Rejuvenation/Maintenance of Spout Chamber and P.V.C. Pipe Line (WTA System) Repair of Pump House Internal Wiring of Pump House Surging with Supply and Delivery of Different Materials for Uttar Bairgachi (655/N) HDTW at Mouza_Uttar Bairgachi BlocK_Na

PART-A : Construction of spout chamber and laying of 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.

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 (for 35 Km distance)

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.[same as plaster quantity]

Pipe Line 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.

(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.

(v) 150 mm. dia. ERW pipe 90° return bend, both end flanged

(xii) 150 mm. dia. special bend, both ends flanged.

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

vii) 200 mm dia. 700 mm. long ERW pipe short piece, end to be flanged and welded

(viii) 200 mm. dia. 2330/235 mm.long ERW pipe piece, both end to be flanged and welded

(ix) 200 mm. dia. 525 mm. long ERW pipe short piece, one end to be flanged and welded

(x) 200 mm X 200 mm X 200 mm. ERW pipe equal tee with all ends flanged

(xi) 200 mm X 200 mm X150 mm X 40 mm. ERW pipe cross fitted with threaded cap/plug on 40 mm. dia. end and flanged on all other ends.

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 160mm. dia. P.V.C. riser pipe with 150mm. 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. i) For HD.T.W.

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).

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.

(b) Gas cutting to required size upto 8 mm thick M.S. plate, M.S. channel, angle including labour charges , hire charges for all tools and plants

(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.

Supplying , fitting, and fixing including transportation 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 soaling . This will include one materials and labour complete as per drawing and direction of E.I.C.

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%

Add GST @ 18%

Add Labour Welfare Cess @ 1%

PART-B :Maintenance 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.

Brick work with 1st class bricks in cement mortar (1:6) (b) In superstructure, 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 (for 35 Km distance)

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 (for 35 Km distance)

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

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. (ii) Grill weighing above 16 Kg./sq.mtr and above

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.

i) 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 (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.

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.

a) 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)

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.

d) Shoe (i) 75 mm. Dia.

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. 1,8,9]

Add GST @ 18%

Add Labour Welfare Cess @ 1%

PART-C : 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, 2nos. Vertically and other 4 nos vertically inside the rectangle ) by lectric welding for fitting , fixing of Starter , Main switch, Volt meter. Amp meter etc. with adjustable screws, nuts 4nos 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

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 1Auto-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 (a) 0-50 Amp ammeter ( Wire & other material Deptt. Supply )

(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

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

Add extra @ 3% over schedule rates as District Charge for Nadia District

Add GST @ 18%

Add Labour Welfare Cess @ 1%

Part -D : Surging of existing tube well

Cleaning of annular space (1.2 metre dia) arround housing pipe by excavation for exposing the top of gravel layer, including making shoring and shuttering arrangement as necessary and removing the spoils to a safe distance all complete as per direction of the Engineer-in-Charge. (Measurement to be taken as depth excavated from floor level of pump house).

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 (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.

Labour charges & other charges for pouring water (if required in side the tubewell for operation of air compressor during chemical treatment from outside the surface by any means including drawing pipe line or excavation earth channel hire charges of tools & plants etc. complete.

Supply of acid component including all taxes and charge and carrying cost at site A. Sulphamic Acid

B.Calcium hypocholirate

C.Hexamata Phosphate

Labour Charges for pouring the acid in requisite quantities in perforated polythine one cloth bag & submersing the bags within the tube well at different stages of strainer with the help of string overnight, weeping and their mixing and string the acid with surge block by air Compressor (including back pressure)

Development of tubewell with not less than 350 cfm 150 psi capacity air compressor by surging and back washing for minimum 12 hrs including lowering of eduction pipe, air pipe etc. upto required depth as per direction of Engineer-in- Charge including hire and transport charge of Air compressor and other necessary tool and plants and also cost of fuel / lubricants for air compressor.

Jointing water proof cable with the leads of the motor including soldering with requisite water proof insulation and proper jointing compound / vulcanised rubber tape so that 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 (ii) Length of pump assembly of any length exceeding 18 metre

Carriage of Departmental materials from the Deparmental Store 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. iii) Pump-Motor Set (this item is applicable only for burnt/damaged Pump-Motor

Add GST @ 18%

Add Labour Welfarecess @ !%

PART E- Supply & Delivery of Different Materials

Supply of 200 mm dia NB 6.4 mm nominal wall thickness (33.10Kg/m), M.S.E.R.W. 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 metre in length)

Supply of MS standard plate flange of 150 mm dia ( Outer dia 278 mm ) and 12 mm thick with 8 nos. Standard holes conforming to IS:6392/1971, Table -17

Supply of UPVC Pipes ISI marked- IS 4985c).200 mm dia. Class-I

d).140 mm dia. Class-I

d).140 mm dia. Class-II

Supply of UPVC Fittings ISI marked - IS 10124 c).160mm FTP

Supply of UPVC Fittings ISI marked - IS 10124 a).200mm dia Tee

Supply of UPVC Fittings ISI marked - IS 10124 b).200 mm dia. PVC extra coupler

c).160 mm dia. PVC extra coupler

d).140 mm dia. PVC extra coupler

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

Supply of 3C Flat water proof CU.cables ISI marked-IS 694 3C X 6.0 Sq.mm

Supply of Switch Fuse Unit, ISI marked, IS 60947 63A Switch Fuse Unit TPN

Supply and delivery of manually operated heavy duty oil immerrsed star / Delta starter with 12 nos fixed & 6 nos moving contacts with 3 magnetic over load release with dash pot time lags and under voltage release suitable for use with 380/415 volts, 3 phase 50 Hz A.C. supply and generally conforming to IS: 13947 Part-4 (Sec-1)/1993 25 HP.

Supply of 4 inch round projection type Ammeter (range 0-50/100 amps) MIAC, accuracy within ± 1.5% and conforming to IS:1248/1968.

4 inch round projection type Voltmeter (range 0-500 Volts) MIAC, accuracy within ± 1.5% and conforming to IS 1248/1968.

Supply of C.I. Sluice Valve with hand wheel, ISI marked,IS:14846 a) 150 mm dia

Supply of Alta Alta Valve (nipple type) with handwheel 01 no. per 04 nos valve.(As.per approved exisiting dwg) a).150 mm (type-C)

Supply 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]

Supply 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) f) 150 mm dia rubber insertion with standard drilled holes (5 mm thick)

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