Renovation of Water Transmission Arrangement and other works at 150 T Dehaldah DTW Scheme at Mouza Dehaldah GP Bagdah JL No 38 Plot No 491 Block Bagdah under Bongaon AI Sub Divn under Barasat AI Divn under Core Sector Program for the FY 2025 26

PART-A Laying of WTA for DTW/HDTW. 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.)

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) 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)

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. (i) 200 mm dia

(ii) 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. (xxviii) 150mm. dia. C.I. sluice valve.

Labour charges for fitting, fixing 150 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 200 mm )(200 mm )( 160 mm., 140 mm )( 140 rnrn x 160 mm., 110 mm x 110 mrn 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 150mm. dia. M.S. 90° bend by using P.V.C. tail piece

a) 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. i) For HD.T.W.

Labour charges for fitting, fixing (150 x 140) mm dia M S reducer with 140 mm dia UPVC pipe with the help of FTP (flanged tail piece) by joining the PVC end of the tail piece and 140 mm dia UPVC pipe with coupler and flanged end of tail piece and expander with rubber insertion, nuts and bolts etc. complete. (Rate inclusive of transportation from departmental store to work site).

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. (Display Board)

Supplying, fitting and fixing including ansportation of sign board for identifying the exact location of MINI RLI scheme (one at road side and other at site) the board will be made 3 mm thick MS plate of size 300 mm x 600 mm and fitted and fixed on 50 mm GI Pipe of IS 1239/90 (part-1) including cutting, welding and writting of both sides of Sign board. Base - Yellow, and words - Red. Both bottom end of the stands pipe will be grouted in 1:2:4 CC on a single brick flat soling. This will include one materials and labour complete as per drawing and direction of E.I.C.

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

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.

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.

Brick work with 1st class bricks in cement mortar (1:6) a) In Foundation and plinth, ground floor

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

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.

PART - B Procurement of materials. UPVC PIPES Supply of UPVC pipe (class-I) IS 4985/2000 certification marked with latest amendments,ivory,grey colour both end plain,along with matching coupler / socket (class-2) duly IS 10124/2009 with latest amendments marked & required solvent cement duly IS 14182/1994 marked for each pipe. Length of each straight pipe 6 m with tollerence (+10 mm) i) 200mm dia class-I

ii) 140mm dia class-I

Supply of UPVC pipe (class-II) IS 4985/2000 certification marked with latest amendments,ivory,grey colour both end plain,along with matching coupler / socket (class-2) duly IS 10124/2009 with latest amendments marked & required solvent cement duly IS 14182/1994 marked for each pipe. Length of each straight pipe 6 m with tollerence (+10 mm) i) 160 mm dia class-II

Supply of 160 mm dia. (Class-II) ( IS : 10124/2009 Part-6 with latest ammendment) FTP

Bend Supply of 60 degree bend, 200mm Nominal Size (Class-II) (IS 10124 2009 with latest amendments)

Supply of 90 degree bend, 140mm Nominal Size (Class-II) (IS 10124 2009 with latest amendments)

Supply of 60 degree bend,140mm Nominal Size (Class-II) (IS 10124 / 2009 with latest amendments)

Straight Reducer (IS: 10124/2009 with latest ammendment) Supply of 200 X 140 mm dia PVC reducer (Class-II)

Supply of 160 X 140 mm dia PVC reducer (Class-II)

Equal Tee (IS: 10124/2009 with latest ammendment) Supply of 200 X 200 X 200 mm dia PVC Equal Tee (Class-II)

Supply of 140 X 140 x 140 mm dia PVC Equal Tee (Class-II)

Coupler (IS: 10124/2009 with latest ammendment) Supply of Extra Coupler for 200 mm Nominal Size (Class -II)

Supply of Extra Coupler for 140 mm Nominal Size (Class -II)

Supply of Solvent Cement (IS: 14182-1994 with latest ammendments)

Supply of 150 mm Nominal Size (PD) ISI marked Sluice Valve Pressure designation P.N. 1.6 with hand conforming to IS: 14846/2000 with Ammendment No-1&2 Components / Parts of Sluice Valves shall be manufactured from basic materials given in Table 1 of IS: 14846/2000 with Ammendment 1&2. The valves shall be tested for (Closed end test) against Hydrostatic test requirement.

Alfa Alfa valve (nipple type) as per drawing with hand wheel, one wheel for four nos of valve. 150mm Nominal size (Type-C).

Supply of MS. Hexagonal Head Bolts & Nuts conforming to IS- 1363 ( Part-1) / 1992 of product Grade - C with latest amendments for bolt and IS1363(Part-3)/1992 of product Grade - C with latest amendments for nuts properties/class for bolt-4.6 and for nut-4.5.both bolt & nuts are to be duly ISI certification marked. M 16X65mm

Supply & Transport of Rubber Inserction 5 mm thick with proper reinforcement 2 Ply confirming to IS 638/79 with latest ammendments 150 mm Dia.(Table - 5,11,17)

Supply & Transport of Rubber Inserction 5 mm thick with proper reinforcement 2 Ply confirming to IS 638/79 with latest ammendments 200 mm Dia.

PART - C Repairing of Pump House : 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 stacking of steel bars.

Brick work with 1st class bricks in cement mortar (1:6) (b) Superstructure,Ground floor

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 NO 60, polymer based paint as per item 59 (a) of Section (C).

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

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.

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 (A) [Pakur Variety]

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, basement and upto roof of ground floor/upto 4 m. For Tor steel / Mild steel.Other than SAIL / TATA / RINL

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] With (1:6) cement mortar, 20 mm. thick plaster.

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

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

Neat cement punning about 1.5 mm. thick in wall, dado, window, sills, floor, drain etc. NOTE: Cement 0.152 cu.m. per 100 sq.m.

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.In ground floor.3 mm. thick topping (High polishing grinding on this item is not permitted with ordinary cement).Using grey cement.(a) 25 mm. thick

Supplying fitting and fixing door frame with M.S. angle as per drawing & direction of required section.The holes for counter sunk machine screw & nutswill be such as to fit 8 to 10 mm Iron screw. The counter sunk nut to be welded .The nuts are to be welded after careful checking with screw.All welding spotsshould be properly filed or rounded smooth including cost of welding hinges forhinge cleats , lugs for hasp bolt, socket bolt etc. and necessary M.S. clamps of25mm x 6mm flat 225mm long as per direction welded to the frame fitted andfixed in position excluding cost of concrete.

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.

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.

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:

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

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.. All floors.Two coats (new works only).

Cement washing including cleaning and smoothening surface thoroughly : (a) Two coats (on new works only).(i) Other than yellow, pink.quantity same as item no:38

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. pn the surface, if necessary :(b) On steel or other metal surface: With Super gloss ( hi-gloss)

Part-D: Lowering & Installation of Pump Motor set : Meter loop connection with 1.1 K.V. Gr. 3½ core / 4 core 10 Sqmm to 50 Sq mm. P.V.C./ XLPE insulated & sheathed and armoured Aluminium/Copper Cable from Meter to incomming TPN Main Switch / Terminal. (Brand: Gloster/Havells/Finolex) ii) 25 Sqmm 3½ Core Copper Cable

Supplying & Fitting E.I. danger board on wall. a) 20 cm × 30 cm (8" x 12")

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

Supplying and fixing earth busbar of galvanized (Hot Dip) M.S. Flat 25 mm × 6 mm on wall having clearance of 6 mm. from wall including providing drilled holes on the busbar complete with G.I. bolts, nuts, washers, spacing insulators etc. as required.

Connecting the equipments to earth busbar including supplying and fixing G.I. (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 all the damages. iii) No. 8 SWG .

Supplying and fixing Sheet steel Main Switches 240 Volt, DP with fuse on L&N, 15/16 Amps on flat iron frame on wall. (Make-Havells)

Supplying and Fixing bulk head light fitting (Havells make) with die cast aluminium housing & frosted glass on wall/ceiling incl. S&F 8 watt/100 Watt Gls. lamp complete set.

Fixing only lamps

Supply & fixing medium gauge GI Pipe (ISI-Medium) Protection with necessary fittings and jointing metarials as required. B) 32 mm .

Distribution wiring in 1.1 KV single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20 mm size PVC rigid conduit 'FR' (precision Make) incl. necy. fittings as required. ii) 2 x 36/0.3 (2.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ( Domestic Main Switch Loop connection from TPN Main Switch to domestic Main Switch.)

Distribution wiring in 2x 22/0.3 (1.5 sq mm) single core stranded 'FR' PVC insulated and unsheathed copper wire (Brand approved by EIC) in 20 mm size PVC rigid conduit 'FR' (Precision make) with 1 x 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed Copper Wire for ECC to light/fan/call bell points with Piano Key type switch fixed on M.S. C.R.C.sheet metal (16 SWG) switch board cum JB on wall complete with 2 Nos. suitable size 'Ph & N' copper bar including bakelite/ prespex (wall matching colour) top cover 3 mm thick and incl. 175mm x 100mm x 62.5mm inspection box, making earthing attachment, painting the MS box and mending good the damages to original finish. A) average run 5 mts .

Distribution wiring in 1.1 KV grade 22/0.3 (1.5 sq mm) single core stranded 'FR' PVC insulated and sheathed copper wire (Brand approved by EIC) in 20 mm size PVC rigid conduit 'FR' (Precision make) with 1.1 KV grade 1 x 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire as ECC, to 5A 3 pin flush type plug socket & Piano Key type switch fixed on M.S. C.R.C.sheet metal (16 SWG) switch board cum J.B on wall including bakelite/perspex (wall matching colour) top cover 3 mm thick and incl. painting the MS box and mending good the damages to original finish. A) On Board

Fixing only Sheet Steel Metal Main Switch (Rewireable type) / Change over on Flat Iron Frame/Angle iron frame on wall. a) 100Amps/63 Amps, 415 Volts TP/TPN Main Switch (Material Deptt. Supply)

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. Star-Delta / Auto-Transformer Starter (Above 15 HP upto 25 HP)

Fixing Voltmeter/Ammeter/Energy meter with screws & other fixing materials & making holes where necessary including making connections a) 0-50 Amp Ammeter (Material Deptt. Supply)

b) 0-500 Voltmeter (Material Deptt. Supply)

Supplying and fixing batten holder (Anchor) on 75 mm dia. PVC round block/ round bakelite on wall/ ceiling

Supply and fixing sheet metal inspection box (16 SWG) of the following sizes flushed in wall by housing the same after cutting brick wall including making earthing attachment, painting and mending good damages to building works. g) 300 mm x 200 mm x 65 mm

Supply and fixing bakelite/Perspex top cover on existing switch inspection board by brass screws. G) 300 mm x 200 mm x 65 mm

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

Insulation testing of internal wiring of Pump House/Kiosk Box including wiring of electric Motor & other ancilary equipments by means of Megger .

Supplying, fitting & fixing of 32 Amps / 63 Amps / 100 Amps, 415V rewireable type porcelain body Fuse top & base complete set conforming to IS: 13947/Part-4/Sec-I/1993 over wooden plank/ board on wall and making necessary connection with the electrical cable as per direction of the E.I.C. 100 Amps.

Supplying, fitting and fixing PVC pipes of approved make of Schedule 80 (medium duty) conforming to ASTMD - 1785 and threaded to match with GI Pipes as per IS : 1239 (Part - I). with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, nipple, longscrew, reducing socket, reducing tee, short piece etc. fitted with holder bats clamps, including cutting pipes, making threads,fitting, fixing etc. complete in all respect including cost of all necessary fittings as required,jointing materials and two coats of painting with approved paint in any position above ground. (Payment will be made on the centre line measurements of total pipe line including all specials. No separate payment will be made for accesories, specials. Payment for painting will be made seperately), a) For Exposed Work, PVC Pipes (Dia) 32 mm.

Laying only Cable upto 50 sqmm through existing RCC/Hume/ GI Pipe/ open masonry trench for single 2,3,3.5 & 4 core

Carriage of Departmental materials from the Deparmental tore to the work site and return back the damaged/replaced and unused materials to store including loading & unloading complete at both sides by Tempo/Van Rikshaw/Mini Truck etc. upto 25 Km distance in one way. i) For Delivery pipe, Surge Tank, Bend, Valve etc.

SUB TOTAL WITH OUT TAX FOR PART A+B+C+D

ADD Carriage 3% for Sl. No. from 4 to 21 and 44 to 63.

Add GST@18%. On (Sl. no. 01 to 24 + Sl. no 52 to 87)+ carrage

Labour welfare cess @1% On (Sl. no. 01 to 24 + Sl. no 52 to 87) + GST+carriage

GROSS AMOUNT INLCUDING GST+ CESS

Please Enable Macros to View BoQ information