Repair of Balconies, replacement of broken windows and miscellaneous maintenance works at BSNL staff colony, Shastri nagar, Sikar.(2nd Call)

Amount

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

Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead :

Of area 3 sq. metres and below

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in:

Cement mortar 1:4 (1 cement : 4 coarse sand)

Half brick masonry with common burnt clay F.P.S. (non modular) bricksof class designation 7.5 in foundations and plinth in :

Cement mortar 1:3 (1 cement : 3 coarse sand)

Providing and fixing panelled or panelled and glazed shutters for doors, windows and clerestory windows, fixing with butt hinges of required size with necessary screws, excluding panelling which will be paid for separately, all complete as per direction of Engineer-in-charge. (Note: Butt hinges and necessary screws shall be paid separately)

Kiln seasoned and chemically treated hollock wood

30 mm thick shutters

Providing and fixing M.S. grills of required pattern in frames of windows etc. with M.S. flats, square or round bars etc. including priming coat with approved steel primer all complete.

Fixed to steel windows by welding

Providing and fixing ISI marked oxidised M.S. sliding door bolts with nuts and screws etc. complete (Copper oxidised as per IS 1378)

Providing and fixing ISI marked oxidised M.S. tower bolt black finish, (Barrel type) with necessary screws etc. complete (Copper oxidised as per IS 1378)

Providing and fixing aluminium tower bolts ISI marked anodised (anodic coating not less than grade AC 10 as per IS : 1868 ) transparent or dyed to required colour or shade with necessary screws etc. complete :

Providing and fixing aluminium handles ISI marked, anodised (anodic coating not less than grade AC 10 as per IS : 1868) transparent or dyed to required colour or shade with necessary screws etc. complete :

Providing and fixing fly proof stainless steel grade 304 wire gauge, to windows and clerestory windows using wire gauge with average width of aperture 1.4mm in both directions with wire of dia. 0.50 mm all complete.

With 2nd class teak wood beading 62X19 mm.

With 12 mm mild steel U beading.

Providing and fixing bright /matt finished Stainless Steel handles of approved quality & make with necessary screws etc all complete.

Providing and fixing T-iron frames for doors, windows and ventilators of mild steel Tee-sections, joints mitred and welded, including fixing of necessary butt hinges and screws and applying a priming coat of approved steel primer.

Fixing with carbon steel galvanised dash fastener of required dia and size (to be paid for separately)

Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete.

Hot finished welded type tubes.

Providing & fixing glass panes with putty and glazing clips in steel doors, windows, clerestory windows all complete with :

4.0 mm thick glass panes.

Cement concrete flooring 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate) finished with a floating coat of neat cement, including cement slurry, but excluding the cost of nosing of steps etc. complete.

40 mm thick with 20 mm nominal size stone aggregate

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes.

(i)Single socketed pipes.

110 mm diameter

Providing and fixing on wall face unplasticised - PVC moulded fittings/accessories for unplasticised Rigid PVC rain water pipes conforming to IS 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion.

Single tee without door

110 mm bend

15 mm cement plaster on the rough side of single or half brick wall of mix :

1:4 (1 cement: 4 fine sand)

15 mm 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)

Finishing walls with Premium Acrylic Smooth exterior paint with Silicone additives of required shade:

New work (Two or more coats applied @ 1.43 ltr/10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/10 sqm)

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade :

Two or more coats on new work.

Fixing chowkhats in existing opening including embedding chowkhats in floors or walls cutting masonry for holdfasts, embedding hold fasts in cement concrete blocks of size 15 x 10 x 10 cm with cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size), painting two coats of approved wood preservative to sides of chowkhats and making good the damages to walls and floors as required complete, including disposal of rubbish to the dumping ground, all complete as per directions of Engineer-In-Charge.

Window chowkhats .

Renewing glass panes, with putty and nails wherever necessary including racking out the old putty:

Float glass panes of nominal thickness 4 mm (weight not less than 10kg/sqm).

Providing and fixing double scaffolding system (cup lock type) on the exterior side, up to seven story height made with 40 mm dia M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspectionof work at required locations with essential safety features for the workmen etc. complete as per directions and approval of Engineer-in-charge. The elevational area of the scaffolding shall be measured for payment purpose. The payment shall be made once

irrespective of duration of scaffolding.Note: - This item to be used for maintenance work judicially, necessary deduction for scaffolding in the existing item to be done.

Dismantling W.C. Pan of all sizes including disposal of dismantled materials i/c malba all complete as per directions of Engineer-in- Charge.

Providing and fixing white vitreous china water closet squatting pan (Indian type) :

Orissa pattern W.C. pan of size 580x440 mm

Providing and fixing P.V.C. low level flushing cistern with manually controlled device (handle lever) conforming to IS : 7231, with all fittings and fixtures complete.

10 litre capacity - White

Providing and fixing white vitreous china wash basin including making all connections but excluding the cost of fittings :

Flat back wash basin of size 550x400 mm.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings. This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge : External work

20 mm nominal outer dia. Pipes.

25 mm nominal outer dia. Pipes.

Providing and fixing uplasticised PVC connection pipe with brass unions :

30 cm length

15 mm nominal bore

Providing and fixing rectangular high density polyethylene water storage loft tank with cover, conforming to ISI : 12701, colour of opaque white or as approved by Engineer-in-charge. The rate includesmaking necessary holes for inlet, outlet & over flow pipes. The base support i/c fittings & fixtures for tank shall be paid separately.

Providing and fixing PTMT bib cock of approved quality and colour.

15mm nominal bore, 86 mm long. Weighing not less than 88 gms.

Providing and fixing PTMT stop cock of approved quality and colour.

15 mm nominal bore, 86 mm long. Weighing not less than 88 gms.

Providing and fixing PTMT pillar cock of approved quality and colour .

15mm nominal bore, 107 mm long. Weighing not less than 110 gms.

Providing and fixing PTMT Ball cock of approved quality, colour and make complete with Epoxy coated aluminium rod with L.P./ H.P.H.D. plastic ball.

15 mm nominal bore, 105 mm long. Weighing not less than 138 gms.

Providing and fixing PTMT extension nipple for water tank pipe, fittings of approved quality and colour.

20mm nominal bore. Weighing not less than 40 gms.

25mm nominal bore. Weighing not less than 62 gms.

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

75 mm average thickness

50 mm average thickness

25 mm average thickness

Cleaning of reinforcement from rust from the reinforcing bars to give it a total rust free steel surface by using alkaline chemical rust remover of approved make with paint brush and removing loose particles after 24 hours of its application with wire brush and thoroughly washing with water and allowing it to dry, all complete as per direction of Engineer-In-Charge.

Bars above 12 mm diameter

Providing, mixing and applying bonding coat of approved adhesive on chipped portion of RCC as per specifications and direction of Engineer-In-charge complete in all respect.

SBR Polymer (@10% of cement weight) modified cementitious bond coat @ 2.2 kg cement per sqm of surface area mixed with specified proportion of approved polymer

Providing, mixing and applying SBR polymer (of approved make) modified Cement mortar in proportion of 1:4 (1 cement: 4 graded coarse sand with polymer minimum 2% by wt. of cement used) as per specifications and directions of Engineer-in-charge.

Note: Measurement and payment: The pre-measurement of thickness shall be done just after the surface preparation is completed and 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 and/or the 75mm size cube crushing strength at the end of 28 days to be not less than 30 N/Sqmm2).

12 mm average thickness.

25 mm average thickness in 2 layers.

50 mm average thickness in 3 layers.

Providing and fixing factory made single extruded WPC (Wood Polymer Composite) solid plain flush door shutter of required 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.

(Note: stainless steel butt hinges and necessary S.S screws shall be paid separately)

30 mm thick

Providing and laying waterproofing treatment over the existing roof as directed by E-I-C consisting of:

Cleaning and washing of the surface of existing roof to make it free from dust, oil, grease and loose particles by brushing properly exposing rugged surface and final washing.

Surface cleaning and crack filling: Repairing the damaged surface with Terroza ready plast, widening and deepening of cracks and fill all cracks by terraoza crack filler overlapping 25 mm on either side.

Moisturing the surface and application of Terroseal evenly over the surface to penetrate deep inside the poresand create elastomeric film over it.

Application of heavy duty reinforced glass fibre net (Terromesh) of high tensile strength and alkali resistance over the surface covering vertical side walls.

Application of second coat Terroseal uniformly over the Terromesh.

Application of Terroza water proofing compound with water and terroseal over the surface with roller or trowel like gurmala plaster to form a hydrophobic barrier for water and insulate the surface from heat and cold.

After complete drying of surface application of Terroza building guard in two or more coats with brush or roller and allow it to dry completely to seal the surface in all respect.

The contractor has to check/maintain the water tightness of the treated roof for 5 years & ensure pre-inspections monsoon to attend the defects, if any.

Cutting of GI pipe and making long threads at site.

20mm GI pipe

25mm GI pipe

Providing and fixing ISI marked Stainless steel butt hinges fixed by welding/screws to T-iron frame/chowkhat etc. complete of size:-

Engaging Carpenter

Engaging Helper

Credit for MS scrap recovered from dismantling

Providing and fixing 1mm thick poly carbonate sheet to doors with necessary screws etc. all complete as per direction of Engineer in charge.

Providing and replacing cistern kit in 10 litre PVC Cistern

Deduct for providing 28mm WPC door in place of 30mm

Providing and fixing both side polished 22-30mm thick Kota stone in sink of desired size including joining with epoxy adhesive to form kitchen sink and making suitable hole in bottom slab for fixing sink coupling and joining with existing platform with required cement, all complete as per direction of Engineer-in-Charge

Providing and fixing CPVC valve in CPVC water line. (Only payable where no. of valves exceeds per 6m length of pipe).

for 20mm outer dia. Pipe

for 25mm outer dia. Pipe

Dismantling PVC water tank with due care and refixing after repair of Overhead tank platform including reconnection of tank with inlet, outlet and overflow pipes all complete (excluding cost of fittings required if any but including PTFE tape) as per direction of Engineer-in-charge.