Drilling and installation of New Heavy-Duty Tube Well including Construction of Pump House and WTA Scheme at Mouza Bamankhana Block Khanakul I

Drilling

Drilling of bore hole 55.88 cm. Dia. Through any kind of soil by adopting any method of drilling (by direct or reverse circulation rotary ring ) upto required depth including digging trenches and pits etc. all complete. i) upto 30.0 metres bellow G.L.

ii) beyond 30.0 metres and upto 60.0 metres.

iii) beyond 60.0 metres and upto 90.0 metres.

iv) beyond 90.0 metres and upto 120.0 metres.

v) beyond 120.0 metres and upto 150.0 metres.

v) beyond 150.0 metres and upto 175.0 metres.

Labour charges for lowering of ERW MS pipes, strainer, blank pipe etc. and fitting, fixing and jointing of tubewell assembly at site by welding as per direction of the Engineer –In – Charge. i) 200 mm. NB Bottom Plug.

ii) 200 mm. NB Slotted Pipe.

iii) 200 mm. NB Blank Pipe.

iv) 350 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) 10 mm. thk. ( 350 x 200 ) mm. NB M.S. Reducer of approved quality including socket.

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.

(iii) M.S. Top cap of suitable size (8 mm thick) and approved quality for covering top of housing pipe of 350 mm NB (Top cap will be tack welded with housing pipe at 4 points 90° apart).

(iv) 100 mm width × 12 mm thick Sockets / Rings made from MS Flats by rolling process and double butt welding for jointing 350 mm NB Pipe.

(v) 75 mm width × 10 mm thick Sockets / Rings made form MS Flats by rolling process and double butt welding for jointing 200 mm NB Pipe.

Supply of gravel for use as pack in tube well of 2 mm to 4 mm. size (as per IS: 4097) and 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. i) For site at any district of west Bengal of West Bengal up to 180 km from Quary (Distance of Nimdangi DTW from the quarry at Durgapur is 158 Km.)

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 200 psi, 375 cfm Air- compressor, actual psi and cfm depend on 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.

ii) Depth beyond 120 upto 200 m

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 200 mm NB ERW pipes (to be issued departmentally) in 10 (ten) rows (each row consisting of 96 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 head-load 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 of 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 site within 4 Km from all weather metal road.

Electrologging of bore hole of different dia tubewell for ocating 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)

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.

Filling in foundation or plinth by fine 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) B) Do with fine 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 (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. ( Rate Analysis attached) (For site 25 Km from Tarakesar Rail Yard)

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

Brick work with 1st class bricks in cement mortar (1:6) (b) In 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 9, polymer based paint as per item 8 (a) of subhead C of Section (C)

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

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.

R.C. shelves (1:1.5:3) either precast or cast in situ with stone chips and necessary reinforcement upto 1% (0.8% main and 0.2% distribution bars), shuttering etc. and 10 mm. thick cement plaster (1:4) including neat cement finishing and cutting chase fitting and fixing in position, mending good damages as necessary complete. In ground floor (a) 50 mm. Thick panels I. SAIL/ TATA/RINL

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. ( 45 KM from Tarakeswar Railyard) ( Rate Analysis attached)

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 4 m III. OTHER MANUFACTURERS NOT SPECIFIED

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

Supplying, fitting and fixing windows and ventilators with or without integrated grills conforming to IS 1038-1975 and manufactured from rolled steel sections conforming to IS 7452-1974 with non-friction projecting type, box type hinges, glazing clips, lugs locking bracket, handle plate etc, including hoisting in position, straightening if required, fixing lugs in cement concrete (1:2:4) with stone chips 20 mm down cutting holes and mending good damages to match with existing surface complete in all respect excluding glazing. In Ground floor. Flash butt welded windows and ventilators, Without integrated grills. (b) Openable steel windows as per IS sizes with side hung shutters and horizotal glazing bars. [The extra rate admissible for the openable portion only]

(iv) Two point nose steel handle including fitting and fixing.

(vi) steel peg stay 300 mm long including fitting and fixing.

(viii) M.S. integrated grill as per approved design integrated with steel window or ventilator, joints continuously welded with M.S. flats and bars. 4x0.95x1.25x10 Kg =

M.S. works in framed gratings of window etc.made of round or square bars and frame work or M.S. flats (with the bars securely fixed to the flat bar frame ) with or without intermediate flat bar stiffener and fixed with necessary screws etc. complete , as directed. In ground floor. (For doors)

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. 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-in-charge 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 etc. I) For structural members of specified sections weighing less than 22.5 Kg./m

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: (ii) 75 mm. Dia

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

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 1:4 cement mortar. (b) 10 mm thick plaster

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) 15 mm thick plaster

Acrylic Distemper to interior wall, ceiling with a coat of solvent based interior grade acrylic primer (as per manufacturer's specification) including cleaning and smoothning of surface. Two Coats

Protective and Decorative Acrylic exterior emulsion paint of approved quality, as per manufacturer's specification and as per direction of Engineer-in-Charge to be applied over acrylic primer as required. The rate includes cost of material, labour, scaffolding and all incidental charges but excluding the cost of primer. In Ground floor (Two Coat) a) Normal Acrylic Emulsion

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

(A) 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).

For construction of Pump house add 3% extra for carriage over above items except Item no.-2.01 &2.0 9

Water Transmission Arrangement

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

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.

(iii) 140 mm dia.

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.)

Filling in foundation or plinth by Fine 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)

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 (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.( Rate Analysis attached) (For site 25 Km from Tarakesar Rail Yard)

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. ( Rate Analysis attached) (For site 25 Km from Tarakesar Rail Yard)

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) (f) 25 mm to 30 mm shuttering without staging in foundation

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 4 m (iii) FROM MANUFACTURAR TATA/ SAIL/RINL

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.

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

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. In Ground Floor

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.

Erection, fitting, fixing of set of M S Quadruped inlet and outlet pipe fittings for HDTW I MIDI RLI Scheme.(Rate inclusive of transportation from departmental store to work sitej.

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 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 x 200) mm dia M S expander with 200 mm dia UPVC pipe with the help of FTP(flanged tail piece) by joining the PVC end of the tail piece and 200 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).

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 dimantling all these after completion of test - all complete as per direction. i) For H.D.T.W.

For Water transmission Arrangement of RLI / Tube well 3% extra over the schedule rates,save & except for earth work in excavation & filling works, will be allowed for extra carriage by cart / boat / head load besides initial transport by truck etc. i.e 3% of Item No. 1 to 22 except Item no. 1 & 3

Internal Wiring of Pump House

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.

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.

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) b) For HDTW/MDTW/MINI RLI Scheme ii) 25 Sqmm 3½ Core Aluminium Cable

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.

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.

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: (a) 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

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

Fixing only Voltmeter/Ammeter/Energy meter with screws & other fixing materials incl. making necessary holes and connections.

Supplying and Drawing with 1.1 KV, PVC flexible 'FR' cables copper conductor conforming to IS 694 in suitable size with fitting and fixing on wall/Kiosk Box , including making necessary connection to the pre-fixed devices with all necessary accessories like saddle, screw, clips, gland, socket etc. conforming to IEE regulation and as per direction of EIC. (Brand:Gloster/Havells/Finolex) (ii) 3C X 16 sqmm copper cable conforming to IS 694 [Busbar to 63 A, TP Main switch and 63 A TP switch to Motor starter]

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. C) 2 x 36/0.3 (2.5 sqmm) + 1 x 22/0.3 (1.5 sqmm)

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

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.

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

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).

Supplying and fixing Sheet steel Main Switches on flat iron frame on wall 240V DP with fuse on L&N 15/16 A (Standard)

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

Materials - Drilling

MS ERW pipe duty ISI certification marked both end plain length of pipe should be as per IS specification/requirment of ordering authority as per IS 4270/2001 with latest amendments there of 350 mm. NB of medium class. wall thickness 8 mm

MS ERW pipe duty ISI certification marked both end plain length of pipe should be as per IS specification/requirment of ordering authority as per IS 4270/2001 with latest amendments thereof 200 mm. NB of medium class. wall thickness 6.4 mm

Materials - WTA

Galv. M.S. Flanged pipe 150 mm dia (4.8 mm)

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. i) M20 X80mm

ii) M20 X100mm

iii) M16X65mm

iv) M16X80mm

Supply & Transport of Rubber Inserction 5 mm thick with proper reinforcement 2 Ply confirming to IS 638/79 with latest ammendments 150 mm Dia.

Supply & Transport of Rubber Inserction 5 mm thick with proper reinforcement 2 Ply confirming to IS 638/79 with latest ammendments 200 mm Dia. (Est. no.-27 of 2025-26, Sanctioned dated 10/11/2025 of SE(AI), Kol(AI) Circle)

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.

GI Set for Distribution Chamber, All material lSI marked (As per appvd. Existing drawing & tech. spec.) Quadruped Set (For HDTW) (full set)

Foundation Bolt for Distribution Chamber (Quadruped & Tripod sets) manufactured from 20mm nominal diameter MS Rod as per IS-2062/1992.Total length of the the Bolt is 375 +/- 10mm having welded head 80+/- 10mm in length & 20mm in nominal diameter with nut & 20nos washer (As per Annexure-E) .The average weight of such Bolts to be 1.1 Kg per Bolt @+/- 10%.

Supply of Compressed Asbestos Fibre jointing made from 5mm thick red jointing shet as per IS2712/1998 Grade W/FYSAXAM] 321 Gasket for raised surface of MS Flange as per IS 6392/71 500 dia.

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

90 degree G.I Bend(Both end flanged)- ISI Marked -IS 1239,Galv.-IS 4736 a) 150mm dia.

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 10124/1988 marked & required solvent cement duly IS 14182/1994 marked for each pipe. Length of each straight pipe 6 m with tollerence (+10 mm) 200mm dia class-I

140mm dia class-I

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 10124/1988 marked & required solvent cement duly IS 14182/1994 marked for each pipe. Length of each straight pipe 6 m with tollerence (+10 mm) 160mm dia class-II

Flanged tail piece with metalic flange class II IS 10124 (Part-5)/1988 with latest amendments. 200 mm Nominal Size (Class-II)

160 mm Nominal Size (Class-II)

Bend 60 degree bend,200mm Nominal Size (Class-II) (IS 10124 (part-9)/1988 with latest amendments)

90 degree bend,140mm Nominal Size (Class-II) (IS 10124 (part-8)/1988 with latest amendments)

60 degree bend,140mm Nominal Size (Class-II) (IS 10124 (part-9)/1988 with latest amendments)

Straight Reducer (IS 10124 (Part-3)/ 1988 with latest amendments) 200 mm x 140 mm Nominal Size (Class-II)

160 mm x 140 mm Nominal Size (Class-II)

Equal Tee (IS 10124 (Part-5)/ 1988 with latest amendments) 200 mm Nominal Size Equal Tee (Class -II)

140 mm Nominal Size Equal Tee (Class -II)

End Cap (IS 10124 (Part-4) /1988 with latest amendments) 200 mm Nominal Size (Class -III)

140 mm Nominal Size (Class -III)

Coupler (IS 10124 (Part-1&2) /1988 with latest amendments) 200 mm Nominal Size (Class -II) (Extra)

140 mm Nominal Size (Class -II) (Extra)

Solvent Cement (IS 14182/ 1994 with latest amendments)

Materials - Pump motor set and Accessories

Submersible pump sets, ISI marked- IS:8034 for pump and IS:9283 for motor (read with latest amendment for all IS) [180-125m³/hr, 20-35m] (25 HP) 150mm outlet (350mm)

Motor controller, IS:60947 , 25 HP 3Ø Electromagnetic Star-Delta motor controllers with 4 pole heavy duty Power contactor, single phasing preventer and normal protective features, MCB, Indicators, push buttons, Ammeter & Voltmeter, all in IP54 enclosure of min 16swg, CR sheet steel, 10 tank process powder coat painted and as per technical specification.

Switch Fuse Unit, ISI marked, IS:60947, 100A Switch Fuse Unit TPN

3C Flat water proof Cu. Cables ISI marked- IS:694, 3C X 6.0 sqmm

a) Galv. MS Column pipe, ISI marked- IS:1239, Galv- IS:4736 150 mm dia one end screwed & other end non-std flange 3 mt long (bottom)

b) Galv. MS Column pipe, ISI marked- IS:1239, Galv- IS:4736 150 mm dia both end with non-std flange 3 mt long (middle)

a) Galv. MS Column pipe, ISI marked- IS:1239, Galv- IS:4736 150 mm dia one end std. & other end non-std flange 3 mt long (top)

G.I. Holding Clamp- IS 1239, Galv- IS 4736, 150 mm dia

Materials - Energisation

Pcc Pole 9 mtr long

GI STAY SET HT

GI STAY WIRE 7/3.15MM

Porcelain guy insulator HT

GI EARTH SPIKE 1833X20MM

GI WIRE 5 MM

DTR 63 Kva

Polymer Pin insulator 11 kv

Polymer Disc insulator 11 kv

Hard wire fittings 11 kv

PVC Cable 50 sqmm 4 core

LT Kiosk 63 kva DTR

ACSR 50 sqmm

Pcc Pole 8 mtr long

GI STAY SET LT

GI STAY WIRE 7/2.5MM

Porcelain guy insulator LT

D Iron Clamp

Shackle insulator

Shackle Strap

Turn Buckle

MS V Bracket 11 kv 9 mtr pole

MS Top Adoptor 11 kv 9 mtr long

TPGO Isolator 11 kv

MS Channel 100x50x6 mm

M/S Channel 75x40x5 mm

M/S Angle 65x65x6 mm

M/S Flat 65x6 mm

Esclalation Charge

Labour - Energisation

Conduction of Physical Survey Using VM APP

Painting of Digits for Unique pole No on Pole

Earthing Complete

Fixing of Shackle insulator

Sagging with PVC Cable 50 sqmm 4 c

Survey HTOT line

Survey LTOT line

Service connection charge 3 ph

Erection of Sub Stn DP 9 mtr pcc pole

Erection of Pcc Pole 9 mtr long HT

Erection of Stay Set Complete HT

Erection of Stay Set Complete LT

Erection of Single Pcc Pole 8 Mtr long LT

Sagging with G.I wire 5 mm

Fixing of Pin insulator 11 kv

Fixing of Disc insulator 11 kv

Erection of 63 kva DTR

Fixing of TPGO isolator 11 kv

Sagging with ACSR 50 sqmm x 3 w

Fixing of LT Kiosk

Earthing DTR Nutral with materials

Fixing of LA

Fixing of T off Bracket on SP

Sign Board

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-in-charge 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 etc. I) For structural members of specified sections weighing less than 22.5 Kg./m

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.

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

(A) 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).

Fixing post of iron or precast concrete by digging hole in the ground (in all sorts of soil) and embedding the same by packing the hole with cement concrete (1:3:6) (with jhama khoa. For Purulia, Bankura and Darjeeling Hill by Pakur Variety, Local Black Hard Stone & Bazree respectively) and finishing the top surface to regular shape (as directed) with 15 cm cement plaster (1:6) complete, including the cost of concrete, plaster etc.but excluding the cost of the post : (i) Average dia. of the hole 200 mm. to 300 mm. (Cement-12.1 KG/No.) Depth Exceeding 675 mm but not exceeding 750 mm

Painting block letters or digits in Black Japan or any approved paint as per direction. b) Size 2.5 cm. to 4 cm.

c) Size 4.0 cm. to 5.0 cm.

Water Users Association

Campaigning in the command area of HDTW Sub-projects by community workers for mass awareness, capacity building to achieve sustainability of Sub-projects. Cost include wage payment to community workers, transportation, leaflet etc.

Meeting Cost for WUA formation, cost including Refreshment, training materials, transport local conveyance, wage payment to community workers, remuneration to resource person and incidental charges.

Registration Cost for WUA under suitable act (Society) deed writing including registration charges, conveyance cost & opening of Bank A/c etc.

Livelyhood plan / Micro plan formulation cost for minor irrigation scheme. Cost including refreshment, training materials, transport local conveyance, wage payment to community workers, remuneration to resource person and incidental charges (rate on meeting).

Meeting and onsite demonstration for operation & maintenance of one HDTW tubewell, water management and mode of collection of water tax building of corpus fund etc.

IEC Materials (Leaflet, poster, note book) = 8 meetings, for SL-2 and SL - 4

Documentation Cost for activities of WUA Scheme - by still photography, report booklet etc in both hard and soft copy.

Impact study & monitoring of scheme by site visit of Community workers during 3 years' period.

GST @ 18% on Iten 1, 2, 3, 4, 9 & 10

Labour Welfare Cess @ 1% on Iten1, 2, 3, 4, 9 & 10 incl. GST

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