CONSRUCTION OF 4.5 LAKH LITRES CAPACITY UNDERGROUND RESERVOIR INCLUDING PUMP HOUSE AT BHANGAGARH BOOSTING STATION UNDER DISPUR WSS, PANBAZAR.

Amount

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. 15.2.1 Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix) 1x11.50x7.50x0.15=12.94 1x5.00x3.00x0.15=2.25 1x2.00x1.20x0.15=0.36 2x2.00x1.50x0.15=0.90 1x3.00x3.00x0.20=1.80 2x11.50x0.45x0.10=1.04 2x7.50x0.45x0.10=0.68 2x5.00x0.45x0.10=0.45 2x3.00x0.45x0.10=0.27 1x7.50x2.50x0.15=2.81 T=23.50

Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead : 15.12.1 Of area 3 sq. metres and below Door=2 nos Windows=6 Nos Ventilator=6 Nos T=14 Nos

Dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the material within 50 metres lead of: 15.28.1 G.S. Sheet 2x12.00x4.30=103.20 2x7.50x1.80=27.00 T=130.20

Dismantling wood work in frames, trusses, purlins and rafters up to 10 metres span and 5 metres height including stacking the material within 50 metres lead : 15.14.1 Of sectional area 40 square centimeters and above 9x12.00x0.10x0.10=1.08 10x4.30x0.10x0.10=0.43 8x7.50x0.15x0.15=1.35 7x5.00x0.10x0.10=0.35 4x1.80x0.10x0.10=0.07 6x3.00x0.15x0.15=0.41 T=3.69

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. Chajja= 2x11.50x0.45x0.075=0.78 2x7.50x0.45x0.075=0.51 2x5.00x0.45x0.075=0.34 2X3.00x0.45x0.075=0.20 Post= 6x3.30x0.25x0.25=1.24 4x3.30x0.25x0.25=0.83 Beam= 2x11.50x0.15x0.20=0.69 2x7.50x0.15x0.20=0.45 2x5.00x0.15x0.20=0.30 2x3.00x0.15x0.20-0.18 Lintel= 2x11.50x0.15x0.15=0.52 2x7.50x0.15x0.15=0.34 2x5.00x0.15x0.15=0.23 2x3.00x0.15x0.15=0.14 Tie Beam= 2x11.50x0.15x0.20=0.69 2x7.50x0.15x0.20=0.45 2x5.00x0.15x0.20=0.30 2x3.00x0.15x0.20=0.18 T=8.37

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. 15.7.4 In cement mortar Wall= 2x11.50x3.30x0.15=11.39 2x7.50x3.30x0.15=7.43 2x5.00x3.30x0.15=4.95 2x3.00x3.30x0.15-2.97 Deduction: D1=2x1.20x2.10x0.15=0.76 W1=6x1.20x1.50x0.15=1.62 V1=6x1.20x0.45x0.15=0.49 Openings= 1x2.50x2.10x0.15=0.79 T=23.08

Opening out various types and size of motor inluding dismantling from base frame and coupling joint where necessary for checking and repairing/ replacement of spares (spare parts will be paid extra or will be issued from department store in diff. ·W/S/S site and refitting the same with all necessary connection complete after cleaning, greasing, making, alignment etc. all complete with testing as directed by the deptt. b.120 HP 1×1=1 No

Opening out various types and sizes of pumps including dismantling from base frame suction and delivery main flanges tc. where necessary for carrying out checking and repairing/ replacement of spares (spare parts will be paid extra) in diff. W/S/S site and refitting the same after cleaning greasing making alignment of coupling joint etc. all complete including fitting fixing suction and delivery mains etc. complete. b.120 HP 1x1=1 No

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. 15.2.1 Nominal concrete 1:3:6 or richer mix (i/cquivalent design mix) Demolishing old damaged CC base of pump set no 2 lx2.30x1.10x0.20=0.506 Cum

Centering & shuttering including strutting: propping etc. and removal of form for 5.9.1 Foundations, footings, bases of columns, etc. for mass concrete 2x2130x0.10=0.46 2x1.15x0.10=0.23 T=0.69 Sqm

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 4.1.2 1 : 12 : 3 (1 Cement : 1½ coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources) Pump set no 2- 1x2.30x1.15x0.30=0.7935 Cum

Shifting of 120 HP pump motor set no 2 from old dismantled pump house to UGR pump house as directed by dept. 1x1= 1 Job

L/C for cutting the channel in size and fitting fixing the same by welding/ nuts and bolts to become a base frame suitable for following pump and motor. 120 HP 1x1=1 no

Providing, fitting, fixing 150 mm dia DI sluice valve to the 150 mm dia pipeline including necessary cutting, threading, welding specials and testing as directed by the dept 1x1=1 no

Supplying, fitting fixing and laying of 150 mm dia MS pipes with Gl fittings specials like bends, sockets, elbow etc. in a trench or over support horizontally including cutting threading the pipes where necessary, excluding excavation of earth for trenching including all labour, T&P materials, carriage and testing of pipe line after completion of works complete as directed. Pump set 8 =1x14.75-17.3404 m Pump set 10=1x11.80=11.80 m T=29.1404 m

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth upto 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m : 2.10.1.3 Pipes, cables etc. exceeding 300 mm dia but not exceeding 600 mm 1x19.00-19.00 m

Extra for excavating trenches for pipes, cables etc. in all kinds of soil for depth exceeding 1.5 m, but not exceeding 3 m. (Rate is over corresponding basic item for depth upto 1.5 metre). 1x19.00-19.00 m

Supplying, fitting fixing and laying of 350 mm MS pipes in a trench or over support horizontally including cutting, welding the pipes where necessary, excluding excavation of earth for trenching including all labour, T&P materials, carriage and testing of pipe line after completion of works complete as directed 1x19.00-19.00 m

Fabrication of MS bend of 350 mm dia including supplying of MS pipe by cutting and welding the MS pipe in required degree of angle including painting of MS pipe by anticorrosive paint as specified and directed by the dept. Total=2 Jobs

Providing, fitting, fixing 350 mm dia CI sluice valve to the 350 mm dia pipeline including necessary cutting, threading, welding specials and testing as directed by the dept lx1=1 No

Constructing masonry Chamber 120x120x100 cm inside, in brick work in cenment mortar 1:4 (1 cement : 4 coarse sand) for sluice valve, with C.l. surface box 100 mm top diameter, 160 mm bottom diameter and 180 mm deep (inside) with chained lid and RCC top slab 1:2:4 mix (1 cement:2 coarse sand: 4 graded stone aggregate 20 mm nominal size) , i/c necessary cavation, foundation Concrete 1:5:10 (1 cement: 5 fine sand : 10 graded stone aggregate 40 mm nominal size) and inside plastering with cement mortar 1:3.(1 cement: 3 coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard design bricks of class designation 7.5. 1x1=1 no

Sand Filling in Foundation Trenches as per Drawing & Technical Specification. (19.00x1.419x2.59151) (7.00x3.14x0.35x0.35/4) =68.0426136 Cum

Surface dressing of the ground including removing vegetation and in equalities not exceeding 15 cm deep and disposal of rubbish, lead up to 50m and lift up to 1.5 m. 2.28.1 AIl kinds of soil 1x15.00x4.00=60.00 1x12.00x6.00=72.00 1x14.00x(9.00+3.00)/2=84.00 1x7.00X5.50=38.50 T= 254.50 Sqm Earth

work in rough excavation, banking excavated earth inlayers not exceeding 20cm in depth, breaking clods, watering, rolling each layer with ½ tonne roller or wooden or steel rammers, and rolling every 3rd and top-most layer with power roller of minimum 8tonnes and dressing up in embankments for roads, flood banks, marginal banks and guide banks or filling up ground depressions, lead upto 50 m and lift upto 1.5 m : 2.2.1 AIl kinds of soil 1x15.00x4.00x0.15=9.00 1x12.00x6.00x0.15=10.80 1×14.00x((9.00+3.00)/2)x0.15=12.60 1x7.00x5.50x0.15=5.775 T=38.175

Providing and laying factory made chamfered edge Cement Concrete paver blocks in footpath, parks, lawns, drive ways or light traffic parking etc, of required strength, thickness & size/ shape, made by table vibratory method using PU mould, laid in required colour & pattern over 50mm thick compacted bed of sand, compacting and proper embedding/laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with sand and cutting of paver-blocks- as per required size and pattern, finishing and sweeping extra sand. complete all as per direction of Engineer-in-Charge. 16.91.1 60mm thick cement concrete paver block of M-35 grade with approved colour, design & pattern. 1x15.00x4.00=60.00 1x12.00x6.00=72.00 1x14.00x(9.00+3.00)/2=84.00 1x7.00x5.50=38.50 T=254.50 sqm

Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 40 mm nominal size) in pavements, laid to required slope and camber in panels as required including consolidation finishing and tamping complete. 1x15.00x0.10x0.10=0.15 1x4.00x0.10x0.10=0.04 2x12.00x0.10x0.10=0.24 2x6.00x0.10x0.10=0.12 2x14.00x0.10x0.10=0.28 1x6.00x0.10x0.10=0.06 1x7.00x0.10x0.10=0.07 2x5.50x0.10x0.10=0.11 T=1.07 Cum

Earth work in rough excavation, banking excavated earth in layers not exceeding 20cm in depth, breaking clods, watering, rolling each layer with 1½ tonne roller or wooden or steel rammers, and rolling every 3rd and top-most layer with power roller of minimum 8 tonnes and dressing up in embankments for roads, flood banks, marginal banks and guide banks or filling up ground depressions, lead upto 50 m and lift upto 1.5 m: 2.2.1 All kinds of soil

Brick on edge flooring with bricks of class designation 7.5 on a bed of 12 mm cement mortar, including filling the joints with same mortar, with common burnt clay non modular bricks: 11.1.2 1:6 (1cement: 6 coarse sand)

1:1.5:3 (1 Cement: 1.5 coarse sand (zone-III) including manufactured sand derived from Recycled Concrete Aggregate (RCA) upto 25%: 3 graded stone aggregate 20 mm nominal size Recycled Concrete Aggregate (RCA) upto 25%).

Centering and shuttering including strutting, propping etc. and removal of form for 5.9.1 Foundations, footings, bases of columns, etc. for mass concrete

5.9.5 Lintels, beams, plinth beams, girders, bressumers and cantilevers

5.9.6 Columns, Pillars, Piers, Abutments, Posts and Struts

5.9.3 Suspended floors, roofs, landings, balconies and access platform

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

5.9.7Stairs, (excluding landings) except spiral-staircases

Providing and laying in position ready mixed or site batched design mix cement concrete for plain cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Pozzolana/Ordinary Portland Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering and finishing as per direction of the engineer-in-charge; for the ollowing grades of concrete. 4.20.1 All works upto plinth level: 4.20.1.4 Concrete of M25 grade with minimum cement content of 300 kg/cum

All works above plinth and upto floor V level 4.20.2.4 Concrete of M25 grade with minimum cement content of 300 kg/cum

Brick work 7 cm thick with common burnt clay F.P.S. (non modular) brick of class designation 7.5 in cement mortar 1:3 (1 cement: 3 coarse sand) in superstructure above plinth level and upto floor five level.

Providing corrugated G.S. sheet roofing including vertical / curved surface fixed with polymer coated J or L hooks, bolts and nuts 8 mm diameter with bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead, including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete (up to any pitch in horizontal/ vertical or curved surfaces), excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required. 12.1.2 0.80 mm thick with zinc coating not less than 275 gm/m²

Providing and fixing in position collapsible steel shutters with vertical channels 20x10x2 mm and braced with flat iron diagonals 20 x 5 mm size, with top and bottom rail of T-iron 40x40x6 mm, with 40 mm dia steel pullys, complete with bolts, locking arrangement, stoppers, handles, including applying a priming coat of approved steel primer.

Providing fitting and fixing 450 mm dia . 90 mm thick C.I Manhole cover and frame of 58 kg. Weight complete as directed and specified.

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. 5.22.6 Thermo-Mechanically Treated bars of grade Fe-500D or more.

Supplying, fitting & fixing in position 100mm dia, Gl air vent pipes of about 1.00m high fitted with necessary bend etc. over top slab, complete in all respects as directed.

18 mm cement plaster in two coats under layer 12 mm thick cement plaster 1:5 (1 cement: 5 coarse sand) and a top layer 6 mm thick cement plaster 1:3 (1 cement: 3 coarse sand) finished rough with sponge.

Providing and applying white cement based putty of average thickness 1 mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete.

Distempering with oil bound washable distemper of approved brand and manufacture to give an even shade : 13.41.1 New work (two or more coats) over and including water thinnable priming coat with cement primer

Dispose of surplus earth and other materials from the working site up to 30 km distance, cleaning the spot properly is complete as directed by the Deptt.

62 mm thick cement concrete flooring with concrete hardener topping, under layer 50 mm thick cement concrete 1:2:4 (1 cement: 2 coarse sand: 4 graded stone aggregate 20mm nominal size) and top layer 12mm thick cement hardener consisting of mix 1:2 (1 cement hardener mix: 2 graded stone aggregate, 6mm nominal size) by volume, hardening compound mixed @2 litre per 50 kg of cement or as per manufacture's specifications. This includes cost of cement slurry, but excluding the cost of nosing of steps etc. complete

Pumping out water caused by springs, tidal or river seepage, broken water mains or drains and the like. Average daily 45 cum pumping hole day for 8 days =8x35=280 KI

Supplying and filling in plinth with sand under floors, including watering, ramming consolidating and dressing complete

Providing and fixing glazing in aluminium door, window, ventilator shutters and partitions etc. with EPDM rubber / neoprene gasket etc. complete as per the architectural drawings and the directions of etc. complete as per the architectural drawings and the directions of engineer-in-charge. (Cost of aluminium snap beading shall be paid in basic item): 21.3.2 With float glass panes of 5 mm thickness (weight not less than 12.50 kg/sqm)

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 9.48.2 Fixed to openings /wooden frames with rawl plugs screws etc

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. 10.16.1 Hot finished welded type tubes

Ducktile iron Doble Flanged sluice valve conforming to IS 14846: 2000 with wheel suitable for 25 Kg working pressure. Make: KVMC/SUPER 350 mm dia (For clear water line)

Making plinth protection 50mm thick of cement concrete 1:3:6 (1 cement: 3 coarse sand (zone-III) derived from natural sources: 6 graded stone aggregate 20 mm nominal size derived from natural sources) over 75mm thick bed of dry brick ballast 40 mm nominal size, well rammed and consolidated and grouted with fine sand, including necessary excavation, levelling & dressing & finishing the top smooth.

Ductile Iron Flange as per IS: 9523/2000 (c) 350 mm -450 mm Qnty= 3 No x 40 kg/E = 120.0 kg

DI FLANGED SPIGOT (a) Up to 500 mm Qnty= 2 No x 57 kg/E = 114.0 kg

SAIDUL ISLAM (BID ID -246960)