stone aggregate complete all as specified and as directed.

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

M & L for brick work with sub class 'B' bricks, non-modular sizes as per IS 1077: 1992, straight or curved on plan exceeding 6 m mean radius built in cement mortar 1:6 complete all as specified and as directed.

M & L for brick work with sub class 'B' bricks, non-modular sizes as per IS 1077: 1992, straight or curved on plan to any radius in half brick thick walls built in cement mortar 1:4 complete all as specified and as directed.

Taking down wooden chowkhats or frames with shutters (without taking off shutters from the frames) area exceeding 1.50 sqm but not exceeding 4.00 sqm each complete all as specified and as directed

S & F pressed steel door frames conforming to IS: 4351, manufactured from commercial mild steel sheet of 1.25 mm thickness, size 105 mm X 60 mm, Profile B, single rebate including hinges, mortar guards, lock strike plate, shock absorbers complete all as specified and as directed.

M & L for cement concrete M15 (Nominal Mix) using 20 mm nominal size graded crushed stone aggregate in lintels upto 1.5 m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs, water troughs, slab staging for water tanks, filling of pressed steel door frame, fixing of hold fasts and the like including weathering, slightly rounded or chamfered angles and throating including necessary formworks complete all as specified and as directed.

S & F 35 mm thick, timber species of super group or group I or group II and durability class II as per IS 12896: 1990 and first grade as per IS 1003 (Part-1): 2003, factory made, panelled shutters (two panels) with lock rail and panel of 12 mm thick veneered particle board, Grade -I, Type -I (solid core, general purpose), designation (SO GP-I) conforming to IS 3097 supplied and fixed to chowkhats. The size of style and rail as per IS 1003 (Part I) kiln seasoned and chemically pressure treated.

M & L for preparation of new or previously untreated wood or wooden surfaces, of any description, over 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of pink primer complete all as specified and as directed.

M & L for preparation of old painted wood or wooden surfaces, of any description, over 10 cm width or girth and applying one coat of synthetic enamel paint complete all as specified and as directed.

Preparation of newly or previously untreated steel surface 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 and as directed by Engineer-in-Charge

Preparation of old painted steel surfaces of any description, over 10 cm width or girth and applying one coat of synthetic enamel paint complete all as specified and as directed by Engineer-in-Charge.

S & F aluminium alloy sliding door bolts with hasp, staple and fixing clips of sheets, or extruded sections and fixing bolts and sliding bolts of extruded sections of aluminium alloy, 300 mm long, anodized to a bright natural, mat finish not be less than Grade AC 10 of IS 1868 : 1996 complete all as specified and as directed.

S & F in repairs aluminium alloy sliding door bolts with hasp, staple and fixing clips of sheets, or extruded sections and fixing bolts and sliding bolts of extruded sections of aluminium alloy, 300 mm long, anodized to a bright natural, mat finish not be less than

S & F extruded aluminium alloy handle, fabricated type, 150 mm size, anodized to a bright natural, mat finish not be less than Grade AC 10 of IS 1868 : 1996 complete all as specified and as directed.

S & F in repairs extruded aluminium alloy handle, fabricated type, 150 mm size, anodized to a bright natural, mat finish not be less than Grade AC 10 of IS 1868 : 1996 complete all as specified and as directed.

M & L for cutting grooves or chase in brick wall, 75 mm wide and 65 mm deep and including filling with cement mortar 1:4 mixed with water proofing as mentioned in Annex D of IS 16532: 2017, IS 16540: 2017 compound complete all as specified and as directed.

M & L for PCC benching/ angle filleting at the junction of parapet and RCC roof in M15 (Nominal Mix) using 12.5 mm nominal size crushed stone aggregate mixed with water proofing compound as mentioned in Annex D of IS 16532: 2017, IS 16540: 2017 compound complete all as specified and as directed.

M & L for plain cement concrete tiles, general purpose, double layer of size 25 cm X 25 cm X 22 mm thick with grey cement and no pigments in wearing layer as per IS 1237: 2012 including laying over 15 mm thick bedding of cement mortar(1:3) and neat cement slurry, set, jointed and grouted in cement mortar (1:3) mixed with 2% integral water proofing compound by weight of cement in 4 mm wide joints all as specified and as directed. Note: - Water proofing compound shall be measured and paid for separately.

Taking down eaves gutters and rainwater pipes (any size or pattern), soil waste pipes (any size or pattern), including all fittings, heads, shoes, bends, swan-necks, etc., including cleaning or refixing or removal to Store or taken on schedule of credit (measured overall as fixed along the centre line over fittings and accessories) complete all as specified and as directed.

S & F PVC-U, type A as per IS 13592: 2013 single socketed rain water pipes in any length with rubber ring joints, 110 mm dia, fixed to walls complete all as specified and as directed.

S & F UPVC bends without inspection door (any angle), 110 mm dia conforming to IS 14735: 1999 complete all as specified and as directed.

S & F UPVC coupler, 110 mm dia conforming to IS 14735: 1999 complete all as specified and as directed.

S & F UPVC Tee(87.5⁰) single, 110 mm dia without inspection door conforming to IS 14735: 1999 complete all as specified and as directed.

M & L for preparing new plaster surfaces walls including chajjas, facias etc including filling of holes and applying 1.5 mm thick wall care putty as per manufacturer's instructions and applying two coat of weather proof acrylic exterior paint (100% Acrylic) over a coat of primer including scaffolding, trestles, ladders, cradles and necessary safety measures complete all as specified and as directed.

M & L for complete removal of existing finish on walls including chajjas, facias etc. including filling of holes and applying 1.5 mm thick wall care putty as per manufacturer's instructions and applying two coat of weather proof acrylic exterior paint (100% Acrylic)over a coat of primer including scaffolding, trestles, ladders, cradles and necessary safety measures complete all as specified and as directed.

Disconnecting existing water tanks capacity exceeding 250 litres but not exceeding 500 Litres, setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required, reconnecting and re-fixing in position. (cleaning repairing, etc. measured separately)

Cleaning of PVC water tanks and from mouths of circulating pipes, etc. of capacity exceeding 250 litres but not exceeding 500 litres including chemical treatment with Anti-bacterial agent consisting of following process: - Dewatering the tank with submersible pump, de-silting and removing of left over dirty water up to 100 to 150 mm in the bottom of the tank and sludge with special sludge pump, cleaning of walls and ceiling with special mechanized high pressure jet machines by rotary jet system at 100-120 Bar pressure (120 Kg /sq cm) which dislodges the layer of dirt, algae, fungus stuck on its surface usage of scrubbing machines for old stains and cleaning chemicals if required of make Eureka Forbes Ltd, floor of the dirty tank should be thoroughly cleaned up by fry jet cleaner to accumulate all dirt ,the remaining sludge should than be removed by sludge pumps, the dirt silt and other foreign material should further be removed by Industrial Vacuum Cleaners to make the floor totally dirt free, application/spraying of Anti-Bacterial chemicals to ensure total sterilization of tank from the inside, inside of the tank should be treated with specially developed 4 ft long ultraviolet Radiator to kill further floating bacteria/virus in order to make the tank totally clean, bacteria free and safe for storage of drinking water. All the above operations should be executed by trained workers and technicians, properly dressed along with gum boots, to work as per the direction of Engineer in charge.

SHIV SHANKAR MISHRA

M/s VIKAS TRADERS

M/S SHIVA TRADERS

M/S Sai supplier

pal enterprises

Pandey Construction and Engrs

M/S JAINENDRA KUMAR JAIN

maharaja construction and suppliers