SPECIAL REPAIRS TO MANGLORE TILES AND CGI SHEETS ROOFING OF CERTAIN MD ACCN UNDER AGE B R II AT DSSC WELLINGTON

Amount

Dismantling Single layer Mangalore pattern or similar tiles in roofing complete all as specified and as directed

Dismantling Plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings complete all as specified and as directed

Demolition for brickwork or stone masonry laid with cement mortar or cement lime mortar

Dismantling Dismantling timber scantlings 40 sq. cm and over in section, in any position as in unframed work such as rafter,beam etc complete all as specified and as directed

Dismantling wooden Battens for tiles, shingles etc, of any size including tilting fillets with spacing exc 15 cm complete all as specified and as directed

Dismantling Dismantling timber scantlings fillets, rails, posts, battens ,rafters,purlins, etc. under 40 sq. cm in section in section, in any position as in unframed work complete all as specified and as directed.

Dismantling wall and ceiling boards (fibre, pulp, insulation, etc.) or insulation boards/slabs/ blankets,barge board etc any thickness, including cover fillets.

Dismantling wrought iron or mild steel work of any description not otherwise provided for rafter,purlin etc

Demolition of Concrete (unreinforced) of any description and in any position provided as in roof padding,coving,roof kerb etc all as specified and as directed.

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

Supply and fixing 0.63mm Galvanised, corrugated mild steel sheeting with two corrugations side lap, fixed with coach screws and washers, in roofs, walls etc. with grade of zinc coating 275 all as specified and as directed

Supply and fixing 0.63mm Plain, galvanised, mild steel sheeting, in ridges, hips, valley gutters, drip and straight flashings (length and girth as fixed) with grade of zinc coating 275 fixed with coach screws and washers, in roofs, walls etc. with grade of zinc coating 275all as specified and as directed

Material and labour 2nd class hardwood Plain fillets square, rectangular or triangular in section, clean sawn, secured with nails or brads sec area exc 13 sqcm but n.exc 25sqcm complete all as specified and as directed

M&L for second class hardwood clean sawn battern for MP/tiles exc 5 Sqcm and not exc 15 sqcm in sectional area at 30 cm centres all as specified and as directed

Fixing only second class hardwood clean sawn battern for MP/tiles exc 5Sqcm and not exc 15 sqcm in sectional area at 30 cm centres(Using serviceable battens obtained from dismantling)

S&F 2nd class hard wood scantling as in rafters, purlins, trusses etc. clean sawn all as specified and as directed

M&L for roof tile, Mangalore pattern, interlocking at side joints, laid dry all as specified and as directed

Fixing only for roof tile, Mangalore pattern, interlocking at side joints, laid dry all as specified and as directed

M&L in ridge or hip tiles to suit Mangalore pattern of roofing tiles, bedded and jointed in cement mortar 1:6 all as specified and as directed

M&L 2nd class Hard wood decorative Weather boarding, wrought, thickness 20mm to 25 mm and rebated on thick edge to give 20mm laps and fixed to wooden frame work all as specified and as directed

M&L for Providing Gypsum board False ceiling using 12mm thick Gypsum board panels of size as approved by GE, fixed with staples on powder coated standard galvanized iron snap grid frame work of size suitable to fixing Gypsum board using 'T' and angle sections made out of 0.5mm thick PGI sheet, grade of zinc coating 220, bent to shape required as in main member, secondary member, perimeter angle section including provn of G I channel suspender fixed to roof members at the rate of 1200mm c/c and interspaced at 610mm c/c, the main fixing channel shall be fixed through fasteners clips as per manufacturer's instructions with and including plaster of Paris decorative type cornice all around at the junction of wall and ceiling including taking down and refixing of electrical fittings etc., complete all as specified and as directed. Note: The unit rate quoted shall be deemed to include the cost of taking down and refixing of the electrical fittings such as ceiling fan, light fittings etc., and keep in safe custody of same till refixing. The unit rate includes taking down of existing false ceiling completely.(ii) The unit rate includes taking down of existing false ceiling of any description completely

M&L for Preparing of gypsum board false ceiling with primer and applying 1.5mm thick wall care putty and applying two coat of OBD over one coat of primer complete all as manufacturer instructions and as directed

S&F 9/10mm thick PVC ceiling/wall panels of interlocking types, width 250/255 mm with lamination design and exc 60% of PVC content including necessary H-joints, internal/external corner trim, coner cove,F/J edge trims where required fixedwith hidden screws to steel/wooden frame work complete all as specified and as directed.

Material and labour for rendering 15mm thick in Cement Mortar 1:4 mixed with liquid water proofing compound as per manufacturers' instructions on PCC block masonry surface or concrete surface of any description finished even and smooth without using extra cement complete all as specified and as directed. Note: Liquid water proofing compound shall be measured and paid separately.

Material and labour for rendering 15mm thick in Cement Mortar 1:6 on brick/PCC block masonry surface or concrete surface of any description finished even and smooth without using extra cement complete all as specified and as directed.

M&L for screed bed or bedding layer of mortar 20mm thick in Cement Mortar 1:4 mixed with liquid water proofing compound on fair faces of concrete surfaces as per manufacturer's instructions over roof slab complete all as specified and as directed. Note: Liquid water proofing compound shall be measured and paid separately.

M & L for PCC (1:2:4) type B-0 (using 12.5mm graded stone aggregate) as in in lintels upto 1.5m 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 not provided for in Item 04028, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, all as specified and as directed

M&L for APP modified water proofing membrane mineral finish, 3mm thick and weighing not less than 3.6kg/sqm reinforced with non woven ployster matt black finished weighing not less than 100 gm/Sqm having softening point not less than 140 degree celsius longitudinal tensile strength not less than 300N/Sqcm side lap & end lap 15cm over coat of bitumen primer " 0.20 Kg/Sqm & applying a coat of blown grade bitumen 90/15 over the memberance " 1.2 Kg/Sqm & finshed all as specified & directed.

M&L for Precast cement concrete block Type C1(1:3:6)(using 20 mm graded aggregate) masonry with solid solid blocks exc 10cm width and sett in cement mortar(1:6) complete all as specified and as directed

M&L for Rolled sections as in main and cross beams, hip and jack rafters;purlins where connected to common rafters and running rails and guides for sliding doors;fixed with angle cleats or other connecting plates conforming to Fe-410-W(Gde-E-250) quality B complete all as specified and as directed

M&L for MS 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 balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe.290.Gde-E-165 complete all as specified and as directed

S & F for pre-painted galvalume aluminium zinc coating GI based corrugated steel sheet crumped where ever required 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof coverings fixed with self tapping screws complete all as specified and as directed.

S&F Welded steel wire fabric supplied and fixed complete to wood or steel members N exc 4 kg complete all as specified and as directed.

M&L for preparation of new wooden surfaces 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 preparing new surface of steel over 10cm girth or width and appling two coats of synthetic enamel paint over a coat of red oxide primer all as directed.

Demolition of Old unserviceable overhead RCC water storage tank of capacity exc 250 ltr but not exc 500 ltr on roof slab including necceary cutting,drilling,icluding making good the disturbed surafce of roof area with appropriate concrete mix as directed by the Engr in charge. The rate shall be coated including necessary labour,tools,scafolting up to double storey and including removing debbris up to 5KM from the Def land .

Demolition of Old unserviceable overhead RCC water storage tank of capacity exc 500 ltr but not exc1000 ltr on roof slab including necceary cutting,drilling,icluding making good the disturbed surafce of roof area with appropriate concrete mix as directed by the Engr in charge. The rate shall be coated including necessary labour,tools,scafolting up to double storey and including removing debbris up to 5KM from the Def land

Supply and Fix, 1000 litres capacity triple layered Rotational Moulded Polyethylene (HDPE) FDA grade materials water storage tanks, (Cylindrical vertical with closed top) screwed lid type conforming to IS 12701-1996 with manhole lid and suitable locking arrangement including making holes for inlet, outlet, washout and over flow pipes, hoisted and fixed in position as specified in SSR Part -I (2009) complete all as specified and as directed. Make: Sintex/Polycon/Vectus

Supply and Fix, 500 litres capacity Rotational Moulded Polyethylene (HDPE) FDA grade materials water storage tanks, three layered (Cylindrical vertical with closed top) screwed lid type conforming to IS 12701-1996 with manhole lid and suitable locking arrangement including making holes for inlet, outlet, washout and over flow pipes, hoisted and fixed in position as specified in SSR Part -I (2009) etc., complete all as specified and as directed.

Taking down steel tubing and connections of 20 mm bore including cleaning for refixing or removal to store complete all as specified and as directed.

Taking down steel tubing and connections of 25 mm bore including cleaning for refixing or removal to store complete all as specified and as directed.

S&F 20 mm bore Galvanised iron tubing, medium grade, with all fittings laid in trenches, floors or fixed to walls etc complete all as specified and as directed.

S&F 25 mm bore Galvanised iron tubing, medium grade, with all fittings laid in trenches, floors or fixed to walls etc complete all as specified and as directed.

Refixing of old GI steel tubes and connections after cleaning of 20 mm bore in new or old position, any grade, to walls, ceiling, floors, etc complete all as specified and as directed.

Refixing of old GI steel tubes and connections after cleaning of 25 mm bore in new or old position, any grade, to walls, ceiling, floors, etc complete all as specified and as directed.

Disconnecting existing tanks,of capacity exc 500 Ltr but n.exc 1000 ltr and setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position.

Disconnecting existing tanks,of capacity exc 250 Ltr but n.exc 500 ltr and setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position.

S&F in repair 25mm bore, Ball valves, high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe and fixed,weight 455 gms complete as specified and as directed.

S&F in Repair 25mm bore, Gun-metal globe or gate valves, with iron wheel head, screwed both ends for iron pipe complete as specified and as directed.

S&F in Repair 20mm bore, Gun-metal globe or gate valves, with iron wheel head, screwed both ends for iron pipe complete as specified and as directed.

M&L for preparation and cleaning of old mangalore pattern tile/any patern of tile surfaces and appying two coat of anti fungal paint weather coating complete all as specified and directed

M&L for preparation of new mangalore pattern tile/any patern of tile surfaces and appying one coat of anti fungal paint weather coating complete all as specified and directed

M&L Preparing newly plastered surfaces of external walls and applying one coat of exterior wall primer and two coats of Exterior Emulsion anti fungal weather proof paint APEX ULTIMA OF Asian Paint or WEATHER COAT SMOOTH of Berger complete all as per manufacturer instruction as directed.

M&L for preperation of new suface of wall and applying three coats of white wash complete all as specified and as directed.

S&F 75mm bore PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls

KGP BUILDERS (BID ID -3369771)

ACE PROMOTERS (BID ID -3370036)

K.AYYAPPAN (BID ID -3369432)

sree devi construction (BID ID -3368064)

VVM CONSTRUCTIONS (BID ID -3368822)

KRA Engineering and Construction (BID ID -3369855)

AR Mohamed Yakub and Co (BID ID -3368045)

shree jayam enterprises (BID ID -3369885)