Installation of Sahapur-II Solar Mini RLI Scheme at Mouza-Sahapur, Block-Amdanga in the District of 24 PGS (N) under the EE (A-M) Barasat (A-M) Division under Core-Sector Program for the FY 25-26. Scheme Object ID 116906 Project ID WI252646695S000

140 mm. dia P.V.C. pipe Class- I 140(with a loose matching coupler,class-II) marking IS No. 4985/ 2000 with latest amendments with free solvent cement.

110 mm. dia P.V.C. pipe Class- I (with a loose matching coupler,class-II) marking IS No. 4985/ 2000 with latest amendments with free solvent cement.

110 mm. dia P.V.C. pipe class-II ( with a loose matching coupler,class-II) marking IS No. 4985/ 2000 with latest amending with free solvent cement.

Coupler(Cl-II) for 140 mm. dia P.V.C. pipe ( extra) I.S. 10124/2009, Part- II with free solvent cement.

Coupler(Cl-II) for 110 mm. dia P.V.C. pipe ( extra) I.S. 10124/2009, Part- II with free solvent cement.

110x110x 110 mm. P.V.C. Tee (Part-V) with free solvent cement,I.S. 10124/2009 (Cl-II)

140x140x 140 mm. P.V.C. Tee (Part-V) with free solvent cement,I.S. 10124/2009 (Cl-II)

140 x 110 mm Reducer(cl-II) with free solvent cement,I.S. 10124/2009

140 mm. dia 900 bend (cl-II) ( IS. No. 10124/ 2009 Part- 8 with latest amendment ),with free solvent cement.

110 mm. dia 600 bend(cl-II) ( IS. No. 10124/ 2009 Part- 8 with latest amendment ) with free solvent cement.

110 mm. dia 900 bend(cl-II) ( IS. No. 10124/ 2009 Part- 8 with latest amendment ) with free solvent cement.

140 mm. dia IS. NO. 10124/ 2009 Part- 4 with latest amendment End cap (Cl-III) with free solvent cement.

110 mm.dia IS.NO.10124/2009 Part-4 with latest amendment.PVC End Cap.(Cl-III) with free solvent cement.

110 mm. dia ( IS. No 10124/2009 Part- 6 with latest amendment) F.T.P.(Cl-II) with free solvent cement.

140 mm. dia ( IS. No 10124/2009 Part- 6 with latest amendment) F.T.P.(Cl-II) with free solvent cement.

Solvent cement extra (Medium duty)

MS/G.I Accessories G.I. Tripod set and Inlet & outlet Pipe Fittings as per drawing and Specification

150 mm dia G.I E.R.W. Flanged Pipe with flange as per IS 1239 (Part-I)/2004 & 6392/1971, table 17 Specification. ISI MARKED

100 mm dia G.I E.R.W. Flanged Pipe with flange as per IS 1239 (Part-I)/2004 & 6392/1971, table 17 Specification.ISI MARKED

150 mm dia 90° G.I. bend both end flanged as per IS 1239 (Part-II)/2011, Galv-IS 4736-1986 with latest ammendments. ISI MARKED

150 mm. dia I.S.I. 14846/2000 Amd No. 1&2 mark ISI mark and specification PN- 1.6 sluice valve .

100 mm dia C.I. Sluice Valve I.S.I. 14846/2000 Amd No. 1&2 mark and specification PN- 1.6 sluice valve .

100 mm dia NTP /Alfa-Alfa Valve as per technical specification

80X65mm M.S. flanged reducer (Flange having ISI Marked)

100X80mm M.S. flanged reducer (Flange having ISI Marked)

M.S Foundation Bolt for Pump Motor sets manufactured from 20 mm nominal diameter M.S Rod as per IS 2026/1992. Total length of bolts is 275+10 mm in length & 20 mm in nomonal diameter with Nuts & 2 nos washer,the average weight of such bolt 1.1 kg per bolt with tolerance in weight of each bolt @ +/-10%

Foundation Bolt, For Distrubution Chamber Quadruped (1.1 Kg each) manufactured from 20 mm nominal dia MS rod as per IS 2062/2002.Total length of the bolt is 375+_ 10mm having welded head 80+- 10 mm in length and 20 mm nominal dia with Nut & 2 Nos. Washer.

M.S. Hexagonal Head Bolts & Nuts conforming to IS-1363 (Part-I) 1992 product grade - C with latest ammedments for boths IS-1363 (Part-3) / 2002 of product grade C with latest amount for nuts properties / class for bolt 4.62 nuts for 4.5. ISI Marked. M-20 X 80 mm

Foot valve leather washer 100mm dia,

Compresed Asbestos fibre jointing for Quadruped & Tripod set( for raised surface of Flange as per IS-6392) 300mm.dia(Table-5)

Rubber Insertion I.S. 638/1979 with latest amendment sheet 5 mm. 2 Ply. ( for raised surface of Flange as per IS-6392) i) 150 m dia Ruber Insertion(Table-17)

ii) 150 m dia Ruber Insertion(Table-5)

iii) 100 m dia Ruber Insertion(Table-17)

iv) 80 m dia Ruber Insertion (Table-17)

Electrical Accessories (ii) 3CX4sqmm copper cable conforming to IS 694 [Busbar to 21A, TP Main switch to Motor starter]

(iii) 2X3CX2.5 sqmm copper cable conforming to IS 694 in 25 mm GI conduit (ISI-Medium quality) [Star-Delta Motor starter to Motor]

Laying of WTA: 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.The item includes necessary trimming the sides of trenches, levelling,dressing and ramming the bottom, bailing or pumping out water etc as required complete. (a) Depth of excavation not exceeding 1500 mm.

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

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

Laying of UPVC pipes of different diameters within field trenches in curve/ straight line including using UPVC fittings, Viz. Horizontal and Vertical Bends, riser pipes, Tee Reducer etc.and making leak proof joints with couplers after roghening the surface with wire brush and emery paper and applying solvent cement (The rate is inclusive of transport of pipes, fittigs and solvent cement to be supplied by deptt.) all complete asper direction of Engineer-In- charge. 140 mm.OD.

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

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

Ordinary Cement Concrete (mix 1:1.5:3) with graded stone chips (20 mm. normal size) excluding shuttering and reinforcement, if any, in ground floor. as per relevent IS Code. a) Pakur Variety

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 relevent IS codes.Pakur Variety

Hire and labour charges for shuttering with centreing 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, columns, lintels curved or straight including fitting, fixing and striking out after completion of works. (upto roof of ground floor) (When the height of a particular floor is more than 4m. the equivalent floor ht. shall be allowed under 16 (c) for every 4 m. or part thereof.) (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 inter-section, complete as per drawing and direction. (a) For works in foundation, basement and upto roof of ground floor / upto 4m. (i) Tor steel/Mild Steel i) For Foundation Blocks of Water Distribution System

Brick work in cement mortar (1 : 6) with first class kiln burnt bricks including racking out joints, scaffolding and other incidental works etc. complete in foundation and plinth. (a) In foundation & plinth

125 mm. thick brickwork with 1st class bricks in cement mortar (1 : 4) in ground floor including, saffolding, racking out joints etc. complete.

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints, including throating, nosing and drip course, scaffolding/staging where necessary (ground floor) excluding cost of chipping over concrete surface. (ii) with (1:6) cement mortar, (b) 15 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.

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. 150 mm. dia. GI pipe.

100 mm dia. GI Pipe

150mm dia ERW Pipe 90° return bend, both end flanged

150 mm dia sluice valve

100 mm dia sluice valve

Erection, fitting, fixing of set of M S tripod inlet and outlet pipe fittings for MDTW/MINI RLI Scheme. (Rate inclusive of transportation from departmental store to work site).

Labour charges for fitting, fixing 100 mm. Dia. Alfa-Alfa valve with 110 mm. dia.P.V.C. 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.

Supplying, fitting and fixing including transportation of sign board for identifing the exact location of Major RLI scheme (one at road side and other at site) the board will be made 3 mm thick MS plate of size 300 mm × 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 ward Red. Both bottom end of the stands pipe will be grouted in 1:2:4 CC on a single brick flat soiling. This will include one materials and labour complete as per drawing and direction of EIC.

Extra transportatation charges for carriage of of construction materials of repairing and maintenance of pipe line (except departmentaly supplied materials earth cutting and earth filling @ 4% on all actual executed item by cart/ boat/ head load with proper approval of EIC. WRDD (WB) [Excl. Item No. 34,35,36,48,49&52]

Solar: Solar Module: Supply , transport , installation and commissioning of ISI marked Solar Modules as per following specification: 1. Cell: Indigenous mono crystalline silicon SPV cells 2. Solar Module: Monocrystalline cell with PERC technology / module with bifacial cell. 3. Standards: ISI marked as per IS 14286 and having certification of IEC 61853(1), 61730(1&2), 61710 4.Modules must qualify to IS 170210 (Part 1) 5.Min. Efficiency: 19.5%. 6. Fill factor: More than 75% 7. Module wattage mismatch in the SPV array: within ±3% 8. Wattage output warranty:Should not be less than 90% at the end of 10 years and 80% at the end of 25 years. 9.The power output of individual PV modules used in the PV array, under STC: minimum 300 Wp. Necessary test certificates also to be supplied. For detail information please see Cl. no. 2.1 of technical specification . d)For 5 HP Off-grid / On-grid Solar Water Pumping System with Monocrystalline/ Monocrystalline PERC/bifacial SPV modules - 5400-5800 Wp.

Module Mounting Structure Supply , transportation & installation of G.I manual tracking/ Fixed structure made of MS hollow sections, pipes, plates, angles etc as per IS 4923, IS 1161/1239, 1079/2062, to hold min 300 Wp SPV Module as per drawing and specification . The steel structure is to be protected with minimum 80 micron galvanisation(hot dip) and provided with fixed arrangement or dual axis manual tracking arrangement for three times in a day and seasonal tilting are to be regulated to face the sun optimally. [The weight of the Module Mounting Structure given in Clause no. 5.1 should be followed. (1 no. 6 module + 1 no. 4 module Fixed str. - 2 sets)]

Foundation of Module Mounting Structure: Suitable and stable Reinforced Cement Concrete foundation for dual axis manual tracking SPV Module structure as per approved drawing. For 4 module structure

For 6 module structure

Cable and Accessories : Supplying, fitting and fixings of UV rated Copper Cable laid inside HDPE conduit and other accessories as per followings with necessary connection with the Solar PV Module, MPPT etc. i. 4.0 Sq mm single core multi studs - 5m(for 1HP/2HP/3HP) & 20m(for 5/7.5/10/15/17.5/20 HP) ii. Lugs, HDPE Pipe, Flexible Pipe, Saddle, Cable tie etc for 2 or more Structure per Structure with 9 m distance between structures.

Earthing: 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 including excavation of soil for installation of Earth Electrode and filling & ramming and connecting to individual structure to earth electrode including S&F 20 mm x 3 mm galvanised (Hot Dip) MS flat on wall/floor with GI saddles as required and connection to equipments incl. drilling holes, with bolts, nuts, washers etc.

Connecting the equipments to earth busbar including S & F GI (Hot Dip) wire of 8 swg 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) Lighting System at Scheme: (with lighting Pole) : Dusk to dawn lighting arrangement of at 4 mts height above ground level, with Hot dip galvanised 80 mm x 50 mm , medium duty pipe, with 12 V, 15Ah 2-in-1 Lithium ion/ Ferro- Phosphate battery with in-built 7-11watt LED lamp , 50 Wp solar panel (min 19% Eff.) to cover the scheme area. The lighting system should be warranted for 5years from the date of installation.

b) Lightning protection (Pole mounted): Lightning protection with 3" X 1.5" G.I pipe of 6m + 1 m height with base flange in proper RCC foundation and S & F Lightning Conductor Air Terminal made of 20 mm dia 1000 mm long GI pipe (ISI Medium) having five discharge prongs of 4 SWG GI (Hot Dip) wire at top duly soldered with 7/16 stranded GI (Hot Dip) wire and 85 mm dia 6 mm thick GI base plate at bottom incl. necessary holes etc. Earthing with 65 mm dia GI pipe (Medium) 3.0 Mts. long and 1 x 19/10 stranded GI (Hot Dip) wire (4 Mts. long), 20 mm dia x 125 mm long galvanized bolt, double nuts, double washers including socketing at both ends of stranded GI (Hot Dip) wire by crimping sockets/ thimbles and S & F 65 mm dia GI pipe (ISI-Medium) protection (3 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level to an average depth of 3.65 Mts. including connection to earth electrodes with 25 X 6mm G.I strip. (Provision of one lightning protection for each scheme as per drawing)

Supply and installation of 3 phase electromotor pump-motor set suitable for Solar operation covering 5 years warranty for the following conditions including loading, unloading, transportation etc.:- c) 5 HP ISI marked 3 phase AC 415 V Pump-Motor set having discharge at required head as below:- i) Monoblock Surface Pump-motor set ISI marked as per IS: 9079 for mini RLI scheme with discharge of 13.8 Lps at 18 mts. total head with 100/80 mm dia. reinforced PVC suction pipe (20m) and delivery pipe(10mts), foot valve, nipple, priming bend Cable and all other required accessories to complete connection of suction and delivery side .

Testing and commissioning of scheme after completion of all work

b) Supply fitting and fixing of Hot dip Galvanised ( min 80 micron) / Powder Coat painted / Galvanised M.S Kiosk Box of 800(L) X 500(W) X 650(H) and total height with legs is 950mm (above ground) including foundation(as per drawing) for mounting of motor-pump set including transportation, - For 5 HP surface pump.

Comprehensive maintenance charges for 5 years (which cover monthly inspection, Yearly training to WUA, to attend breakdown within 3 days and to keep the scheme in operation without lapse of time) c) For 5 HP both for Submersible & Surface pump Note:1 Total comprehensive maintenance charge is to be withheld in addition to Securirty Deposit. Comprehensive maintenance charges will be released @ i) Rs 0.80 for 2 HP, ii) Rs.0.80 for 3 HP, iii) Rs.0.60 for 5 HP / 7.5/ 10 HP / 15HP / 17.5HP and 20 HP Submersible & Surface per Wp per year at the end of each maintenance period i.e.at the end of 1st year, 2nd year, 3rd year, 4th year& 5th year. In case the “Bidder” does not provide service during the warranty & comprehensive maintenance period, the amount so held up will be forfeited

Insurance @ 2% for Item No. 54,57,61 and 63 for a period of 5 years. Note:2 Ist year's Insurance charge is to be paid on production of Original Receipt of premium payment. Remaining 4 years Insurance payment is to be withheld which will be released during 2nd, 3rd , 4th & 5th year on production of Original Receipt of premium payment.

Remote monitoring for 5 years: Provision for remote monitoring for the pumps must be made in the pump controller through an integral arrangement having following basic functions: a. Controller must be assigned with a unique serial number and its live status must be observed remotely on online portal through login credentials. b. Live status must indicate whether controller is ON/ OFF. The parameters i.e. the water output, water flow rate, in fault condition, array input voltage/ current, power and motor frequency should at logged at an interval of 10 minutes c. Controller must have a back up to store the data locally ( at least for 1 year) supply & installation of GSM/GPRS based Data Transmitter or Modem and to provide remote monitoring service to transmit the parameters to central server from the solar pumping system with time stamp at user-defined interval and report generation at the buyer end. (Refer Technical Spec.)

Cleaning and washing of modules once in a month with clear water to remove deposited dust and dirt on the module surface and keep the modules clean throughout the year. The activity to be performed for eight months in a year excluding four monsoon months. A log book should be maintained at thr site for the said purpose.

WUA: Campaigning in the command area of Mini RLI Sub-project by community workers for mass awareness , capacity building to achieve sustainability of Sub-projects. Cost include wage payment to community workers, transportaton, leaflet etc.

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

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

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

Meeting and onsite demonstration for operation & maintenance of one Mini RLI , water manangement and mode of collection of water tax, building of corpus fund etc

IEC Materials ( Leaflet, poster, notebook )= 8 meetings, for SL - 71 and SL-73

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 2 Community workers during 3 years' period

Add GST @ 18 % on all item from (34 to 69)

Add Cess @1% on all from item from (34 to 69) & 81

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