Repairs to S/qNo TypeIV/MWB 4001 4002 for the leasing out to the Brahmaputra Board Department of water Resources at S/Q Compound Rynjah. Shillong.

Amount

Sub-Head : Dismantling and Demolishing

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.

Demolishing brick 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 cement mortar

Demolishing stone rubble masonry 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 cement mortar

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

Dismantling steel work manually/ by mechanical means in built up sections without dismembering and stacking within 50 metres lead as per direction of Engineer-in-charge

Dismantling barbed wire or flexible wire rope in fencing including making rolls and stacking within 50 metres lead.

Sub-Head : Earth work

Clearing grass and removal of the rubbish up to a distance of 50 m outside the periphery of the area cleared.

Sub-Head : Concrete work

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :

1:2:4 (1 Cement : 2 coarse sand(zone-III) derived from natural sources : 4 graded stone aggregate 40 mm nominal size derived from natural sources).

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor, etc., up to floor five level, excluding the cost of centering, shuttering and finishing :

1:2:4 (1 Cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

Sub-Head : Reinforced Cement Concrete

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level :

1:1.5:3 (1 cement : 1.5 coarse sand (zone-III): 3 graded stone aggregate 20 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. above plinth level up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement :

1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) : 3 graded stone aggregate 20 mm nominal size)

Centering and shuttering including strutting, propping etc. and removal of form for :

Foundations, footings, bases of columns, etc. for mass concrete

Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

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 of grade Fe-500D or more.

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level.

Thermo-Mechanically Treated bars of grade Fe-500D or more.

Sub-Head : Masonry Work

Credit of the bricks recoverd after dismentling at site .

Sub-Head : Wood and P.V.C. Work

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 glazed shutters for doors, windows and clerestory windows using 4 mm thick float glass panes, including ISI marked M.S. pressed butt hinges bright finished of required size with necessary screws.

Kiln seasoned and chemically treated hollock wood.

30 mm thick

Providing and fixing nickel plated M.S. pipe curtain rods with nickel plated brackets :

20 mm dia (heavy type)

Providing and fixing ISI marked oxidised M.S. sliding door bolts with nuts and screws etc. complete :

Providing and fixing ISI marked oxidised M.S. tower bolt black finish, (Barrel type) with necessary screws etc. complete :

Providing and fixing ISI marked oxidised M.S. handles conforming to IS:4992 with necessary screws etc. complete :

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

Single rubber stopper

Sub-Head : Steel Work

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

Sub-Head : Flooring

Providing and laying Ceramic glazed floor tiles of size 300x300 mm(thickness to be specified by the manufacturer), of 1st quality conforming to IS : 15622, of approved make, in all colours, shades, except White, Ivory, Grey, Fume Red Brown, laid on 20 mm thick bed of cement mortar1:4 (1 Cement : 4 Coarse sand), jointing with grey cement slurry @3.3kg/sqm including pointing the joints with white cement and matching pigments etc., complete.

Sub-Head : Roofing

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.

75 mm diameter

Sub-Head : Finishing

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

Two or more coats on new work.

Floor painting with floor enamel paint of approved brand and manufacture of required colour to give an even shade:

Two or more coats on new work.

White washing with lime to give an even shade :

Old work (two or more coats) .

Distempering with 1st quality acrylic distember (Ready mix) having VOC content less than 50 grams/ litre of approved brand and manufacture to give an even shade :

Old work (one or more coats)

Removing dry or oil bound distemper, water proofing cement paint and the like by scrapping, sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.

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

One or more coats on old work.

Finishing walls with water proofing cement paint of required shade :

Old work (one or more coats applied @ 2.20 kg/10 sqm) over priming coat of primer applied @ 0.80 litrs/10 sqm complete including cost of Priming coat.

Sub-Head : Repairs to Buildings

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 directions of Engineer-In-Charge.

With cement mortar 1:4 (1 cement : 4 fine sand).

Renewing glass panes and refixing existing wooden fillets:

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

Taking out existing wooden door shutter, repair by cutting, painting etc. and refixing of repaired door shutters to existing door frames, including replacement of hinges with screws, etc. as required, all complete as per the direction of the Engineer-in-charge.

Cleaning of man hole by manual labour / mechanical means and disposal of sludge in apit including earth work in excavation and refilling after sludge disposal upto a lead of 50 mtr etc. complete as per direction of Engineer-in-charge.

Clearing the blockage of sewer line manually/ mechanical means and spreading phenyle etc. to make the environment hygenic all complete as per direction of Engineer-in-charge.

Cleaning of roof, terrace and disposal of rubbish outside building premises etc. complete as per direction of Engineer-in-charge.

Checking and making good all leakages etc. in GI, C.I, SCI, CI pipes etc. complete as per the direction of the Engineer-in-charge. (Major fittings etc. to be paid separately

Sub-Head : Sanitary Installations

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 G.I. inlet connection for flush pipe connecting with W.C. pan.

Providing and fixing white vitreous china flat back or wall corner type lipped front urinal basin of 430x260x350 mm or 340x410x265 mm sizes respectively.

Providing and fixing P.V.C. waste pipe for sink or wash basin including P.V.C. waste fittings complete.

Flexible pipe

32 mm dia

Providing and fixing M.S. holder-bat clamps of approved design to Sand Cast iron/cast iron (spun) pipe embedded in and includingcement concrete blocks 10x10x10 cm of 1:2:4 mix (1 cement : 2coarse sand : 4 graded stone aggregate 20 mm nominal size), including cost of cutting holes and making good the walls etc. :

For 75 mm dia. Pipe

Providing and fixing plain bend of required degree.

75 mm dia

Sand cast iron S&S as per IS - 3989

Sub-Head : Water Supply

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge. : Internal work - Exposed on wall

15 mm nominal outer dia. Pipes.

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

25 mm nominal outer dia. Pipes.

Providing and fixing brass bib cock of approved quality :

15 mm nominal bore.

Providing and fixing brass stop cock of approved quality :

15 mm nominal bore.

Providing and fixing uplasticised PVC connection pipe with brass unions :

30 cm length

15 mm nominal bore

Providing and fixing C.P. brass bib cock of approved quality conforming to IS:8931:

15 mm nominal bore.

Providing and fixing C.P. brass angle valve for basin mixer and geyser points of approved quality conforming to IS:8931 :

15mm nominal bore

Providing and fixing PTMT grating of approved quality and colour.

Circular type.

100 mm nominal dia.

SYED MOHD SHOIAB MANZAR