Re-drilling of MDTW with Renovation of W.T.A. of Renjura MDTW at Mouza-Renjura,Block-Dantan-II in the District of Paschim Medinipur under the Executive Engineer (AI),Midnapore (AI) Division under Core-Sector Program for the Financial Year 2025-2026

DRILLING & DEVELOPMENT : 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.

(vi) beyond 150 metres and upto 175 metres.

(vii) beyond 175 metres and upto180 metres.

Labour charges for lowering of UPVC pipes, strainers, blank pipe etc. and fitting, fixing and jointing of tubewell assembly at site by threading, etc. as per direction of the Engineer-in-charge. (i) 150 mm NB Blank Pipe, Slotted pipe & Bottom Plug.

(ii) 250 mm NB Housing Pipe

i) Supplying, fitting, fixing MS centre guide consisting of 3 nos not less than 450 mm long and 125 mm rise of arch ) of approved quality with two nos MS clamp suitable for PVC -U pipes.

ii).Supplying,Fitting and fixing 250 mm dia UPVC top cap.

iii).Supplying,Fitting and fixing 150 mm dia UPVC end cap.

Supply of approved quality Pea shaped gravel of 2 mm to 4 mm size and Gravel Treatment of Tube well including screening, washing, cleaning etc. of the Gravels at site complete as per direction of Engineer-in-charge.(i) For sites within 4 km from all weather metal road. iii)For site at any district of West Bengal upto 180 km distance from quarry

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 and compiled data sheets should be submitted to Engineer-in-Charge (cost is inclusive of all materials, labour & comilation of data sheets. The work should be done as per direction of Engineer-in-Charge including compilation of data.

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. For sites within 4 km from all weather metal road.

Development of tubewell with 100 psi, 250 cfm Air-compressor and 1.5 cusec discharge capacity Vertical Trubine pump and carrying out step-drawdown test, yield test, verticality test and other tests as per prescribed method and as per direction of Engineer-in-Charge, including arranging, installing all equipments and testing instruments as required at site and dismentling the same after successful completion of tests, all complete. Depth beyond 120 metre and upto 200 metre.

CONSTRUCTION OF PUMP HOUSE: Earthwork in excavation of foundation trenches or drains in all sorts of soil (including mixed soil but excluding laterite and sand stone), including removing, spreading or stacking the spoils, within a lead of 75 m as directed. Depth of excavation not exceeding 1500 mm.

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

Filling in foundation or plinth by silver sand in layers not exceeding 150 mm as directed and consolidated the same by through saturation with water ramming complete including the cost of supply of sand.

Single brick flat soling of picked Jhama bricks including ramming and dressing bed to proper level and filling joints with local sand.

Ordinary Cement Concrete (1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any, as per relevent IS codes. With pakur varity

Brick work withIst class brick in cement mortar (1 : 6) . (a) In foundation & plinth

(b) In superstructure ground floor

12.5 cm. thick 1st class brickwork in cement mortar (1 : 4) .

Ordinary Cement Concrete (1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any, as per relevent IS codes. With local hard black stone variety chips. With pakur varity

Hire and labour charges for shuttering with centreing and necessary staging upto 4 metre using approved stout props and thick hard wood planks. (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 structure including distribution bars, stirrups, binders etc. including supply of rods........ complete as per drawing and direction including cost of wire upto 1st floor level.

Plaster (to wall, floor ceiling etc) with sand and cement mortar including rounding off or chamfering corners, as directed .......... as necessary at ground floor. (a) with (1:6) cement mortar , 20 mm. thick plaster.

(b) with (1:3) cement mortar , 10 mm. thick plaster.

Grey artificial stone in floor, dado,staircase etc. with cement concrete 1:2:4 laid in panels as directed with 3.25 mm. neat cement finishing at top and including rounding off corners. 35 mm thick artificial stone flooring.

Neat cement punning about 1.5 mm. thick in wall dado,floor, drain, door and window sill etc. complete.

MS structural works in columns, beams etc. with simple rolled structural members (Joist 125 mm x 75 mm section)conforming to IS : 226, IS : 808 & SP (6) 1964 etc. complete.

Supplying, fitting and fixing approved qulity asbestos cement down pipe in position with necessary clamps, nails including making holes in wall, floor etc. and and cutting trenches etc. if necessary and mending good damages including jointing materials complete.(i) 76.2 mm dia .

Priming one coat on steel or other metal surface with synthetic enamel / 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. On steel surface (super gloss). Two coats (with any shade except white).

M.S. gate as per approved design made of strong M.S.frame work, intermediate stiffeners and round / square bars or angles. M.S. sheet (not less than 14 gauge) gussets, cleats etc.including necessary riveting, bolting, welding, locking and hanging arrangement.

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

Supplying ,fitting and fixing windows and ventilators with or without integrated grills conforming to IS 1038-1975 and manufctured fom rolled steel sections conforming to IS 7452-1974 with nonfriction projecting type, box type hinges, glazing clips, lugs locking bracket, handle, plate etc. complete.(b) Openable steel window as per sizes with side hung shutter and without integrated grill.

MS integrated grill as per approved design integrated with steel window or ventilator, joints continuously welded with MS flats and bars.

Applying dcorative cement based paint of approved quality after preparing the surface including scraping the same througly as per manufacturs specification.

Supplying 1 m x 0.6 m x 24 swg MS sign board 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.

INTERNAL WIRING AND LOWERING OF PUMP MOTOR SET: Meter loop connection with 1.1 K.V. 3.5 core 25 Sq mm copper armoured Cable from Meter to incomming TPN Main Switch Terminal.

(b)Supplying and fixing Sheet steel Main Switches on angle iron frame on wall100/125 A Havells

Fitting & fixing of Pump Controller (15 HP to 20 HP capacity) of size 950 mm x 1000 mm x 450 mm over iron legs (600 mm height) on floor with 150 mm thick Cement Concrete (4:2:1) block and making necessary connection with the electrical cables as per direction of the E.I.C.

Supplying, fitting & fixing of 250 X 350 X 25 mm mm size wooden board for fixing electrical equipments..

Supplying and fixing sheet steel 240 V ,15/16 A, DP Standard main switch of approved make on flat iron frame on wall 240 V DP with fuse on L & N as per direction and good damages to wall.

Main line Wiring in 1.1 KV grade single core stranded 'FR ' PVC insulated & unsheathed copper wire of size 2 x 2.5 sq mm + 1 x 1.5 sq mm in 25 mm PVC Casing Caping including necessary PVC clips, fittings etc.

Distribution wiring in 1.1 KV grade 2 x 22 /0.3 (1.5 sq m) single core stranded "FR" PVC insulated and unearthed copper wire (approved make)in suitable size pvc casing - capping with 1.1 KV grade 1 x 22 /0.3 (1.5 sq m) for ECC including necessary fittings 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 including necessary connection and making earthing attachment and mending good damages to building works. (average run 5 m.)

Supplying and fixing 240 V, 6A, 5 pin modular type plug socket without switch and plug top on existing GI modular type switch board with top cover plate and making necessary connection with PVC cupper wire and earth continuity wire etc. complete.

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

Supplying & fitting 200 mm × 300 mm. E.I. danger board on wall surface.

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 equipment to earth busbar including supplying and fixing G.I (Hot Dip) wire no 4 SWG on wall / floor with stapples buried inside floor / wall as required and making conection to equipments with bolts , nuts, washers, cables logs etc. as required and mending good all the damages.

Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 mtrs.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 pie protection (1 m long) to be filled with bitumen partly under the groung level and partly above groundlevel driven to an average depth of 3.65 Mts. below the ground level as below:(a) By TATA Medium GI pipe Set.

Transportation of submersible Electro Motor Pumping set including bend, sluice valves, column pipes etc. along with all other accessories and equipments over pucca/ kancha road from sub divisional store to work site including loading at the lifting point and unloading at the delivery point including necessary head load upto 100 m at both ends. Distance upto 50 km.

Instalation of submersible electro motor pumping set 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,----- etc complete.

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 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.!. bend by making a hole on plate for passing submersible cable smoothly and complete in all respect.

Supppying, fitting and fixing of 125 mm heavy duty supporting clamps in two halves made of M.S. flat for holding 125 mm N.B. Column pipe, thickness of the clamp 12 mm, width of the clamp 150 mm, extended length of the arm 200 mm, space between rows 100 mm, space between bolts in a row 75 mm, equally spaced from the centre line of the arm, dia of bolt 16 mm. The gap between arms of clamp and pipe assembly before tightening should be between 6 mm to 10 mm. Two rows of bolts of two nos in each rows of 16 mm size shall be provided on either side of the clamp, in other words there will be all together 4 rows of bolts with the provisions of 8 nos of bolts with nuts and with spring and flat washer.

Fitting & fixing of MS bend with necessary nut bolts and rubber insertion.

Fitting & fixing of Sluice Valve, with necessary nut bolts and rubber insertion.

WATER TRANSMISSION ARRANGEMENT (WTA) : 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.

Filling in foundation or plinth by silver sand in layers not exceeding 150 mm as directed and consolidated the same by through saturation with water ramming complete including the cost of supply of sand.

Single brick flat soling of picked Jhama bricks including ramming and dressing bed to proper level and filling joints with local sand.

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. a) 140 mm. dia

b) 110 mm. dia

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.(d) With local hard blackstone variety chips.

Hire and labour charges for shuttering with centering and necessary staging upto 4 metre using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, beams, columns, lintels curved or straight including fitting, fixing and striking out after completion of works (upto roof of ground floor). 25 mm. to 37.5 mm. thick wooden shuttering.

Reinforcement for reinforced concrete work in all sorts of structure including distribution bars, stirrups, binders etc. including supply of rods, initial straightening of bend bars excluding coil bars and removal of loose rust (if necessary) cutting to requisite length, hooking, bending to correct shape, placing in proper position and binding with 1.626 mm (16 SWG) black annealed wire at every inter section complete as per drawing and direction including cost of wire upto 1st floor level. ( For Tor steel).

Brick work with Ist class brick in cement mortar (1 : 6) .

20 mm thick plaster (to wall, floor, ceiling etc.) with (1:6) sand and cement mortar including rounding off or chamfering corners, as directedand racking out joints or roughening of concrete surface including throating. Nosing and drip course as necessary at ground floor 15 mm thick (1:6) proportion.

Neat cement punning about 1.5 mm. thick in wall dado, floor, drain, door and window sill etc. 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.

Priming one coat on steel or other metal surface with synthetic enamel / 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. Two coats (super gloss except white)

Labour charges for fitting, fixing 110 mm dia valve with 110 mm dia class-II UPVC riser pipe with the help of FTP (flanged tail piece) by joining the PVC/ACP end of the tail piece and riser pipe with coupler and flanged end of tail piece and valve with rubber insertion, nuts and bolts etc. complete. (Rate inclusive of transportation from departmental store to work site).

Labour charges for fitting, fixing 140 mm dia Flap valve with 140 mm dia class"UPVC riser pipe with the help of FTP (flanged tail piece) by joining the PVCend of the tail piece and riser pipe with coupler and flanged end of tail piece Eachand Flap valve with rubber insertion, nuts and bolts etc complete.(Rate inclusive of transportatio from departmental store to work site).

Fitting & fixing of 150 mm dia sluice valve.

Fitting & fixing of 150 mm dia 90 degree MS bend with flange ends.

Fitting fixing and laying of 150 mm dia MS/ERW/GI pipe making leak proof joints by using rubber insertion nuts and bolts (all materials including pipes to be supplied Departmentally ) maintaining proper alignment and level including transportation from Departmental store. a) 150 mm dia pipe.

Installation / Erection of SurgeTank / Shore manifold (to be supplied fromDeptt. free of cost) over a rigid base of ordinary cement concrete (1:2:4) withgraded stone chips (20mm. nominal size) of pakur varity of 1250 mm X 1250 Each 2263.08mm X 150 mm. over a single layer of brick flat soling and embedding the legsof the surge tank/shore manifold within the concrete base including cost of all materials and labour and as per direction of Engineer-in-Charge.

Testing of pipe line system against leakage by filling the distribution chamber with water and supplying water through the entire pipe line net work for atleast 4 (Four) hours including hiring and transport of suitable generstor , pump , tools and plants, fuel and lubricants and installation of the pump connecting the same with pipe line network making necessary electrical connection and dismantling all these after completion of test all complete as per direction of Engineer -In -Charge.

Carriage of Departmental materials from the Deparmental Store to the worksite and return back the damaged/replaced and unused materials to storeincluding loading & unloading complete at both sides by TempoNanRikshaw/Mini Truck etc. upto 25 Km distance in one way ( i) For Delivery pipe, Surge Tank, Bend, Valve etc.

Supplying 1 m x 0.6 m x 24 swg MS sign board 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.

Energisation work for shifting meter & others , Meter loop connection with 1.1 K.v. Gr. 3.5 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 1Terminal. (Brand: Gloster/Havells/Finolex) b) For HDTW/ MDTW/ MINI RLI Scheme i) 25 Sqmm 3.5Core Copper Cable.

M.S. structural works in columns, beams etc. with simple rolled structural members (e.g. joists, angle, channel sections conforming to IS: 226, IS: 808 & SP (6)- 1964 connected to one another with bracket, gussets, cleats as per design, direction of Engineer-incharge complete including cutting to requisite shape and length, fabrication with necessary bolting, metal arc welding conforming to IS: 816- 1969 & IS: 1995 using electrodes of approved make and brand conforming to IS:814- 2004, haulage, hoisting and erection all complete. The rate includes the cost of rolled steel section, consumables such as electrodes, gas and hire charge of all tools and plants and labour required for the work including all incidental chages such as electricity charges, labour insurance charges etcI) For structural members of specified sections weighing less than 22.5 Kg./m.

PROCUREMENT OF MATERIALS, A) PVC PIPES FOR DRILLING : Supply of uPVC threaded casing pipes (CM) of nominal dia 250 mm , wall thickness 12.5 mm conforming to IS : 12818:1997 with latest ammends & ISI marked with male female thread.

Supply of uPVC threaded casing pipes (CM) of nominal dia 150 mm , wall thickness 7.5 mm conforming to IS : 12818:1997 with latest amends there of & ISI marked with male female thread. ( Beyound 75m requiement if any will be supply from dept. store)

Supply of uPVC threaded Ribbed screen pipes of nominal dia 150 mm , wall thickness 7.5 mm conforming to IS : 12818:1997 with latest amends there of & ISI marked with male female thread.

250x150 socket (CD)

B) COLUMN PIPE : 125 mm NB column pipe one end screwed & other end welded with non standard flange.(3 m long) BOTTOM . As per Annexutre F & technical specification -3.

125 mm NB column pipe both end welded with non standard flange.(3 m long) MIDDLE . As per Annexutre F & technical specification -3.

125 mm NB column pipe one end welded with non standard flange & other end welded with standard flange.(3 m long) TOP . As per Annexutre F & technical specification -3.

C) PUMP MOTOR SET & PUMP CONTROLER: 25HP 3 phase Electromagnatic star delta motor controller with 4 pole heavy duty power contractor , single phasing preventar and normal protective feactures, MCB,Indicator, push botton , ammeter, and volt meter,all in IP 54 Encloser of min16 SWG CR sheet steel, 10 tank process powrded coat painted and as per technical specification.

Submersible motor set having capacity of 100 cum per hr. discharge at 39 m head , along with flat submersible electric cable for 3 m., bowl with strainer and non return valve . Motor should be designed for operating at 415 volt + 6 % and - 15 % 3 phase, 50 cycle . AC supply wet type water filled tottaly enclosed squirrel cage induction mortor 17.5 HP water lubricated. Motor as per IS 9283/1995 with latest amendments thereof and pump as per IS certification of WPIL or similar make as per direction of EIC.

3 Core 6 sq mm Flat Water Proof Copper Cable as per IS Specification.(Brimsin or of any other reputed brand as per direction of EIC)

MS hexagonal head bolts & Nuts bearing IS - 1363 (Part -I) / 1992 of product Grade - C with latest amendments for bolts & IS 1363 (part - 3) / 1992 of product grade - C with latest amendments for nuts properties / class for bolts - 4.6 & for nut - 4.5. Both bolts & nuts are to be duly ISI certification marked.

Supply of rubber insertion 5 mm thick with proper reinforcement 2 PLY conforming to IS 638 / 79 with ISI marked with latest amedments suitable for raised surface of MS flange as per IS 6392/71 (Table - 5,11& 17)red jointing sheet as per IS 2712 / 1998 grade W/3 FYSAX AMJ 321. Gasket for raised surface of MS Flange as per IS 6392/71.

PROCUREMENT OF MATERIALS OF PVC PIPES. A) PVC PIPES & ACCESSORIES FOR WTA : 140 mm dia P.V.C. Pipe (Class-I) as per IS 4985/2000 ,thickness 2.0 to 2.4 mm, Ivory grey coloured, 6 m length with one end matching coupler (class - I) .

110 mm dia P.V.C. Pipe (Class-I) as per IS 4985/2000 ,thickness 1.6 to 2.0 mm, Ivory grey coloured, 6 m length with one end matching coupler (class -I) .

110 mm dia P.V.C. Pipe (Class-II)as per IS 4985/2000 ,thickness 2.5 to 3.0 mm, Ivory grey coloured, 6 m length with one end matching coupler (class - II) .

140 x 140 x 140 mm dia P.V.C. Equal Tee as per IS 4985/2000 and Class -II.

110 x 110 x 110 mm dia P.V.C. Equal Tee as per IS 4985/2000 and Class -II.

160 mm dia F.T.P. as per IS 4985/2000 and Class -II with metallic flange.

160x140 mm dia P.V.C. Reducer (Class-II) as per IS 4985/2000 and Class -II.

110 mm dia F.T.P. as per IS 4985/2000 and Class -II with metallic flange.

140 X 110 mm P.V.C. Reducer (Class-II) as per IS 4985/2000 and Class -II.

110 X 90º P.V.C. Bend as per IS 4985/2000 and Class -II.

140 mm dia P.V.C. End Cap as per IS 4985/2000 and Class -II.

140 mm dia P.V.C. coupler as per IS 4985/2000 and Class -II.

110 mm dia P.V.C.coupler as per IS 4985/2000 and Class -II.

Solvent Cement as per IS 14182/1994 with latest amendments.

B) MS /GI , ERW ACCESORIES : 150 mm nominal dia (PD) ISI marked Sluice valves pressure designation P.N. 1.6 with hand wheel for water works purpose, CI flanged type conforming to IS: 14846/2000 with amended no. 1 & 2 . Components /parts of sluice Valves shall be manufactured from basic materials given in table 1 of IS : 14846/2000 with amnd. 1 & 2 . The valves shall be tested for (closed end test requirement).

150 mm (NB) MS ERW 90 degree bend as per IS 1239 (Part -II) / 1992 with latest amends, both end welded with flange as per IS 6392/1971 , table -17 with latest amends.

100 mm dia CI Alfa Alfa Valve ( Flanged Type) .

MS hexagonal head bolts & Nuts bearing IS - 1363 (Part -I) / 1992 of product Grade - C with latest amendments for bolts & IS 1363 (part - 3) / 1992 of product grade - C with latest amendments for nuts properties / class for bolts - 4.6 & for nut - 4.5. Both bolts & nuts are to be duly ISI certification marked.

Supply of rubber insertion 5 mm thick with proper reinforcement 2 PLY conforming to IS 638 / 79 with ISI marked with latest amedments suitable for raised surface of MS flange as per IS 6392/71 (Table - 5,11& 17)red jointing sheet as per IS 2712 / 1998 grade W/3 FYSAX AMJ 321. Gasket for raised surface of MS Flange as per IS 6392/71.

125mm N.B 90º Elbow one end 125 mm N.B flange welded other end ring welded with 150 x 125 mm N.B free backing flange(T-17)

Supplying MS Surge Tank as per Drawing the body of which made of 5 mm th MS sheet and top & bottom cover are made of 5 mm th ms sheet welded with body & strengthten with rib etc. all joints must be electrrically welded to aleak proof condition and joints must be capable of with standing pressure of 50psi , the surge tank should be fitted with all accessories as specited in the drawing.entaired surge tank is to be painted with a coat of priming.

80MM DIA scrwed at one end and flanged at other 3m long

G. S. T. @ 18% on only for item no-1 to 85

Add Labour well fare Cess @1% of item no-1 to 85 + GST

Please Enable Macros to View BoQ information