REPAIR MAINT OF ROLLING SHUTTER, PATH, DOORS AND CERTAIN BR REPAIR WORKS TO WATER SUPPLY INSTALLATIONS UNDER AGE I RD KOCHI

Amount

M&L for over hauling of rolling shutter of area exc 5 Sqm but n exc 20 sqm each and overhauling, greasing, oiling, repairing worn out rivets and replace with new rivets, easing the locking system etc including minor welding work as required and refixing in the same position in the smooth functioning of shutters complete all as specified and directed by Engr-in-Charge.

M&L for applying two coats of oil bound distemper emulsion paint, white or tinted on old surfaces of wall, over a coat of alkali resistant priming paint, including complete removal of existing treatment by using high pressure water, scrapping down, smoke soot moulds, moss and efflorescent salts and greasy spots at any height including scaffolding and necessary arrangement etc and complete all as specified and directed by Engr-in-Charge.

M&L for preparing of old decorated surfaces of ceiling (plastered or un plastered) including cornices etc and applying two coats of white wash complete all as specified and directed by Engr-in-Charge.

M&L for applying two coats of weather proof exterior emulsion paint on old plastered surface of wall, over a coat of primer including complete removal of existing treatment by using high pressure water, scrapping down, smoke soot moulds, moss and efflorescent salts and greasy spots at any height including scaffolding and necessary arrangement etc and complete all as specified and directed by Engr-in-Charge.

M&L for preparation of old painted wood and wood based surfaces of any description, not otherwise described, over 10 cm width or girth and applying one coat of synthetic enamel paint (First quality) all as specified & directed by Engineer-in-charge.

M&L for preparation of old painted steel surfaces of any description, over 10 cm width or girth, not otherwise described and applying one coat of synthetic enamel paint all as specified & directed by Engineer-in-charge.

Demolition of cement concrete (unreinforced) in ground floors and pavings not exceeding 15cm thickness (below or above ground level) complete all as specified and directed.

M&L cement concrete Type D-2 1:4:8 (40mm graded aggregate) as in floors and pavings of 100 thick all as specified and as directed

Supply and laying fine aggregate 50mm thick spreading and levelling in layers n exc 25cm thick incl consolidation complete all as specified and directed. Note: punned thickness shall be measured for payment

M&L Machine pressed precast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of 60mm thickness, M-35 Grade with grey cement and no pigment complete all as specified and directed.

M&L for cement concrete 1:2:4 Type B 1 (using 20 mm graded aggregate) in cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60cm in height, copings, kneelers, apex stones, bed plates, kerbs, hold fast including weathering, slightly rounded or chamfered angles and throating, complete all as specified and directed.

M&L cement concrete type D-2 1:4:8 (40mm graded aggregate) as in floors and pavings of 75 thick all as specified and as directed

M&L Screed bed or bedding layer of mortar 20mm thick for laying floor finishes in CM 1:6 complete all as specified and directed.

M&L Chequered cement concrete tiles 20cm x 20 cm x 25 mm thick set joined and pointed in neat cement slurry in floors with white cement and pigment complete all as specified and directed.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing) removing serviceable tiles to store and rubbish off the premises

M&L Screed bed or bedding layer of mortar 15mm thick for laying floor finishes in CM 1:4 complete all as specified and directed.

M & L for outdoor non skid coloured tiles (Parking tiles) 8 to 10 mm thick (square) area of each tile exceeding 0.09 sqm but not exceeding 0.18 sqm, in floors etc., set and jointed in neat cement slurry and pointed in coloured cement to match with colour of tiles over

Demolition of brick work or stone boulder masonry built in cement mortar complete all as specified and directed.

M&L pre cast concrete block masonry 1:3:6 Type C1 (20mm graded aggregate) with solid block exceeding 10 cm in width and setting CM 1:6 complete all as specified and directed.

Taking down cement plaster on brick or stone walls etc., including raking out joints, hacking for key, scrubbing down with water etc. complete all as specified and directed.

M&L for Rendering 15mm thick in CM 1:4 on surfaces other than fair face of brickwork or concrete surfaces, finished even and smooth without using extra cement, complete all as specified and directed.

M&L for applying two coats of oil bound distemper emulsion paint, white or tinted on newly plastered surfaces of wall as decided, over a coat of alkali resistant priming paint, including preparation of plastered surface of wall etc and complete all as specified and directed by Engr-in-Charge.

Taking down chowkhats or frames with shutters (without taking off shutters from the frames), exceeding 1.5 sq.m but not exceeding 4 sq.m each, complete all as specified and directed.

Supply and fix Factory made single extruded WPC (Wood Polymer Composite) solid door/ window & other Frames/Chowkhat of size 65x 100 mm comprising of virgin PVC polymer of K value 58-60 (Suspension Grade), calcium carbonate and natural fibers (wood powder/ rice husk/wheat husk) and non toxic additives (maximum toxicity index of 12 for 100 gms) fabricated with miter joints after applying PVC solvent cement and screwed with full body threaded star headed SS screws having minimum frame density of 750 kg/cum, screw withdrawal strength of 2200 N (Face) & 1100 N (Edge), minimum compressive strength of 58 N/mm2, modules of elasticity 900 N/mm2 and resistance to spread of flame of Class A category with property of being termite/borer proof, water/ moisture proof and fire retardant and fixed in position with MS hold fast/ lugs/SS dash fasteners of required dia and length complete as per direction of Engineer-in-Charge. (M.S. hold fast/ lugs or SS dash fasteners shall be paid for separately).

Supply and fix Factory made single extruded WPC (Wood Polymer Composite) solid plain flush door shutter of 30mm size comprising of virgin polymer of K value 58-60 (Suspension Grade), calcium carbonate and natural fibers (wood powder/ rice husk/wheat husk) and non toxic additives (maximum toxicity index of 12 for 100 gms) having minimum density of 650 kg/cum and screw withdrawal strength of 1800 N (Face) & 900 N (Edge), minimum compressive strength 50 N/mm2, modulus of elasticity 850 N/mm2 and resistance to spread of flame of Class A category with property of being termite/borer proof, water/moisture proof and fire retardant and fixing with stainless steel butt hinges of required size with necessary full body threaded star headed counter sunk S.S screws, all as per direction of Engineer-In-Charge.

S&F Butt hinges of 100 mm size, Medium weight, cold rolled mild steel and fixed,

S & F Aluminium anodised, barrel tower bolts, 150mm long, of extruded section and fixed, complete all as specified and directed.

S&F extruded aluminium alloy handles fabricated type anodised 150 mm long.

S & F Aluminium alloy, anodised, sliding door bolt, 300mm long, with hasp, staple (bolt type) and fixing clips of sheet, cast or extruded sections and fixing bolts and sliding bolts of extruded sections or cast-aluminium alloy and fixed, complete all as specified and directed.

S & F Floor door stopper of aluminium alloy body and tongue, anodised, with hard drawn steel spring, fixed in floor, overall length 150mm including taking down existing unserviceable stopper, complete all as specified and directed.

Dismantling wrought iron or mild steel work of any description not otherwise provided for complete all as specified and directed.

S&F of 1.60mnm thick Mild steel, plain, black sheet for lids tank openings, wall cladding, steel gates and similar work, cut to size, or holes to punched; including round headed screws, clout nails or rivets and fixed to wood or steel framing with plain 40 mm lap joints with riveted or welded seams, including bending or turning up, mitred angles, etc. as required.

S&F framed work such as grills gratings, etc., with ends of bars shouldered and/ or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed baluster; walk ways; railings; framed work or water tanks and similar work conforming to Fe 290 grade E 165 complete all as specified and directed.

M&L painting to new steel and iron surface exc 10 cm width or girth and applying two coats of synthetic enamel paint over one coat of primer including preparation of surfaces complete all as specified and directed.

Taking down existing unserviceable direction board of any size and any type, provision of direction boards of size 1500mm x 900mm made of high intensity primatic grade reflective sheeting (HIP type IV reflective sheeting) pasted on 3mm thick aluminium composite sheet back with frame made up of MS angle iron of size 25mm x 25mm x 3mm and fixing post (2Nos) of MS angle iron of size 50mm x 50mm x 5mm duly painted with two coat of synthetic enamel paint over a coat of ed oxide primer and shall be grouted in ground with proper size of concrete block in PCC (1:3:6) type C2 (using 40mm graded stone aggregate), complete all as specified and directed. MAKE:- 3M / AVERY or techno-commercially equivalent make as approved by AGE(I).

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