Construction of 02(Two) nos Small Bore Deep tube well by manual means and equipments provided by the contractor at Ananda Para regrouping of Chakma VC under Ganganagar RD Block

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth, 1.5m in width as well as 10 sqm on plan) including disposal of excavated earth, lead upto 50m and lift upto 1.5m, disposed earth to be levelled and neatly dressed. -All kinds of soil

Supplying and filling in plinth, under floor, foundations etc. with sand (fine) from local quarry with all lifts including spreading in horizontal layers, watering, grading to required slope, ramming, consolidating and compacting each layer by using plate compactor or by any suitable method complete.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m. '-All kinds of soil

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering: All work upto plinth level: 1:3:6 ( 1 Cement: 3 fine sand : 6 graded well burnt brick aggregate 40 mm nominal size)

First class brick work in foundation and plinth including cost of all materials as required complete 6.1.3) In cement mortar 1:4 ( 1 cement : 6 fine sand ).

Half brick masonry work with first class bricks in superstructure upto floor five level including cost of all materials as required complete:-

i) In Cement mortar 1:4 ( 1 cement : 4 fine sand ) Pump House wall after deduction of window and Door Total=31.54sqm

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

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

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses,plinth and skirting courses, fillets, columns, pillars, piers, abutments, posts and struts etc. upto floor five level excluding cost of centring, shuttering, finishing and reinforcement-

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

Reinforced cement concrete work in beams, suspended floors, roofs having slope upto 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases upto floor five level excluding the cost of centring, shuttering, finishing and reinforcement-

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

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

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

Foundations, footings, bases for columns etc. for mass concrete with steel formwork

Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc. using shuttering ply

Lintels, beams, plinth beams, girders, bressumers and cantilevers with wooden plank

Suspended floors, roofs, landings, balconies and access platform with 12 mm thick shuttering ply

iii) Columns, Pillars, Piers, Abutments, Posts and Struts with wooden plank

iv) Weather shade, Chajjas, corbels etc., including edges.

a) 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

6 mm cement plaster of mix. i) In cement mortar 1 : 3 ( 1 cement : 3 fine sand )

i) In cement mortar 1:4 (1 cement : 4 fine sand) P. house: inside below RB1

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

In Cement mortar 1:4 ( 1 cement : 4 fine sand )

Neat cement punning. For staircase,Reservoir, Coloum pillar

Providing 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 as required.

Providing and fixing 1mm thick M.S. sheet door with frame of 40x40x6mm angle iron and 3mm M.S. gusset plates at the junctions and corners, & with cleats with bolts & nuts, rivets, locking arrangement, handles, hooks & eyes, pinlets including embedding in cement concrete of required grade for fixing in position, all necessary fittings, including applying a priming coat of approved steel primer etc. complete as required.

i) Using flats 30x6mm for diagonal braces and central cross piece.

Providing and fixing M.S. round holding down bolts withnuts and wahser plates complete as per standard design. Lumpsum-30.00kg

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 and 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.

i) 0.63 mm thick Zinc Coating not less 275 Gm/m2

Distempering with dry distemper of approved brand and manufacture (two or more coats) of required shade on new work, over and including water thinnable priming coat to give an even shade. [Payment shall be made after submission of Test Certificate issued by the Manufacturer]

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade [Payment shallbe made after submission of Test Certificate issued by the Manufacturer]: Two or more coats on new work

Finishing walls with water proofing cement paint of required shade of approved brand and manufacture [Payment shall be made after submission of Test Certificate issued by the Manufacturer] :

Drilling and boring pilot hole in any soil strata by manual means, collection of soil samples of different strata met with during drilling at various suitable levels, preservation of samples in polythene bags / sample boxes and disposal of excess soil or mud, including the cost for water etc. as required to maintain the pilot hole properly as per specification and direction of the Engineer - in - charge.

100 mm dia

Reaming of pilot hole to an enlarged bore hole in any soil strata by manual means, disposal of excess soil or mud, including the cost for water etc. as required to maintain the bore hole properly as per specification and direction of the Engineer - in - charge.

from 100 mm dia pilot hole to 250 mm bore hole

Providing & lowering of UPVC pipe as per IS:12818 after washing of the bore hole by manual means as per specification and direction of the Engineer - in - charge.

1) UPVC 'CM' casing pipes ii)150 mm dia

iii) 100 mm dia

2) UPVC 'RS' pipes ii) 100 mm dia

Providing and fixing of UPVC end cap / well cap suitable for UPVC 'CM' casing or 'CS' casing or 'RS' pipes as per specification and direction of the Engineer - in - charge.

i) 100 mm dia

Providing and fixing of UPVC reducer suitable for UPVC 'CM' casing or 'CS' casing or 'RS' pipes as per specification and direction of the Engineer - in - charge.

i)150 x 100 mm dia

Providing and fixing of housing clamp ( made with 12 mm thick MS sheet ) along with well cap (made with 10 mm thick MS sheet ) with necessary arrangements for SBDTW as per specification and direction of the Engineer - in - charge.

i)150 mm dia

Providing and shrouding of the deep tube well assembly with washed pea gravels ( 2.0 - 4.75 mm effective size ) as per specification ( IS : 4097) and direction of the Engineer - in - charge.

A. with contractor's high power rig with pea gravels obtained from Durgapur, West Bengal.

Washing & development of Tube Well by using hand pump or by any suitable method & testing of the well as per specification & direction of the Engineer in charge

Supplying and installation of water lubricated subermissible pump of Duke make(Model No. DSP4RFH05) having capacity 2000 GPH at total head of 45 mtr. Coupled with submerssible motor suitable for 240 volts (+10% verification) single phase 50 HP. AC suppluy DOL starting method to run at 2880 RPM along with 35 mtr. 2.5sqm, PVC insulated 3 core flat cable conforming to IS code and cable in/c fitting , fixing and lowering 40 mm dia GI pipe upto 100 ft.(30 mtr) etc. complete as per direction of the Engineer-in-charge (required 40 mm dia GI pipe will be supplied by the Agency )

Providing & fitting fixing of different capacity 230 volt, single phase submersible pump starter BCH/L&T,AB make as per specification & direction of the Engineer-in-charge.i) 2 HP

Providing and fitting fixing with PVC insulated 3 core flat Copper cable conforming to relevant IS code for submerssible motor with all necessary equipments and fittings as required as per specification and direction of the Engineer-in-charge.2.50 sqmm

Supplying and installation of 10KA Breaking capacity B/C curve MCB of following ratings in the existing MCB DB including connection as required. i)6-32 Amps DP MCB

Providing and fixing G.I. pipes medim class as per IS : 1239 with latest amendment complete with G.I. fittings including trenching and refilling, cutting and making good the walls etc. complete as per CPWD specification and direction of the Engineer - in - charge.

iii)40 mm dia. nominal bore

Providing and fixing G.I. Bend /elbow in the pipe line including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge.

iii)40 mm dia

Providing and fixing G.I. equal Tee with the pipe line including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge.

iii)40X40X40 mm dia

Providing and fixing G.I. socket as per CPWD specification and direction of the Engineer - in - charge.

iii)40 mm dia

Providing and fixing G.I. union as per CPWD specification and direction of the Engineer - in - charge.

i)15mm dia

iii)40 mm dia

Providing and fixing C.I. non-return valve of approved quality as per of CPWD specification and direction of the Engineer - in - charge. 50 mm nominal bore

Providing and fitting fixing of GI fullway valve as per CPWD specification and direction of the Engineer - in - charge.

i)40mm dia

ii)50mm dia

Making road crossing by horizontal boring for smooth laying of UPVC / CI / DI / GI pipes etc. of required dia complete as per specification and the direction of the Engineer-in-charge.B. by manual means

Providing and fixing brass ferrule with C.I. cover conforming to IS : 2692 including boring and tapping the main as per CPWD specification and direction of the Engineer - in - charge. i) 10 mm nominal bore

Providing and laying of flexible PVC pipe confirming to IS:7634 complete including earthwork as per specification and direction of the Engineer in charge

i)15mm dia

Providing & fixing UPVC Service Saddle as per CPWD Specification and direction of the Engineer-in-charge.

i.40 mm dia with 15 mm dia opening

ii.50 mm dia with 15 mm dia opening

iii. 63 mm dia with 15 mm dia opening

iv. 90mm dia with 15 mm dia opening

Providing and fixing in position Precast RCC hydrant post of size 100 mm dia ( made with reinforced cement concrete 1 : 1.5 : 3 ( 1 cement : 1.5 fine sand : 3 graded well burnt brick aggregate 1st class 12 mm nominal size) and steel reinforcement ( TMT bars )3 nos 8 mm dia 950 mm long and 7 Nos 6 mm dia ties including plastering the surface with 6 mm thick cement mortar 1 : 3 ( 1 cement: 3 sand ) finished with a floating coat of neat cement including providing & embedding 15 mm dia G.I. pipe (medium class as per IS : 1239 ) with necessary GI fittings like 2 Nos elbow, 1 no socket, 2 nos nipple 225 mm long and fitting fixing of PVC bib cock with GI socket complete with all earth work required including refilling etc. complete as per approved drawing ( Drawing No-06/CE/ACE/P&DU/DWS/2022-23), specification and direction of Engineer-in-charge.

Providing and fixing in position Precast RCC platform of size 900 mm x 900 mm x100 mm with curb of size 75 x 75 mm keping an opening of 200 mm wide for surface drain of 60 cm length of size (200 mmx150 mm) in a suitable place for draining out of grey water (made with cement concrete 1:1.5:3 (1 cement: 1.5 sand: 3 graded well burnt brick aggregate 12 mm nominal size) and steel reinforcement(TMT bars ) 6 nos. 8 mm dia in both direction including plastering the exposed surface with 6 mm thick cement mortar 1:3 (1 cement :3 sand) for platform &12 mm cement plaster(1:4) (1 cement :4 sand) for surface drain finished with a floating coat of neat cement complete with all earth work required including refilling etc. complete as per approved drawing (Drawing No-06/CE/ACE/P&DU/DWS/2022-23), specification and direction of Engineer-in-charge.

Providing and fitting fixing of hoarding cum display board of JJM of size 8 ft. x 6 ft. (2.40 m x 1.80 m) with frame comprising of 40 mm dia GI pipe (medium class) around the board, 2 nos. 25 x 25 x 4 mm size MS vertical stiffners with equally placed and 1 no. 25 x 25 x 4 mm size MS horizontal stiffner centrally placed and 2 mm thick MS Sheet (2.40 m x 1.80 m) with necessary welding, painting, lettering and erected vertically in such a way bottom of the board shall be placed 900mm above the Ground Level with 2 nos. 40 mm dia GI pipe embedded in cement concrete block of 1:2:4 (1 Cement : 2 fine Sand: 4 graded well burnt brick aggregate 20 mm nominal size) of 300 mm x 300 mm & 900 mm total depth out of which 150 mm shall be projected over GL etc. complete as per specification and direction of the Engineer-in-Charge.

Excavating trenches of requi

red width for pipes, cables etc. including exacavation for sockets, dressing of sides where required, ramming of bottoms, depth upto 1500 mm (slope-1 in 200)including getting out the excavated soil and backfilling of soil as required after laying of pipeline, in layers not exceeding 200 mm in depth including consolidating each deposited layer by ramming, watering etc. and disposing of surplus excavated soil with all required leads as per Chapter - 2 of CPWD specification and direction of the Engineer - in - charge. A) For UPVC pipes in new work. a) In all kinds of soil.

i)For pipes not exceeding 90 mm dia

Providing, fixing and laying rigid UPVC pipes conforming to IS : 4985 jointing with couplers, of same class conforming to IS : 10124 ( Pt-II ) with solvent cement conforming to IS : 14182 including testing of joints complete ( but excluding the cost of specials like bend, tees etc. which will be paid separately ) as per CPWD specification and direction of the Engineer - in - charge A. Class - 3 ( working pressure 6.0 kg / cm2)

i)40mm OD

ii) 50 mm OD

i)63 mm OD

i) 90 mm OD

Providing and fixing G.I. pipes of medium class as per IS :1239 with latest amendment complete with G.I. fittings including trenching and refilling, cutting and making good the walls etc. complete as per CPWD specification and direction of the Engineer - in - charge. External work.

i)50mm dia. nominal bore

ii)65mm dia. nominal bore

iii)80mm dia. nominal bore

Providing & fitting fixing of G.l. flange ( 10 mm wall thickness ) by welding with G.I. / MS pipe and placing position as per specification and the direction of the Engineer in charge

i)50 mm dia

ii)65 mm dia

iii)80 mm dia

Providing & fixing C.I. sluice valves (with cap) complete with bolts, nuts, rubber insertions etc. (the tail pieces if required will be paid separately) as per CPWD specification and direction of the Engineer - in - charge

i) 80 mm dia. PN-1.6

iv) 65 mm dia. PN-1.6

iv) 50 mm dia. PN-1.6

Providing and fixing C.I. non-return valve of approved quality as per CPWD specification and direction of the Engineer-in-charge.

i) 50 mm nominal bore

Providing, fixing and laying fabricated UPVC end cap conforming to IS : 10124 ( Part 4 ) with solvent cement conforming to IS : 14182 including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge.

i)40 mm dia

ii)50 mm dia

iii)63 mm dia.

iv)90 mm dia.

Providing, fixing and laying fabricated UPVC equal tee conforming to IS:10124 (Part 5) with solvent cement conforming to IS :b 14182 including testing of joints complete as per CPWD specification and direction of the Engineer-in-charge.

i)40x40 mm dia

i)50x50 mm dia

i) 63 x 63 mm dia.

i) 90 x 90 mm dia.

Providing, fixing and laying flanged fabricated UPVC tailpiece conforming to IS : 10124 (Part 6) with G.I. flange (8 mm thick) with solvent cement conforming to IS – 14182 including testing of joints complete as per CPWD specification and direction of the Engineer-in-charge.

i)50mm dia

ii) 63 mm dia.

iii) 90 mm dia.

Providing, fixing and laying fabricated UPVC straight reducer conforming to IS : 10124 (Part 3) with solvent cement conforming to IS : 14182 including testing of joints complete as per CPWD specification and direction of the Engineer-in-charge.

i)63 x 50 mm dia

ii)50 x 40 mm dia

Providing & fitting fixing of G.l. flange ( 10 mm wall thickness ) by welding with G.I. / MS pipe and placing position as per specification and the direction of the Engineer in charge

i)50mm dia

ii) 63 mm dia.

Providing, fixing and laying fabricated UPVC bend of required degree conforming to IS:10124 (part 8/9/10/11/12/13) with solvent cement conforming to IS: 14182 including testing of joints complete as per CPWD specification and direction of the Engineer- In Charge.

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 fitting fixing steel sheet enclosed switch fuse unit (suitable for DIN fuses), triple pole with Neutral Link (TPN), 415/500 Volt, L & T / Havells / BCH make etc. complete as per specification and direction of the Engineer-in-charge.

i) 63 amps

Providing and fitting fixing of Fully Automatic Star Delta type Motor starter ( 3 ph. 50 Hz, 415V, in Steel Sheet Enclosures with Contractors and Timer etc. complete suitable for submersible Pump L & T, BCH, ABB make as per specification and direction of the Engineer-in-charge.

i) 25 HP/18.5 kw Relay range within 13-21 + 10%

Providing and fitting fixing of 6 feet x 4 feet x 1 inch (thickness) Gamair wood / plywood pannel board for fitting fixing of electrical items, in/c 2 nos MS angle post ( size 2 inch x 2 inch x 9 feet ), nuts & bolts etc. for irrection of the same by 1:1.5:3 cement concrete casting (1 feet x 1 feet x 2 feet) below the ground level and painting two or more coats & plastic paint as per specification and direction of the Engineer-in-charge.

Providing and fitting fixing with PVC insulated single core multistrand Copper cable conforming to IS : 694 for inter connection with all electrical equipments of the pannel board as per specification and direction of the Engineer-in-charge.

i) 10 sqmm

Providing and fitting fixing of Moulded Case Circuit Breaker (MCCB) of different Thermal release range , 415 + V, 50Hz (L & T, BCH, ABB make) as per specification and direction of the Engineer-in-charge.

i) 50-63 Amps

Providing and fitting fixing 3 phase indicating lamp fiited with panel board with three different colour lamps with batten holder complete as per specification and direction of the Engineer-in-charge.

Providing and fitting fixing with PVC insulated 3 core flat Copper cable conforming to relevant IS code for submerssible motor with all necessary equipments and fittings as required as per specification and direction of the Engineer-in-charge.

Supplying and installation of 10KA Breaking capacity B/C curve MCB of following ratings in the existing MCB DB including connection as required. i)6-32 Amps DP MCB

i)4.0 sqmm

Providing earthing with perforated 40 mm dia G.I. pipe (Medium class) ( 12 mm dia perforation ) , laying of 4 mm dia GI wire from earth electrode to panel, including excavating hole of 600 mm dia and refilling with Salt and Charcoal / coke in alternate layers of 300 mm , as per standard specification and direction of the Engineer-in-charge. ii. for 3-phase connection with 4.00 mtr. Long G.I. pipe

Providing & Installation of of submerssible pump with suitable motor upto the depth of 80 ft to 100 ft by 50/65 / 80/100/125 mm dia GI pipe welded with GI flange in/c providing fitting fixing by necessary rubber washer, nuts & bolts, MS safety clamp etc. as per required size and making necessary electrical connection with main switch / starter with motor in/c commissioning & trial run as per direction of the Engineer-in-charge ( pump, motor with cable, 50/65 / 80 / 100 / 125 mm dia GI pipe for assembly will be issued by the agency at his own risk & cost ).

i) 2500 GPH capacity 100 mtr Head

Providing, installation and commissioning ot package type Iron Removal Plant comprising of Iron Removal Filter of

dual media filter with anthracite coal and sand, filter gravel, polypropelene double hexagonal nut strainer etc., mixing chamber for coagulants like sodium alluminates etc., oxidation chamber with manganese dioxide , metering pump for coagulant dosing, air compressor of suitable capacity with motor, back washing arrangements, disinfection with sodium hypochlorite solution through metering pump, all necessary pipes for raw water collection, inter connecting all the chambers, delivery outlet of 150 mm dia alongwith all related civil, mechanical and Electrical works etc. complete as per approved drawing, process flow, technical specification and direction of the Engineer - in - charge.

i) 2500 G.P.H. capacity

Operation, upkeep and maintenance of whole plants and other allied equipments including supplying of field kits, testing of water samples etc. For a period of 365 days.(i.e. 12 months) from the date of commissioning including supply of chemicals and consumable materials, filter media etc. whatever required during the period of O & M.

a) For 2500/5000 GPH capacity IRP 1 Jobs x 365 days after the date of commissioning.