Special maintenance of residential quarters and internal road at Kavarathi Lighthouse in the union territory of Lakshadweep

Amount

Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq.meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground, all complete as per direction of engineer in charge.With cement mortar 1:4 (1 cement : 4 fine sand)

Chipping of unsound/weak concrete material from slabs, beams, columns etc. with manual Chisel and/ or by standard power driven percussion type or of Approved make including tapering of all edges, making square shoulders of cavities including cleaning the exposed concrete surface and reinforcement with wire brushes etc. and disposal of debris for all lead and lifts all complete as per direction of Engineer-In-Charge

Providing, mixing and applying Epoxy bonding adhesive having coverage 2.20 sqm/kg of approved make on chipped portion of RCC as per specifications and direction of Engineer-In-charge complete in all respect.

Providing, mixing and applying SBR polymer (of approved make @ minimum 2% by wt. of cement used) modified plain/reinforced cement concrete for structural members having minimum characteristic compressive strength [with ordinary portland cement, coarse sand and graded stone aggregate of 10mm maximum size in proportion as per design criteria] with specified average thickness. Note: Rates shall be for finished surface area of concrete and shall include the cost of labour, concrete and appropriate approved Super-Plasticiser for rendering concrete as flowable and SBR polymer but shall exclude cost of reinforcement, bond coat, Shear Keys, centering and shuttering, strutting, propping etc (Payment under this item shall be made only after proper wet curing has been done and surface has been satisfactorily evaluated by sounding/tapping with a blunt metal instrument) 75mm thick in Grade M 25 with cement content not less than 330 kg per cum

Dismantling doors, windows and clerestory windows shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead : Of area beyond 3 sq. metres

Providing wood work in frames of doors, windows, clerestory windows and other frames, wrought framed and fixed in position with hold fast lugs or with dash fasteners of required dia & length . Secnd class Teak wood

Providing and fixing panelled or panelled and glazed shutters for doors ,all complete as per direction of Engineer-in-charge 35 mm thick shutters including all brass fittings like aldrops, towerbolts , handles etc

Providing and fixing glazed shutters for doors ,windows and clerestory windows, with necessary screws, all complete as per direction of Engineer-in-charge 30 mm thick shutters including all brass fittings like aldrops, towerbolts , handles etc

Providing and fixing Fiber Glass Reinforced plastic (FRP) Door Frames of cross-section 90 mm x 45 mm having single rebate of 32 mm x 15 mm to receive shutter of 30 mm thickness .The laminate shall be moulded with fire resistant grade unsaturated polyester resin and chopped mat . Door frame laminate shall be 2 mm thick and shall be filled with suitable wooden block in all the three legs. The frame shall be covered with fiber glass from all sides. M.S. stay shall be provided at the bottom to steady the frame

30 mm thick Glass Fibre Reinforced Plastic (FRP) panelled door shutter of required colour and approved brand and manufacture, made with fire - retardant grade unsaturated polyester resin, moulded to 3 mm thick FRP laminate for forming hollow rails and styles, with wooden frame and suitable blocks of seasoned wood inside at required places for fixing of fittings, cast monolithically with 5 mm thick FRP laminate for panels conforming to IS: 14856, including fixing to frames.

Demolishing R C C work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge in cment mortar.

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in-charge. All kind of soil

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering (1 Cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size)

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. up to floor five level,excluding cost of centering, shuttering, finishing and reinforcement 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size)

Centering charges for Columns, Pillars, Piers, Abutments, Posts and Struts

Steel reinforcement for R.C.C. work including straightening, cutting,bending, placing in position and binding all complete upto plinth level.Thermo-Mechanically Treated bars

15 mm thick cement plaster on rough side of single or half brick wall finished with a floating coat of neat cement of mix : 1:3 (1 cement: 3 fine sand)

Fabricating and fixing cast iron Main gate of size 3.60 m X 1.80 m fabricated out of 50 mm square bars and 25 mm dia intermediate spherical rods at 150mm c/c as per drawing..Painting the exposed surface with synthetic enamel paint two coat over a coat of zinc chromate primer.

Fabricating and fixing cast iron Wicket gate of size 31.20 m X 1.80 m fabricated out of 50 mm square bars and 25 mm dia intermediate spherical rods at 150mm c/c as per drawing..Painting the exposed surface with synthetic enamel paint two coat over a coat of zinc chromate primer.

Providing and laying 60mm thick factory made cement concrete interlocking paver block of M - 30 grade made by block making machine with strong vibratory compaction, of approved size, design & shape, laid in required colour and pattern over and including 50mm Thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineer-in-charge.

Providing and laying Vitrified tiles in floor with different sizes (thickness to be specified by the manufacturer), with water absorption less than 0.08% and conforming to IS:15622, of approved brand & manufacturer, in all colours and shade, laid with cement based high polymer modified quick set tile adhesive (water based) conforming to IS:15477, in average 6 mm thickness, including grouting of joints (Payment for grouting of joints to be made separately). Size of Tile 600x600 mm

Providing and fixing Ist quality ceramic glazed wall tiles conforming to IS:15622 (thickness to be specified by the manufacturer), of approved make,in all colours, shades except burgundy, bottle green, black of any size as approved by Engineer-in-Charge, in skirting, risers of steps and dados, over 12 mm thick bed of cement mortar 1:3 (1 cement : 3 coarse sand) and jointing with grey cement slurry @ 3.3kg per sqm, including pointing in white cement mixed with pigment of matching shade complete.

Wall painting with premium acrylic emulsion paint of interior grade, having VOC content less than 50 grams/ litre of approved brand and manufacture, including applying additional coats wherever required to achieve even shade and colour with two coats of interior acrylic emulsion

Finishing walls with Premium Acrylic Smooth exterior paint with Silicone additives of required shade as directed on old work (Two or more coat applied @ 1.43 ltr/ 10 sqm) on existing cement paint surface including cost of all materials, labour, tools & plants etc complete including a coat of water thinnable cement primer.

Painting with synthetic enamel paint, having VOC (Volatile Organic Compound) content less than 150 grams/ litre, of approved brand and manufacture, including applying additional coats wherever required to achieve even shade and colour

Providing and fixing wire gauge shutters using galvanized M.S. wire gauge of average width of aperture 1.4 mm in both directions with wire of dia 0.63 mm, for doors, windows and clerestory windows with matching wood beading including all brass fittings like aldrops, tower bolts, handles, hinges and necessary screws etc.(30 mm thick shutters of Second class teak wood)

Replacing the netlon mesh with galvanized M.S. wire gauge of average width of aperture 1.4 mm in both directions with wire of dia 0.63 mm, for doors, windows and clerestory window with matching wood beading including all brass fittings like aldrops, towerbolts, handles etc

Providing and fixing polyethylene water storage tank, IS : 12701 marked, with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes etc. including supply of all labour, tools & Plants etc. complete as directed.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain &brass threaded fittings, i/c fixing the pipe with clamps at 1.00 m spacing This includes jointing of pipes & fittings with one step CPVC solventcement and the cost of cutting chases and making good the same including testing of joints complete as per direction of Engineer in Charge. Concealed work, including cutting chases and making good the walls

20 mm nominal outer dia Pipes

50mm nominal outer dia Pipes

32 mm nominal outer dia Pipes

110 mm nominal outer dia Pipes (normal PVC pile)

15mm CP Brass long nose bibcock.

15mm C P Brass Long body Bib cock.

15mm CP Brass Angle valve.

15 mm brass shower rose

15mm Brass stop cock

40mm GM non-return valve

15mm health faucet

Providing and fixing white vitreous china pedestal type water closet (European type) with seat and lid, 10 litre low level white vitreous china flushing cistern & C.P. flush bend with fittings & C.I.brackets,40 mm flush bend, overflow arrangement with specials of standard make and mosquito proof coupling of approved municipal design complete, including painting of fittings and brackets, cutting and making good the walls and floors wherever required W.C. pan with ISI marked black solid plastic seat and lid

Providing and fixing wash basin with C.I. brackets, a pair of 15 mm C.P. brass pillar taps, 32 mm C.P. brass waste of standard pattern, including painting of fittings and brackets, cutting and making good the walls wherever require (White Vitreous China Wash basin size 550x400 mm)

Providing and fixing Stainless Steel A ISI 304 (18/8) kitchen sink as per IS : 13983 with C.I. brackets and stainless steel plug 40 mm, including painting of fittings and brackets, cutting and making good the walls wherever required with drain board 510x1040 mm bowl depth 250 mm

Repairs to Door shutters of staff quarters by reducing the height of shutters as per the new floor tile level after removing the shutters, cutting to suitable size, refixing the shutter with necessary screws etc complete as directed including cost of all materials, labour, tools & plants.

Replacing broken glass panes of window shutters with new plain/pin headed glass panes of 4 mm thick having size not more than 250 x 300 mm after removing carefully the broken pieces, providing new teak wood beadings using brass nails including supply of all materials, labour, tools & plants, scaffolding etc. complete.

Providing and fixing ready made HDPVC 10 to 15 fush per day septic tank and soak pit of reputed manufacturer of approved quality including providing necessay inlet and out let connection ,water connection with long boady piller tap etc as directed,supply of all labour , tools & plants etc compler as directed.

Periodical cleaning of septic tanks and petty repair to sewage line including removal of sludge with mechanised pump and disposing the sludgefor office

Bailing out water from the sump /well at deep bhavan, including removal of all debrises/mud etc, disposal of the debris with in a lead of 50m

Ajayakumar.M.C

HAMEED SADAROMME CHETTA