Installation of 3 number of Solar power operated Tube Well

Amount

Installation of 7 (Seven) number of Solar Power Operated Light Duty Tube-Wells (LDTW) schemes at Gannegarh-Raypur and Maheshpur Mouza in Chinsurah-Mogra and Polba-Dadpur Block in the district of Hooghly under WBADMI Project during the current Financial Year 2021-2022.

Drilling of bore hole of suitable diameter upto required depth by water jet system through any type of soil including hire and labour charges for boring pipes, scaffolding, other tools and plants etc. and taking out the same all complete and other incidental works in this connection. The bore hole should have minimum 65 mm gap in between outside of the tube well pipe and the bore. iii) for lowering 150 mm dia GI/PVC pipe (a) 0 mtr. to 120 mtr.

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, 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-incharge)

Labour charges for lowering of pipe, strainers, blank pipe etc. and fitting, fixing the same including cutting, threading where necessary complete including bucket washing and other incidental works in this connection.

Supply of Casing Pipe as Per IS marked-IS-12818 150 MM NB ,7.5 MM th. ( Medium)

150 mm dia 7.5 mm thick Sreen Ribbed (Medium) lSI marked- IS12818 (v) 150 mm dia

Supplying, fitting and fixing including supplying of suitable jointing compound for fixing in position, threading, if necessary etc. all complete. 100 mm. dia. CI cutter piece upto 450 mm long with socket.

Supplying, fitting and fixing including supplying of suitable jointing compound for fixing in position, threading, if necessary etc. all complete. 150 mm dia. G.I. threaded top cap fixed in position.

Supplying, fitting and fixing including supplying of suitable jointing compound for fixing in position, threading, if necessary etc. all complete. 100 x 150 mm UPVC readucing socket

Supply of gravel for use as packin tubewell of 2mm to 4mm. 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

Washing and development by pumping with 30 cum per hour capacity pump for a period till sand free water comes out and the discharge is about 30 cum per hour, followed by final yield test; inclusive of all tools, plants and scaffolding and hire charge of submersible pump, generator etc. all complete

Hire charge of generators including accessories and operational personnels for aquifer parameter test including transporation, fuel, lubricant, electrical connections etc. complete ( 2 nos generators - one running & one stand by for uninterrupted power supply to be arranged for each site). ii) 10 K.V.A

Labour charges for lowering the submersible pump set, column pipes with necessary accessories including fitting & fixing the same in the tubewell including proper electrical connection with generator all complete as per direction of Engineer-in-charge and also withdrawal of the same after completion of the test.

Collecting of sample of water for bacteriological & chemical test from any depth at any point of time during execution of works including hire & labour charges for tools and plants and sterilizing the equipments, paying all charges and fees towards testing by accredated Lab. etc. complete in all respects as per direction of the Engineer-in-charge.

Sypply of E.R.W.M.S.(Electrical Resistant Welded M.S.) black pipe of TATA make (heavy quality) as per standard specification, 5 mm thick iv) 250 mm dia. (internal)

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 controllerl 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.). (b) 30 m3 her hour capacity electro motor pumping set. (ii) Length of pump assembly of any length exceeding 18 metre length.

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

80mm dia M S Holding Clamp .-IS-1239 , Galv.-IS-4736

80 mm dia one end screwed and other end screwed. 3 m long.

80 mm dia one end std & other end non std flange (top) 3m long

80 mm dia *90 degree GI bend both end flanged ISI Marked-IS-1239, Galv-IS-4736

Supply of M.S. Hexagonal Head Bolts& Nuts bearing IS 1365( Part-I)/ 1992 of product Grade- C with latest ammendments for Bolts & IS 1363 ( Part-III)/1992 of Product Grade-C with latest ammendments for nuts properities for class bolt 4.6 & Nut-4.5 Both Bolts & Nuts

Supply & Transport of Rubber Inserction 5 mm Thick with Proper reinforcement 2 Ply confirming to IS-638/79 with latest ammendments duly ISI Marked suitable for raised surface of MS Flange as per IS 6392/71 (Table -5,11 &17)

80 MM dia C.I Sluice Valve with Hand Wheel ISI Marked, IS-14846

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.

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

(A) Filling in foundation or plinth by find 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 by 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 (6mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per relevant IS codes. Pakur variety

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

Brick work with 1st class bricks in cement mortar (1:4) (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] (ii) With 1:4 cement mortar (Outside) (a) 20 mm thick plaster

Reinforcement for reinforced concrete work in all sorts of structures including distribution bars, stirrups, binders etc initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at every intersection, complete as per drawing and direction. (a) For works in foundation, basement and upto roof of ground floor/upto 4 m. (i) Tor steel/Mild Steel. ii) SAIL/ TATA/RINL

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. (i) Grill weighing above 10 Kg./sq.mtr and up to 16 Kg./sq. mtr. (b) Extra for work in grill gate. (I) For hanging and locking arrangements including supply of materials and labour complete.

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.

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

Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering etc. including using of approved putty etc. on the surface, if necessary. With other than hi-gloss of approved quality, on timber or plaster surface (iv) Two coats (with any shade except white)

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 . (a) 25 mm to 30 mm thick wooden shuttering as per decision & direction of Engineer-In- Charge.

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

Applying Exterior grade Acrylic primer of approved quality and brand on plastered or cencrete surface old or new surface to receive decorative textured(matt finish) or smooth finish acrylic exterior emulsion paint including scraping and preparing the surface throughly, complete as per manufacturer's specification and as perdirection of the EIC. In Ground Floor: (b) Two coat

Protective and Decorative Acrylic exterior emulsion paint of approved quality, as per manufacturer's specification and as per direction of EIC 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.

Supply,fitting & fixing of Ordinary Mechanical Water meter

3C Flat water proof cables 3C X 2.5 Sq.mm

P.V.C.Flexible Hose pipe, lSI marked -IS 15265. 75 mm dia Lay Flat Hose (Non-lSI)

Solar Module: Supply , transport , installation and commissioning of ISI marked as per IS 14286 and IEC 61853(1), 61730(1&2), 61710 certified Solar Module of Multicrystaline/Monocrystalline/ Monocrystalline PERC/bifacial cell with min. efficiency of 15% and fill factor more than 70%, laminated between sheet of -Ethylene Vinyl Acetate (EVA) and high transmissivity 3.2/4.0 mm tempered glass , framed in anodized aluminium frame .The power output of individual PV modules used in the PV array, under STC, should be a minimum of 300 Watt peak, with adequate provision for measurement tolerances.Modules supplied with the SPV system should have warranty for output wattage, which should not be less than 90% at the end of 10 years and 80% at the end of 25 years. Necessary test certificate also to be supplied.For 5 HP Off-grid Solar Water Pumping System with Polycrystalline SPV modules - 5500 - 5600 Wp

Module Mounting Structure ( For 2HP, 3HP and 5HP Solar Water Pumping System): Supply , transportation & installation of G.I manual tracking structure made of MS hollow sections, pipes, plates, angles etc as per IS 1161/1239, 1079/2062, to hold min 300 Wp SPV Module as per drawing and specification of MNRE . The steel structure is to be protected with minimum 80 micron galvanisation(hot dip) and provided with dual axis manual tracking arrangement three times in a day and seasonal tilting are to be regulated to face the sun optimally The weight of the Module Mounting Structure holding 4 Modules should not be less than 165Kgs, holding 5/6 Modules should not be less than 235 Kg and holding 8 Modules should not be less than 265 Kg.

Power conditioning unit with IP54 enclosure : Supply , transport , installation and commissioning of IP 54 protected enclosured Inverter Unit qualifying IEC 61683-Efficiency measurement and IEC 60068-2-Environment Standard , safety standard suitable for 3 Phase A.C. motor, IGBT based high voltage switching inverter with MPPT technology, to take care of the variation of Sun light and will be suitably mounted inside the metal enclosure. Inverter should have protection against Dry run, Over current, Under current, Over voltage, Under voltage, Short circuit etc. System should be able to run at low sunshine and minimum 7 to 8 hours a day run should be possible during normal sunshine.condition. Inverter should have option to auto start for any short trip off due to low light/ cloudy situation except for dry run. Inverter should be provided with a display to show the various parameter by the user such as Voltage, Current, Solar panel DC voltage, Inverter IGBT temperature, Out put AC voltage, Output frequency, Pump flow (direct or calculated method), Irradiation etc . The system should store the data at a set interval, be capable to transfer it to external storage device and support communication of its operational parameters and logs over Modbus protocol . It should also monitor and save total run time, total water pumped etc . There should be provision for interfacing GPRS based data transmission . c) For 5 HP Capacity pump motor set

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 - 10 Mtrs (Minimum) ii. 6.0 Sq mm single core multi struds -5 Mtrs (Minimum) iii. Lugs, HDPE Pipe, Flexible Pipe, Saddle, Cable tie etc. For 5 HP per structure

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.

Lightning protection (Pole mounted): Lightning protection with 3" X 1.5" G.I pipe of 4 mts 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. (Provision of one lightning protection for each structure)

Supply and installation of 3 phase electromotor set suitable for solar operation covering 5 years warranty for thje following conditions including loadind , unloading , transportation etc.c)iii Submersible pump motor set LDTW ISI Mark as per IS :8034 with discharge of 7.5 LPS - 5.83 LPS at 30 mts.-35 mts. Total Head with cable (3) m cover plate socket ,flange nipple , rubber insertion, nuts and bolts and all other acceceries including transportation of bend,column pipes, pipe ,cable ,switch valve ,Lay flat hose pipe etc from Deptt. store to site within 100 KM .

Testingand commissioningof schemeafter completion of all work.

Comprehensive maintenance charges for 4 years beyond 1 year warranty period (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) For 5 HP both for Submersible & Surface pump

Remote monitoring for 5 years: 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

Insurance @ 2% for Item No. 43, 46 & 50 for a period of 5 years. Ref:- WRIDD, SOLAR PHOTOVOLTAIC INSTALLATION FOR WATER PUMPING SYSTEM,Chapter 12.00(Rev schedule approved by CE on 12.06.20) 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. Note:(i) Extra rate for diffecult/Reverine Areas connected by river route and/or ferry crossing as applicable as per current PWD Schedule of Rates (Building Works) for item no. 2 & 3. (ii) Extra rate for transportation @ 2% for item no. 1 & 2 as applicable for the district of Malda, Uttar Dinajpur, Dakshin Dinajpur , Jalpaiguri, Cooch Behar and Alipurduar.

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 LS 3,677.51 and writting of both sides of Sign board. Base - Yellow, and words - Red. Both bottom end of the stands pipe will be grouted in 1:2:4 CC on a single brick flat soling. This will include one materials and labour complete as per drawing and direction of E.I.C.