Re_DrillinG of Medium Duty Tube Well of size 250 mm X 150 mm (Depth upto120 Metre) at Durgabas(M26_N)MDTW Scheme under Krishnagar_II Block under Krishnagar_II (AI) Sub_Division within the jurisdiction of Krishnagar_I(AI) Division under Core Sector 20

PART-A : Drilling and Installation of MDTW of Size (250 MM X 150 MM)

Drilling of bore hole 45.72 cm dia through any kind of soil by adopting any method of drilling (direct or reverse circulation rotary) upto required depth including digging trenches and pits etc. all complete. (i) Upto 30 metres below G.L.

(ii) beyond 30 metres and upto 60 metres.

(iii) beyond 60 metres and upto 90 metres

(iv) beyond 90 metres and upto 120 metres

(v) beyond 120 metres and upto 150 metres

Labour charges for lowering of ERW MS pipes, strainers,blank pipe etc. and fitting, fixing and jointing of tubewell assembly at site by welding as per direction of the Engineer-incharge. (i) 150 mm NB Bottom Plug

(i) 150 mm NB Slotted pipe

(i) 150 mm NB Blank pipe

(ii) 250 mm NB Housing pipe

Supplying, fitting, fixing including fabrication (IS -2800 Part - I with latest amendments) with required materials as directed by the Engineer-in-charge and lowering in position etc. (i) 8 mm thick (250mm x 150mm) M.S. NB Reducer of approved quality including socket

Supplying, fitting, fixing including fabrication (IS -2800 Part - I with latest amendments) with required materials as directed by the Engineer-in-charge and lowering in position etc. (ii) M.S. Centre guide (consisting of 3 nos., 6 mm thick, 50 mm wide, not less than 600 mm long and 125 mm rise of arch) of approved quality.

Supplying, fitting, fixing including fabrication (IS -2800 Part - I with latest amendments) with required materials as directed by the Engineer-in-charge and lowering in position etc. (iii) M.S. Top cap of suitable size (6 mm thick) and approved quality for covering top of housing pipe of 250 mm NB (Top cap will be tack welded with housing pipe at 4 points 900 apart).

Supplying, fitting, fixing including fabrication (IS -2800 Part - I with latest amendments) with required materials as directed by the Engineer-in-charge and lowering in position etc. (iv) 100 mm width x 12 mm thick Sockets / Rings made from MS Flats by rolling process and double butt weldino for ioining 250 mm NB Pipe.

Supplying, fitting, fixing including fabrication (IS -2800 Part - I with latest amendments) with required materials as directed by the Engineer-in-charge and lowering in position etc. (v) 75 mm width x 10 mm thick Sockets / Rings made form MS Flats by rolling process and double butt welding for joining 150 mm NB Pipe.

Supply of gravel for use as pack in tube well of 2 mm to 4 mm. size(as per IS: 4097) for gravel treatment of tubewell including screening, washing, cleaning etc. of the gravels at the site, all complete as per direction of the Engineer-in-Charge iii) For site at any district of West Bengal upto 180 km distance from quarry

Development of tubewell in accordance with IS: 2800 (part 1) and IS: 11189 to establish maximum rate of usable water yield without sand conent beyond permissible limit with required capacity of compressor ( about 150 psi, 300 cfm Aircompressor, actual psi and cfm depend upon tube well head conditions), running the compressor for required time till well is fully developed and followed by development of tube well by over puming with 15% to 25% higher discharge than expected discharge of tube well capacity Vertical Trubine pump and carrying out step-drawdown test, yield test, verticality test etc. as per prescribed method all complete including hire & labour charges of compressor, tools & accessories etc. all as per requirement and direction of Engineer -in - Charge. (i) Depth upto 120 metre.

Making slots of 75 mm x 1.60 mm size with a minimum clearance of 4.70 mm in between two adjacent slots over the outer surface of 150 mm nominal bore ERW pipe (to be issued departmentally) in 10 (ten) rows (each row consisting of 64 slots) per metre length of ERW pipe with a clearance of 25 mm in between two rows as per drawing and specification including smoothening the edges after slotting, cost of transportation of ERW pipes from Departmental store to Workshop and back to drilling site, loading, unloading and carrying by headload where necessary both ways, all complete.

Mobilisation charges for transporting upto site including loading, unloading of all plants, machinaries & equipments required for drilling, development and testing of Tubewells and also the cost of construction temporary roads over field and / or culverts, repairing existing roads and / or culverts all complete, carrying materials on head load, carts or boats as the case may be :- (i) For sites within 4 km from all weather metal road.

Electrologging of bore hole of different dia tubewell for locating water bearing strata and saline aquifer, if any, after conducting relevant geophysical tests. All test reports, compiled data and raw data sheets should be submitted to the Engineer-in-Charge (Cost is inclusive of all charges for equipments,labour, data aquisition & compilation of data sheets as per direction of the Engineer-in-charge)

Add GST @ 18%

Add Labour Welfare Cess @ 1%

Part -B : Renovation of Pump House

Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm.

Earth work in filling in foundation trenches or plinth with good earth, in layers not exceeding 150 mm. including watering and ramming etc. layer by layer complete. (Payment to be made on the basis of measurement of finished quantity of work) (a) With earth obtained from excavation of foundation.

(A) Filling in foundation or plinth by silver sand in layers not exceeding 150 mm as directed and consolidating the same by thorough saturation with water, ramming complete including the cost of supply of sand. (payment to be made on measurement of finished quantity)

Dismantling all types of masonry excepting cement concrete plain or reinforced, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m. a) In ground floor including roof.

Dismantling R.C. floor, roof, beams etc. including cutting rods and removing rubbish as directed within a lead of 75 m. including tacking of steel bars. a) In ground floor including roof.

Single Brick Flat Soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand.

Brick work with 1st class bricks in cement mortar (1:6) a) In foundation and plinth

(b) In superstructure, ground floor

125 mm. thick brick work with 1st class bricks in cement mortar (1:4) in ground floor.

Ordinary Cement concrete (mix 1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per relevant IS codes. a) Pakur Variety

Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes. (i) Pakur Variety

Supplying fitting approved type ventilator in position after cutting holes in walls setting in cement mortar mending damages to wall and plaster and two coats of paint of approved brand of any shade. Payment of mending good damages of wall & plaster and painting to be made separately. (b) R.C.C ventilator of 20 mm. thick (i) Upto 0.10 sq.m. area

Hire and labour charges for shuttering with centering and necessary staging upto 4 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, beams and columns,lintels curved or straight including fitting, fixing and striking out after completion of works (upto roof of ground floor) (a) 25 mm to 30 mm thick wooden shuttering as per decision & direction of Engineer-In-Charge.

Reinforcement for reinforced concrete work in all sorts of structures including distribution bars, stirrups, binders etc initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at every intersection, complete as per drawing and direction. (a) For works in foundation and upto roof of ground floor/upto 4m (i) Tor steel/Mild Steel II. Other than SAIL/ TATA/RINL

25mm. thick damp proof course with cement concrete with stone chips (1:1.5:3) [with graded stone aggregate 10 mm nominal size] and admixture of water proofing compound as per manufacturer's specification followed by two coat of polymer based paint, (1st coat after 4 to 5 days of concrete laying and 2 nd coat just before brick masonry work) as directed (cost of water proofing compound & polymer based paint to be paid separately).( Chequering not required over concrete or painted surface). [Note: - Waterproofing as per item 9, polymer based paint as per item 8 (a) of subhead C of Section (C).

Artificial stone in floor, dado, staircase etc with cement concrete (1:2:4) with stone chips, laid in panels as directed with topping made with ordinary or white cement (as necessary) and marble dust in proportion (1:2) including smooth finishing and rounding off corners including raking out joints or roughening of concrete surface and application of cement slurry before flooring works using cement @ 1.75 kg/sq.m all complete including all materials and labour. In ground floor. 3 mm. thick topping (High polishing grinding on this item is not permitted with ordinary cement). Using grey cement (ii) 25 mm. thick

(a) M.S.or W.I. Ornamental grill of approved design joints continuously welded with M.S, W.I. Flats and bars of windows, railing etc. fitted and fixed with necessary screws and lugs in ground floor. (i) Grill weighing above 10 Kg./sq.mtr and up to 16 Kg./sq. mtr.

Supplying 1.5mm thick M.S. sheet fitted and fixed on one or both faces of M.S./ W.I. gate etc. with point welding at not more than 150mm apart complete in all respect as per design including cost of all labour and materials.

Iron hasp bolt of approved quality fitted and fixed complete (oxidised) with 16mm dia rod with centre bolt and round fitting. (b) 250mm long.

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (Ground floor).[Excluding cost of chipping over concrete surface] (i) With 1:6 cement mortar, (b) 20 mm thick plaster

(i) With 1:6 cement mortar (c) 15 mm thick plaster

(ii) With 1:4 cement mortar (c) 10 mm thick plaster

Neat cement punning about 1.5mm thick in wall, dado, window sill, floor etc. NOTE:Cement 0.152 cu.m per100 sq.m.

Labour for Chipping of concrete surface before taking up Plastering work.

Applying decorative cement based paint of approved quality after preparing the surface including scraping the same thoroughly (plastered or concrete surface) as per manufacturer's specification.

Priming one coat on steel or other metal surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc.

Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering etc. including using of approved putty etc. on the surface, if necessary : (b) On steel or other metal surface : With super gloss (hi-gloss) - (iv) Two coats (with any shade except white)

Supplying, fitting & fixing UPVC pipes A- Type and fittings conforming to IS:13592-1992 with all necessary clamps nails, including making holes in walls, floor etc. cutting trenches in any soil through masonry concrete structures etc if necessary and mending good damages including joining with jointing materails (Spun Yarn, Valamoid/Bitumen/M-Seal etc) complete. A) UPVC Pipes: (i) 75 mm. Dia.

B) UPVC Fittings: a) Plain Tee (i) 75 mm. Dia.

B) UPVC Fittings: d) Shoe (i) 75 mm. Dia.

Painting block letters or digits in Black Japan or any approved paint as per direction e) Size above 7.5 cm. and upto 10 cm.

Extra rate should be allowed over the schedule rates @ 3% for construction of pump house of DTW considering the tube wells are generally installed in cultivable field located at remote places, away from town, it involves extra carriage by cart/boat/head load besides initial transport of construction materials by truck except Sl. No.1, 2, 4, 5 & 21

Add GST @ 18%

Add Labour Welfare Cess @ 1%

PART-C : Construction of Spout Chamber & P.V.C. Pipe Line (WTA System)

Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm.

Earth filling in foundation trenches to plinth with good earth in layer not exceeding 150 mm including watering and ramming etc. by layer complete with earth obtained from excavation of foundation

Single Brick Flat Soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand.

Brick work with 1st class bricks in cement mortar (1:6) a) In foundation and plinth

125 mm. thick brick work with 1st class bricks in cement mortar (1:4) in ground floor.

Ordinary Cement concrete (mix 1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per relevant IS codes. a) Pakur Variety

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (Ground floor).[Excluding cost of chipping over concrete surface] (i) With 1:6 cement mortar (c) 15 mm thick plaster

Neat cement punning about 1.5mm thick in wall, dado, window sill, floor etc. NOTE:Cement 0.152 cu.m per100 sq.m.

Painting with ready mixed Black Japan of approved make and brand including smoothening surface. b) Two Coats

Earth work in excavation of field trenches as per design section and alignment for laying of pipe lines (PVC, RCC, ACP etc.) upto a depth of 1500 mm all sorts of soils including removing, spreading or stacking extra earth as directed. The item includes necessary trimming of sides trenches, levelling, dressing and ramming the bottom as required complete

Earth work in filling in trenches after laying pipe lines (PVC, RCC, ACP etc.) with good earth obtained from excavation of field trenches in layers not exceeding 225 mm, including watering and ramming etc. layer by layer complete. (Payment will be made on the basis of measurement of finished .quantity of work.)

Laying of P.V.C. pipes of different diameters within field trenches in curve / straight line using P.V.C. fittings, viz. Bend, Tee, Reducer etc. and making leak proof joints with couplers after roughening the surface with wire brush and emery paper and applying solvent cement (The rate is inclusive of transport of pipes, fittings and solvent cement to be supplied by Deptt.) all complete as per direction of Engineer-in-Charge. (ii) 200 mm dia.

Laying of P.V.C. pipes of different diameters within field trenches in curve / straight line using P.V.C. fittings, viz. Bend, Tee, Reducer etc. and making leak proof joints with couplers after roughening the surface with wire brush and emery paper and applying solvent cement (The rate is inclusive of transport of pipes, fittings and solvent cement to be supplied by Deptt.) all complete as per direction of Engineer-in-Charge. (iii) 140 mm dia.

Labour Charges for fitting, fixing and laying, where necessary of following M.S / G.I. / E.R.w. pipes and accessories (to be supplied departmentally) including transportation of the same cutting, threading, jointing and making leak-proof threaded / flanged joint at site, by using socket / rubber insertion, nuts and bolts etc. maintaining proper alignment and level - all complete - as per direction of Engineer-in-Charge. (i)(a) 150 mm. dia. ERW pipe.

Labour Charges for fitting, fixing and laying, where necessary of following M.S / G.I. / E.R.w. pipes and accessories (to be supplied departmentally) including transportation of the same cutting, threading, jointing and making leak-proof threaded / flanged joint at site, by using socket / rubber insertion, nuts and bolts etc. maintaining proper alignment and level - all complete - as per direction of Engineer-in-Charge. (xii) 150 mm. dia. special bend, both ends flanged.

Labour Charges for fitting, fixing and laying, where necessary of following M.S / G.I. / E.R.w. pipes and accessories (to be supplied departmentally) including transportation of the same cutting, threading, jointing and making leak-proof threaded / flanged joint at site, by using socket / rubber insertion, nuts and bolts etc. maintaining proper alignment and level - all complete - as per direction of Engineer-in-Charge. xxviii) 150mm. dia. C.I. sluice valve.

Labour charges for fitting, fixing150 mm. Dia. Alfa-Alfa valve with 160mm. dia. P.V.C. riser pipe with the help of flanged P.V.C. tail-piece by joining the P.V.C. End of Tail-piece and riser pipe with coupler and flanged end of Tail-piece and Alfa-Alfa valve with rubber insertion, nuts and bolts etc. complete.

Labour charges for fitting. fixing M.S. Special bend with 160 mm X 200 mm. dia. P.V.C. reducer with the help of flanged tail-piece by joining P.V.C. end of tail-piece and 160 mm. end of reducer with coupler and flanged end of tailpiece and special bend with rubber insertion, nuts and bolts complete.

Labour charges for fitting, fixing 200 mm x 200 mm x 160 mm., 140 mm x 140 mm x 160 mm., 110 mm x 110 mm x 160 mm P.V.C. tee with 150 mm dia. M.S. extension piece by using P.V.C. tail piece.

Labour charges for fitting,fixing 160mm. dia. P.V.C. riser pipe with 150 mm dia. M.S. 90° bend by using P.V.C. tail piece.

Testing of pipe line system against leakage by filling the distribution chamber with water and supplying water through the entirepipe line net work for at least 4 (four) hour including hiring and transport of suitable generator, pump, tools and plants, fuel and lubricants, installation of the pump, connecting the same with pipe line net work, making necessary electrical connection and dismantling all these after completion of test - all complete as per direction. ii) For MD.TW.

Supplying 1 m x 0.6 m x 24 swg MS board containing list of spout wise water users by making numbers of spout as directed by EIC. The board should have base colour - Black and words - White to be fitted and fixed on the wall of the pump house.

Installation / Erection of Surge Tank / Shore manifold (to be supplied from Deptt. free of cost) over a rigid base of ordinary cement concrete (1:2:4) with graded stone chips (20mm. nominal size) of pakur varity of 1250 mm X 1250 mm X 150 mm. over a single layer of brick flat soling and embedding the legs of the surge tank/shore manifold within the concrete base including cost of all materials and labour and as per direction of Engineer-in-Charge.

Patch/Doubling works complete with M.S. plate including welding, gas cutting, fitting, fixing complete. (a) Cost of 5 mm M.S. plate including wastage due to cutting, including labour charges for straightening fitting, fixing in position.

Patch/Doubling works complete with M.S. plate including welding, gas cutting, fitting, fixing complete. (b) Gas cutting to required size upto 8 mm thick M.S. plate, M.S. channel, angle etc. including labour charges, hire charges for all tools and plants.

Patch/Doubling works complete with M.S. plate including welding, gas cutting, fitting, fixing complete. (c) Electric welding charges upto 8 mm M.S. plate, M.S. channel etc. and other member of the barge including hiring charges of all tools and plants.

Dismantling the existing G.I./M.S. Delivery Pipe line connection between the existing D.C./Surge Tank/Tripod Set & Tube Well assembly viz Sluice valve, Bend, Surge Tank/Distribution Chamber /Tripod Set Connection pipe etc. and disconnection of delivery side viz. Special bend etc. all complete as per direction of the E.I.C. and stacking all serviceable materials at site.

The tube wells and river lift irrigation schemes are generally installed in cultivable /on the river embankment located at remote places, away from town. So it involves extra carriage by cart/boat/head load besides initial transport of construction materials by truck. Therefore for construction of WTA(Water Transmission Arrangement), pump houses of RLI/Tube wells following extra rate should be allowed over the schedule rates: (i) HDTW/MDTW - 3% [Excluding Sl. No. 1, 2, 10, 11 & 22]

Add GST @ 18%

Add Labour Welfare Cess @ 1%

Part -D : Internal Wiring of Pump House

(a) M.S.or W.I. Ornamental grill of approved design joints continuously welded with M.S, W.I. Flats and bars of windows, railing etc. fitted and fixed with necessary screws and lugs in ground floor. ii) Grill weighing above 16 Kg./sq.mtr and above Note : Supplying, fitting, fixing on wall 1.00 M X 0.6 M rectangular shaped M.S. frame made with 30mm X 6mm M.S. flat welded (4 nos. horizontally, 2 nos. Vertically and other 4 nos. vertically inside the rectangle) by electric welding for fitting, fixing of Starter, Main switch, Volt meter, Amp meter etc. with adjustable screws, nuts 4 nos. of legs 15 cm long with bifurcated ends and jamming the same in wall holes with cement concrete (1:2:4) and mending good all damages.

Fixing only Sheet Steel Main Switch (Rewirwable type)/ Change over on Flat Iron Frame/Angle Iron Frame on wall 415V TP/TPN 63 Amps On angle iron frame

Fixing only Voltmeter/Ammeter/Energy meter with screws & other fixing materials incl. making necessary holes and connections (a) 0-50 Amp ammeter ( Wire & other material Deptt. Supply )

Fixing only Voltmeter/Ammeter/Energy meter with screws & other fixing materials incl. making necessary holes and connections (b) 0-500 voltmeter ( Wire & other material Deptt. Supply )

Supplying and fixing Sheet steel Main Switches on flat iron frame on wall 15/16 A Havells- 240 V DP with fuse on L & N (live sides & neutral linked)

Supply & Fixing EI danger board on wall (b) 20 cm x 30 cm (8"x12")

Supply & Fixing angular batten holder (Anchor) on 75mm dia PVC round block / round bakelite on wall/ceiling.

Supplying & Fixing Out door type CFL luminaire (Bajaj make- 524020 / 020168) with epoxy powder coated sheet aluminium housing, aluminium reflector & clear acrylic cover and accessories incl. for 11/18 watts CFL S/L type lamp incl. S&F 15mm dia GI pipe bracket, clamp, nut & bolts etc..

Wiring in 1.1 KV grade single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) of following sizes in 25mm PVC casing-capping (Precision make) incl. necy. PVC clips, fittings etc. (a) 2 x 22/0.3 (1.5 sqmm) (Domestic Main Switch Loop connection from Pump controller to domestic Main Switch.)

Distribution wiring in 1.1 KV grade 2x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in suitable size PVC casing-capping (Precision make) with 1x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire for ECC, incl. necy. PVC clips, fittings etc. to light/fan/call bell point with piano key type switch (Anchor make) fixed on sheet steel fabricated switch board with Perspex/bakelite top cover on wall incl. necy. connections and making earthing attachment and mending good damages to building works. [PVC casing-capping and Switch board both on surface] (a) Average run 5 mtr

Distribution Wiring in 1.1 KV grade 2x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in suitable size PVC casing-capping (Precision make) with 1x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire for ECC, incl. necy. PVC clips, fittings etc. to 5A 3 pin flush type plug socket with piano key type switch (Anchor make) fixed on sheet steel fabricated CRC MS switch board with bakelite/perspex (wall matching color) top cover of 3 mm thick flushed in wall by housing the board after cutting brick wall incl. necy. connection making earthing attachment, painting and mending good damages to building works [PVC casing-capping and plug box both on surface] (a) On Board

Laying of cable upto 3/4 core 25 sqmm on wall/surface incl. S & F MS saddles with earthing attachment in 10 SWG GI (Hot Dip) Wire, making holes etc. as necy. mending good damages and painting (from meter to incomming main switch, cable will be supplied by Deptt.)

Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anti corrosive paste & jointing materials : (xiv) 3½ core 25 sqmm cable

Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level as below: By ISI-Medium GI pipe

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 25 mm x 6 mm on wall having clearance of 6 mm from wall including providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as required

Connecting the equipments to earth busbar including S & F GI (Hot Dip) wire of size as below on wall/floor with staples buried inside wall/floor as required and making connection to equipments with bolts, nuts, washers, cable lugs etc. as required and mending good damages (a) Solid GI wire (iii) No. 8 SWG

Supplying, fitting & fixing 350 mm x 250 mm x 25 mm size Wooden Plank on wall (for fitting & fixinq of electrial equipments as necessary on the plank).

Fitting & fixing of Starter (Direct on Line or Star-Delta/Auto-Transformer) with Nuts & Bolts fixed on Angle iron frame on wall and making necessary connection with the electrical cables. iii) Star-Delta / Auto-Transformer Starter (Above 15 HP upto 25 HP)

Add extra @ 3% over schedule rates as District Charge for Nadia District except item No. 1, 16 & 17

Add GST @ 18%

Add Labour Welfare Cess @ 1%

PART-E : Installation of Submersible Electro Motor Pumping Set & M.S. Connections

Joining water proof cable with the leads of the motor including soldering with requisite water proof insulation and proper joining compound vulcanized rubber tape so that proper water proof insulation is assured.

Installation of submersible electro motor pumping set of following capacities by using necessary requisite, tools and plants by lowering the same within the tubewell housing pipe upto the following depth as per direction by fitting, fixing column pipes and other accessories, fixtures with necessary nuts, bolts and washers and suspending the entire assembly of pump set vertically by fixing the same supported by M.S. clamps over the top of housing pipe, binding the motor cable with each column pipes and drawing cable upto pump controller/starter point including opening out of the top cap of housing pipe of the tubewell and testing of motor both in loading as well as in unloaded condition before and after installation of the same. (The rate is inclusive of hiring charges of tools & plants.) (a)100/150/200 cubic metre per hour capacity electro motor pumping set. (ii) Length of pump assembly of any length exceeding 18 metre length.

Withdrawal of electro motor submersible pumping set of following capacities from within the tubewell housing pipe of the following length by using all necessary requisites tools and plants and carefully as per direction of Engineer-in-Charge and stacking the same properly at site within the tubewell premises complete. (a) 100/150/200 cubic metre per hour capacity electro motor pumping set. (ii) Length of pump assembly of any length exceeding 18 metre length.

Patch/Doubling works complete with M.S. plate including welding, gas cutting, fitting, fixing complete. (a) Cost of 5 mm M.S. plate including wastage due to cutting, including labour charges for straightening fitting, fixing in position.

Patch/Doubling works complete with M.S. plate including welding, gas cutting, fitting, fixing complete. (b) Gas cutting to required size of upto 8 mm thick M.S. plate, Channel, Angle etc. including labour charges, hire charges for all tools and plants.

Patch/Doubling works complete with M.S. plate including welding, gas cutting, fitting, fixing complete. (c) Electric welding charges of upto 8 mm M.S. plate M.S. channels etc. and other member of the barge including hiring charges of all tools and plants.

Supplying, fitting & fixing of M.S. plate of size 40 cm x 40 cm, thickness 6 mm, consisting of two equal halves (40cm x 20cm), placed over Housing Pipe of HDTW/ MDTW to rest the supporting clamps, with semi circular hole of 170 mm dia. at centre including locking arrangement between the two halves on both sides, including fitting, fixing of 40 mm dia. G.I. bend by making a hole on plate for passing submersible cable smoothly and complete in all respect.

Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm.

Earth work in filling in foundation trenches or plinth with good earth, in layers not exceeding 150 mm. including watering and ramming etc. layer by layer complete. (Payment to be made on the basis of measurement of finished quantity of work) (a) With earth obtained from excavation of foundation.

Single Brick Flat Soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand.

Brick work with 1st class bricks in cement mortar (1:6) a) In foundation and plinth

Ordinary Cement concrete (mix 1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per relevant IS codes. a) Pakur Variety

(a) M.S.or W.I. Ornamental grill of approved design joints continuously welded with M.S, W.I. Flats and bars of windows, railing etc. fitted and fixed with necessary screws and lugs in ground floor. ii) Grill weighing above 16 Kg./sq.mtr and above Supplying, fitting and fixing pump protector having outer dia. 250 mm height 250 mm made with 5 nos. vertical member of Indian Standard angle (40 X 40 X 5 mm) , 16 mm dia. MS Rod (at top & bottom) & 25 mm X 6 mm MS flat as per direction including cost of labour and materials, welding all complete.

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (Ground floor).[Excluding cost of chipping over concrete surface] (i) With 1:6 cement mortar (c) 15 mm thick plaster

Neat cement punning about 1.5mm thick in wall, dado, window sill, floor etc. NOTE:Cement 0.152 cu.m per100 sq.m.

Painting with ready mixed Black Japan of approved make and brand including smoothening surface. b) Two Coats

GI Pipe Protection Supplying & fixing medium gauge GI Pipe ( ISI-Medium) Protection with necessary fittings and jointing metarials as required b) 32 mm dia (SI-M)

Supplying, fitting and fixing PVC pipes for underground work of approved make of Schedule 80 (medium duty) conforming to ASTMD - 1785 and threaded to match with G.I. Pipes as per IS : 1239 (Part - I). with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, nipple, long screw, reducing socket, reducing tee, short piece etc. fitted including cost of all materials, jointing materials, cutting pipes, making threads, cutting trenches upto 1.5 metre below surface in all sorts of soil and refilling the same as directed complete in all respect. (Payment will be made on the centre line measurement of the total pipe line including all specials No separate payment will be made for accessories, specials.) PVC Pipes 32 mm (Dia)

Add GST @ 18%

Add Labour Welfare Cess @ 1%

PART-F : Supply & Delivery of Different Materials

Supply & delivery of 17.5 HP ISI marked submersible electro motor pumping set having capacity of 100-70 Cum/hr discharge at 30-39 metre total head, along with flat submersible electric cable 2 x 3 x 4 Sq mm of 3 metre. For motor pumping set consisting of bowl with strainer and non-return valve. Motor should be deigned for operating at 415V +6% and -15%, 3 phase, 50 Hz. ± 3% AC supply, wet type, water filled, totally enclosed squirrel cage induction motor, water cooled, water lubricated. Submersible motor & Pump set ISI marked as per IS:8034/2002 for pump and IS:9283 for motor with latest amendments thereof (125 mm outlet). [NRV - 5ʺ]

Supply & delivery of 3 Core 4.0 square mm Copper PVC insulated (Heavy duty) Flat Water Proof Electric Cable suitable for working upto and including 1100 Volts duly ISI certification marked as per IS:694/1990 and latest amendments.

Supply and delivery of sheet Metal enclose with re-wirable HRC (fuse) T.P. Main Switch 415/500-600 volt T.P. type WP and NYP conduct entry conforming to IS:60947(part-III)/1993 AC – 23122 duty for 63 amp Switch Fuse Unit TPN.

Supply and delivery of manually operated heavy duty oil immersed Star-Delta Starter with 12 Nos. fixed & 6 Nos. moving contacts with three magnetic overload release with oil dashpot time lags and under voltage release stop push button and plain entries for PVC aluminum copper cable suitable for use with 380/400/415/440 volts or 500/550 volts 3 phase 50 cycles AC supply and generally conforming to 60947(Part-4)/ Sec-I/2000 for 17.5/20 (16 - 20) HP Motor. ["BMC" (Bright Moon Company) or similar make]

Supply and delivery of 4" round projection mounting type Ammeter (range 0-50/100 Amps) MIAC, accuracy within ± 1.5% and conforming to IS:1248/1968. Brand - "BMC" (Bright Moon Company) or similar make

Supply and delivery of 4" round projection mounting type Voltmeter (range 0-500 Volt) MIAC, accuracy within ± 1.5% and conforming to IS:1248/1968. Brand - "BMC" (Bright Moon Company) or similar make

Supply and delivery of 63 Amp, 415 Volt Fuse Grip complete Set (Top & Base) conforming to IS:4068 & 13947 PT/3/1993 [compatible to "GSC" or similar make main switch (completed as per sample)]

Supply and delivery of SingleCore solid/standard copper conductor FR PVC insulated unsheathed cable upto 1100 Volts conforming to IS:694/1990 latest no of strands/conductor dia. 7/1.70 mm (7/16 SWG copper wire)

Supply and delivery of of 250 mm dia. NB 7.1 mm nominal wall thickness (46.57 Kg/m), M.S.E.R.W. Casing Pipe duly ISI certification marked, both ends plain Grade Fe-410 conforming to IS:4270/2001 (Reaffirmed Nov. 2006) with latest amendments No. 1. (Each pipe shall be approx. 6.0 M in length)

Supply and delivery of of 150 mm dia. NB 5.4 mm nominal wall thickness (21.60 Kg/m), M.S.E.R.W. Blank Pipe duly ISI certification marked, both ends plain Grade Fe-410 conforming to IS:4270/2001 (Reaffirmed Nov. 2006) with latest amendments No. 1. (Each pipe shall be approx. 6.0 M in length)

Supply and delivery of 125 mm dia. NB Galv. M.S. Column pipe (nominal wall thickness 4.8 mm) one end screwed and other end welded with non- standard flange (3.0 metre long) as per table and IS specification [Annexure-F & TSP-3]. ISI marked -1239, Galv. - IS:4736. [BOTTOM]

Supply and delivery of 125 mm dia. NB Galv. M.S. Column pipe (nominal wall thickness 4.8 mm) both end welded with non-standard flange (3.0 metre long) as per table and IS specification [Annexure-F & TSP-3]. ISI marked -1239, Galv. - IS:4736. [MIDDLE]

Supply and delivery of 125 mm dia. NB Galv. M.S. Column pipe (nominal wall thickness 4.8 mm) one end welded with non-standard flange and other end welded with standard flange (3.0 metre long) as per table and IS specification [Annexure-F & TSP-3]. ISI marked -1239, Galv. - IS:4736. [TOP]

Supply and delivery of 125 mm dia. NB heavy duty G.I. supporting Clamps in two halves made of M.S. flats for holding column pipes as per IS:1239 (Part-I)/2004 with latest ammendments thereof, Galv. - IS:4736, thickness of the clamp is 12 mm, width of the clamp is 150 mm, extended length of arm is 200 mm, space between rows is 100 mm, space between bolts in a row is 75 mm equally spaced from the centre line of the arm, dia of of bolt is 16 mm, the gap between the arms of clamp and pipe assembly before tightening should be between 6 mm to 10 mm, two rows of bolts having two nos. of bolts of 16 mm size in each row shall be provided on either side of the clamp. In other words there shall be altogether 4 rows of bolts with the provision of 8 nos. of bolts with nuts, spring and flat washer.

Supply and delivery of 150 mm dia. NB 4.8 mm nominal wall thickness Galv. E.R.W. Flanged Pipes as per IS:1239(Part-I)/2004 with latest ammendments thereof, Galv. - IS:4736 duly welded on both sides of Pipe and on inside & outside with corrosponding diameter of M.S. flanges as per IS:6392/1971, Table-17 with latest ammendments thereof. Both M.S.E.R.W. Pipes & Flanges should be duly ISI certification marked. Length of the Flanged M.S.E.R.W. pipes should be 6 meter ±10 mm. Flange thickness should not be less than 12 mm.

Supply and delivery of M.S. standard plate flange of 150 mm dia. and 12 mm thick with 8 Nos. Standard holes conforming to IS:6392/1971, Table -17.

Supply and delivery of 90° G.I. short Bend (both end flanged) made from 150 mm (NB) single piece black steel tube (medium) wall thickness 4.8 mm manufactured by means of electro resistance welding bolt and welded with standard flange of thickness 16 mm OD 285 mm with 8 Nos. equally spaced 16 mm dia hole E.R.W. pipe should conform to IS:1239(Part-I)/1990, Galv. - IS:4736 with latest ammendments thereof.

Supply and delivery of 150 mm (NB) M.S. Special Bend ('Z' Bend) both end flange welded (as per Anexure F) 150 mm (NB) E.R.W. pipe should be confirming to IS:1239(Part -I)/2004, medium and 12 mm nominal thichness M.S. flange confirming to IS:6392/1971, Table -.17.

Supply and delivery of 150 mm nominal size (PD) ISI marked C.I. Sluice Valve pressure designation PN 1.6 with hand wheel for water works purpose, C.I. flange type conforming to IS:14846/2000 with amendments nos. 1 & 2 components/parts of sluice valves shall be manufactured from basic materials given in table I of IS:14846/2000 with amendments 1 & 2. The valves should be tested for (closed end test) against Hydrostatic test requirement.

Supply and delivery of 150 mm dia (N.B.) made of Cast Iron as per IS:210/2009 with latest ammendment Alfa Alfa Valve (nipple type), type - C as per drawing (Annexure - G) and technical specification with M.S. spindle and wedge of the bottom disk to be fitted with rubber washer which will be fitted tightly at the closing of Alfa Alfa valve including hand wheel, one wheel for four Nos. valve. There should be arrangement of square type key holder made of M.S. complete including 2 coats of painting over a coat of priming. Apporximate weight 20 Kg. excluding Keys.

Supply and delivery of M.S. Hexagonal Head Nuts & Bolts conforming to IS:1363(Part-I)/1992 of Product grade C with latest ammendment for bolts & IS:1363(Part-III)/1992 of Product grade C with latest ammendment for nuts, properties/Class for bolts 4.6 & for nuts 4.5. Both bolts & nuts are to be duly ISI certification marked nominal size-M 10 to M 24 of corresponding ISI specification of different sizes. size - 20 mm dia. X 65/80 mm long nuts & bolts having standard thread (TATA/GKW or approved make) i) 16 mm x 50 mm Nut & Bolt (361 Nos. in 50 Kg)

Supply & delivery of 5 mm thick Rubber insertion for raised surface of flange as per IS:6392/1971, made from white rubber sheet reinforced with 2 ply cotton fabric without holes as per IS:638/1979 with latest ammendmnet if any with ISI marked suitable for ISI marked MS flange (Table-5,11,17) size - 150 mm dia. rubber insertion (5 mm thick) with standard drilled holes as per IS:638/1965.

Supply and delivery of U.P.V.C. Pipes (Class-I/II) IS:4985/2000 certification marked with latest amendments, Ivory grey coloured, both end plain, along with one matching coupler/socket (Class-II) duly IS:10124/1988 certification marked and required solvent cement duly IS:14182/1994 certification marked for each pipe. Length of each straight pipe 6 mts. tolerance +10 mm (nominal wall thickness of pipe 2.5 to 3.0 mm). 200 mm dia. PVC pipe with coupler, Class-I

Supply and delivery of U.P.V.C. Pipes (Class-I/II) IS:4985/2000 certification marked with latest amendments, Ivory grey coloured, both end plain, along with one matching coupler/socket (Class-II) duly IS:10124/1988 certification marked and required solvent cement duly IS:14182/1994 certification marked for each pipe. Length of each straight pipe 6 mts. tolerance +10 mm (nominal wall thickness of pipe 2.5 to 3.0 mm). 140 mm dia. PVC pipe with coupler, Class-I

Supply and delivery of UPVC Flanged Tail piece with metallic flange (Class-II) IS:10124(Part-6)/1988 certification marked with latest amendments. FTP incl. 200 mm dia M.S. flange with 8 nos. holes (12 mm thick)

Supply and delivery of UPVC Flanged Tail piece with metallic flange (Class-II) IS:10124(Part-6)/1988 certification marked with latest amendments. FTP incl. 160 mm dia. M.S. flange with 8 nos. holes (12 mm thick)

200 mm dia. 60 ° PVC long bend

Supply and delivery of UPVC Bend (class -II) IS:10124(Part-9)/1988 certification marked with latest amendments. 140 mm dia. 90 ° PVC long bend

Supply and delivery of UPVC Bend (class -II) IS:10124(Part-9)/1988 certification marked with latest amendments. 140 mm dia. 60 ° PVC long bend

Supply and delivery of Straight Reducer (class -II) IS:10124 (Part-3)/1988 certification marked with latest amendment. 160 mm X 140mm P.V.C. Reducer

Supply and delivery of UPVC Tee ( class-II) IS:10124(Part-5)/1988 certification marked with latest amendments. 200 mm X 200 mm X 200 mm. P.V.C.Tee

Supply and delivery of UPVC Tee ( class-II) IS:10124(Part-5)/1988 certification marked with latest amendments. 140 mm X 140 mm X 140 mm. P.V.C.Tee

Supply and delivery of UPVC Cap (Class-III) IS:10124(part-4)/1988 certification marked with latest amendments. 200 mm dia. P.V.C. end cap

Supply and delivery of UPVC Socket / Coupler (class-II) IS:10124(Part-1 & 2)/1988 certification marked with latest amendments. 200 mm dia. PVC extra coupler

Supply and delivery of UPVC Socket / Coupler (class-II) IS:10124(Part-1 & 2)/1988 certification marked with latest amendments. 140 mm dia. PVC extra coupler

Supply and delivery of Extra Solvent cement (Class - Heavy Bond) IS:14182/1994 certification marked with latest amendments.

Supply and delivery of M.S. Surge Tank as per drawing (Annexure-H) the body of which made of 3 mm th. M.S. Sheet & Top, Bottom cover are made of 5 mm th. M.S. Sheet welded with the body & straightened with rib etc. All joints must be electrically welded to a leak proof condition & joints must be capable of with standing pressure 50 PSI. The Surge Tank should fitted with all accessories as specified in the drawing. Entire Surge Tank is to be painted both inside & outside over acoat of priming.

Supply and delivery of 80 mm dia M.S. Surge Pipe of 3 metre long made from 80 mm NB ERW pipe conforming to IS:1234 (Part-I)/2004, Medium quality one end 80 mm dia flange welded of 10 mm thickness conforming to IS:6392/1971, Table-17

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