Construction of toilets for employees at NALCO Mines, Damanjodi

Amount

Transporting the Fly Ash Bricks, including loading, unloading, etc., from Alumina Refinery to Mines up to the lead of 20.00 km, all complete as per the direction of Engg-in-charge

Earth work in excavation by mechanical means (Hydraulic excavator) /manual means in foundation trenches or drains, including dressing of sides and ramming of bottoms, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kinds of soil.

Excavation work by mechanical means (Hydraulic excavator)/ manual means in foundation trenches or drains , including dressing of sides and ramming of bottoms, including getting out the excavated soil and disposal of surplus excavated soils as directed, within a lead of 50 m., Ordinary rock

Excavation work by mechanical means / manual means in foundation trenches or drains , including dressing of sides and ramming of bottoms, including getting out the excavated soil and disposal of surplus excavated soils as directed, within a lead of 2km. for Hard rock (blasting prohibited)

Filling of sand under floors in trenches sides of foundations etc. including supply of sand and watering, ramming, consolidating and dressing etc. all complete as directed by Engineer-in- Charge.

Providing and laying plain cement concrete at all depths below and upto ground level in foundations,fillings,non-suspended floors including tamping, curing etc. excluding the cost of centering and shuttering etc. as specified or directed in any shape,position, thickness and finishing the top surface rough or smooth etc.all complete(CEMENT WILL BE ISSUED FREE OF COST AT NALCO'S STORE.)P.C.C.1:2:4 (1cement: 2coarse sand: 4graded stone aggregate 20 mm nominal size)

P.C.C.1:3:6 (1cement: 3coarse sand: 6 graded stone aggregate 20mm nominal size)

Centering and shuttering including strutting, propping etc. and removal of form work for foundations, footings, bases of columns , as directed by Engineer-in Charge. Work in foundation and footing & all level in all shape and sizes.

Centering and shuttering including strutting, propping etc. and removal of form work for Suspended floors, roofs, landings, balconies and access platform as directed by Engineer-in Charge. Work in foundation and footing & all level in all shape and sizes.

Centering and shuttering including strutting, propping etc. and removal of form work for Lintels, beams, plinth beams, girders, bressumers and cantilevers as directed by Engineer-in Charge. Work in foundation and footing & all level in all shape and sizes.

Bending / Binding and placing in position high yield deformed bars reinforcement for R.C.C.work at all height and depths,carting the same from store/issue points to site of work, straightening, cleaning, bending to required shape and lengths as per details including supplying and binding with contractor's own soft annealed binding wire and placing with proper cover blocks, supports, chairs, spacers and return of unused/ scrap/ unserviceable steel to owner's storage point etc all complete. (REINFORCEMENT STEEL/TOR STEEL SHALL BE ISSUED FREE OF COST AT NALCO's STORE)

Providing and laying reinforced cement concrete work in all shape and sizes, including necessary curing, as directed by Engineer-in-Charge but excluding cost of reinforcement, centering and shuttering etc. complete (CEMENT WILL BE ISSUED FREE OF COST AT NALCO'S STORE). With RCC grade 1:1.5:3 (1 cement:1.5 sand: 3 stone aggregate).

Half brick masonry with clay fly ash F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level. (CEMENT WILL BE ISSUED FREE OF COST AT NALCO'S STORE.) (FLY ASH BRICK WILL BE ISSUED FREE OF COST AT FLY ASH BRICK PLANT IN ALUMINA REFINERY) Cement mortar 1:4 (1 cement :4 coarse sand)

Brick work with clay flyash brick upto plinth level in : Cement mortar 1:6 (1 cement : 6 coarse sand) (CEMENT WILL BE ISSUED FREE OF COST AT NALCO'S STORE.) (FLY ASH BRICK WILL BE ISSUED FREE OF COST AT FLY ASH BRICK PLANT IN ALUMINA REFINERY)

Brick work with clay flyash brick in superstructure above plinth level up to floor five level in : Cement mortar 1:6 (1 cement : 6 coarse sand) (CEMENT WILL BE ISSUED FREE OF COST AT NALCO'S STORE.) (FLY ASH BRICK WILL BE ISSUED FREE OF COST AT FLY ASH BRICK PLANT IN ALUMINA REFINERY)

Providing and fixing factory made steel glazed doors, windows and ventilators, side /top /centre hung, with beading and all members such as F7D, F4B, K11 B and K12 B etc. complete of standard rolled steel sections, joints mitred and flash butt welded and sash bars tenoned and riveted, including providing and fixing of hinges, pivots, including priming coat of approved steel primer, but excluding the cost of other fittings, complete all as per approved design, (sectional weight of only steel members shall be measured for payment). (All structural steel material should be procured by the contractor.), Fixing with 15x3 mm lugs 10 cm long embedded in cement concrete block 15x10x10 cm of C.C. 1:3:6 (1 Cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size)

Providing and fixing Ist quality ceramic glazed wall tiles (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 M2, including pointing in white cement mixed with pigment of matching shade complete. (CEMENT WILL BE ISSUED FREE OF COST AT NALCO'S STORE.)

Providing and laying Ceramic glazed floor tiles of size as approved by Engineer-in-Charge (thickness to be specified by the manufacturer) of 1st quality of approved make in colours such as White, Ivory, Grey, Fume Red Brown, laid on 20 mm thick cement mortar 1:4 (1 Cement : 4 Coarse sand), including pointing the joints with white cement and matching pigment etc., complete. (CEMENT WILL BE ISSUED FREE OF COST AT NALCO'S STORE.)

Providing and fixing on wall face unplasticised Rigid PVCfor soil & waste discharge system as per IS 13592, including jointing with seal ring , leaving 10 mm gap for thermal expansion, (i) Single socketed pipes. 110 mm diameter

Providing and fixing on wall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC for soil & waste discharge system as per IS 13592, including jointing with seal ring, leaving 10 mm gap for thermal expansion. Coupler 110 mm

Providing and laying 12mm thick cement plaster in cement mortar 1:6 (1cement: 6 course sand) on the rough sides of single or half brick wall or masonary work using approved type sand including curing etc. all complete for a height up to 10 metres from ground level.( CEMENT WILL BE ISSUED FREE OF COST AT NALCO'S STORE)

Providing and laying 15mm thick cement plaster in cement mortar 1:6 (1cement: 6 course sand) on the rough sides of single or half brick wall or masonary work using approved type sand including curing etc. all complete for a height up to 10 metres from ground level.( CEMENT WILL BE ISSUED FREE OF COST AT NALCO'S STORE)

Providing and laying 6mm thick cement plaster to ceiling of nominal mix 1:3 (1 cement: 3 sand) using approved Nowra- ngpur or Boriguma river sand including screening, necessary curing etc, all complete (at any height).(CEMENT WILL BE ISSUED FREE OF COST AT NALCO'S STORE).

Distempering with 1st quality acrylic distemper (ready mixed) of approved manufacturer, of required shade and colour complete, as per manufacturer's specification. Two coats on new work

Applying one coat of water thinnable cement primer of approved brand and manufacture on wall surface : Water thinnable cement primer

Finishing walls with Acrylic Smooth exterior paint of required shade : New work (Two coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/ 10 sqm)

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade : Two or more coats on new work

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

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

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

Providing and fixing white vitreous china flat back or wall corner type lipped front urinal basin of 430x260x350 mm or 340x410x265 mm sizes respectively.(CEMENT WILL BE ISSUED FREE OF COST AT NALCO'S STORE)

Supply & Fixing Flush pipe with union spreaders and clamps all in C.P. brass for single stall

C.P. Brass angle valve 15 mm

C.P. brass waste 32 mm

Providing and fixing water closet squatting pan (Indian type W.C. pan ) with 100 mm sand cast Iron P or S trap, 10 litre low level white P.V.C. flushing cistern, including flush pipe, with manually controlled device (handle lever) conforming to IS : 7231, with all fittings and fixtures complete, including cutting and making good the walls and floors wherever required : White Vitreous china Orissa pattern W.C. pan of size 580x440 mm with integral type foot rests. (CEMENT WILL BE ISSUED FREE OF COST AT NALCO'S STORE)

Providing and fixing wash basin with C.I. brackets, 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 630x450 mm with a single 15 mm C.P. brass pillar tap. (CEMENT WILL BE ISSUED FREE OF COST AT NALCO'S STORE)

Providing and fixing 600x450 mm beveled edge mirror of superior glass (of approved quality) complete with 6 mm thick hard board ground fixed to wooden cleats with C.P. brass screws and washers complete.

Providing and fixing PVC floor trap of self cleaning design with screwed down or hinged grating with or without vent arm complete, including cost of cutting and making good the walls and floors : 110 mm inlet and 110 mm outlet

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 gun metal gate valve with C.I. wheel of approved quality (screwed end) 25 mm nominal bore

Providing and fixing PTMT grating of approved quality and colour. Circulary type , 100 mm nominal dia

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 dia outer dia Pipes.(CEMENT WILL BE ISSUED FREE OF COST AT NALCO'S STORE)

20 mm nominal outer dia Pipes. (CEMENT WILL BE ISSUED FREE OF COST AT NALCO'S STORE)

25 mm nominal outer dia Pipes. (CEMENT WILL BE ISSUED FREE OF COST AT NALCO'S STORE)

Providing and placing on terrace (at all floor levels) polyethylene water storage tank, ISI : 12701 marked, with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank

Providing and fixing square-mouth S.W. gully trap class SP-1 complete with C.I. grating brick masonry chamber with water tight C.I. cove with frame of 300 x300 mm size (inside) the weight of cover to be not less than 4.50 kg and frame to be not less than 2.70 kg as per standard design : With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Grading roof for water proofing treatment with, Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) (CEMENT WILL BE ISSUED FREE OF COST AT NALCO'S STORE.)

M/S SOBHA BISOI

M/S B.D.NAYAK

R AND B CONSTRUCTION

SURENDRANATH MALLICK

S K ENGINEERING WORKS