Water Resources Development Directorate Tender

(b) 30 mtr.to 60 mtr.

(c) 60 mtr. to 90 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 for all charges for equipments, labour, data aquisition and compilation of data sheets as per direction of the Engineer-in-Charge).

Labour charges for fitting, fixing & jointing thread to thread with solvent cement the PVC. pipes (Housing pipe, Blank Pipes, Strainers, bottom plug etc.) and lowering the same carefully into the bore hole down to the required depth complete in all respects as per direction of the Engineer-in-charge.. (a)150 mm dia. blank pipe, Bottom Plug & Screen /SlottedPipe 150 mm dia. M.S. / G.I./PVC Housing pipe.

Supply of PVC Casing pipe ISI marked IS 12818 150 MM N.B. 7.5 MM Medium

Supply of PVC 150mm dia 7.5 mm thick sreen ribbed (Medium)

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) 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.

(ii) M.S. Top cap of suitable size (6 mm thick) and approved quality for covering top of housing pipe of 250 mm NB (Top cap will be tack welded with housing pipe at 4 points 90°apart).

Supply of PVC pipes & fittings Schedule 80 (medium duty) conforming to ASTMD - 1785 and threaded to match with GI Pipes as per IS : 1239 (Part - I). End Plug (Dia)150mm

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 with in 4 km from all weather metal road, a) for North bengal District

Development of tubewell with high velocity jetting toolcombined with adequate capacity Air-compressor and carrying out yield test, as per prescribed method with report suggesting placement of pump (type + yield) after obtaining sediment and colour free water as per direction of the Engineer-in-Charge, including arranging, installing all equipments and testing instruments as required at site and dismantling the same after successful completion of tests, all complete. For 150mm N.B/D.N slotted / screen pipes upto 18 metre length

Packing annular space in between the outside the well pipe, where necessary, with puddle clay balls of approved size as per direction of Engineer-in-charge with cost of all materials and labours complete.

Ordinary cement concreting ( mix 1:1.5:3) of size 1.0 m x 1.0 m x 0.15 m & placing & fixing 150 mm dia. UPVC Pipe around the Tube well with graded stone chips (20mm nominal size, River Bazree ) including shuttering and reinforcement( 10 mm dia. @ 150 mm c/c) all complete at site as per direction of Engineer-in-Charge .

Supply of E.R.W.M.S. black pipe of approved make(heavy quality) as per standard specification having wall thickness not less than 8 mm. (i) 200 mm dia. (internal)

Supply of Galv. MS Column pipe, ISI marked-1239, Galv-IS 4736 80 mm dia both end screwed and one end socketted 3m long (bpottom)

Supply of Galv. MS Column pipe, ISI marked-1239, Galv-IS 4736 80 mm dia screwed at one end and std flanged at other 3m long (top)

Supply of GI holding clamp IS 1239, Galv- IS 4736 c) 80mm dia

Supply of 90 degree GI bend (both end flanged) ISI marked IS 1239, Galv- IS 4736 e) 80 mm dia

Supply of 100 mm dia lay Flat Hose (Non-lSI)

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.

Labour charges for lowering the sumersible pump set, column pipes with necessary accessories including fitting & fixing the same in the tube well including proper electrical connection with generator all complete as per direction of EIC and also withdrawal of the same after complrtion of the test.

Mobilisation charges for transporting upto site including loading, unloading of all plants, machinaries & equipments required for drilling, development and testing of Tubewells and also the cost of construction temporary roads over field and / or culverts, repairing existing roads and / or Culverts all complete, carrying materials on head load, carts or boats as the case may be :_ (i) For sites within 4 km from all weather metal road.

SOLAR PANEL, PUMP AND INSURANCE

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. f) For 5 HP Off-grid Solar Water Pumping System with Polycrystalline SPV modules - 5350-5600 Wp. (16nos @335Wp)

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 8 Modules should not be less than 265 Kg.(2 nos 8 module structure @265kg)

Foundation of Module Mounting Structure: Suitable and stable Reinforced Cement Concrete foundation for dual axis manual tracking SPV Module structure as per approved drawing. (As per direction of EIC c) For 8 module structure.

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. b) For 5 HP capacity Pump-motor set (As per direction of EIC)

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 2HP) & 20m(for 3/5 HP) ii. Lugs, HDPE Pipe, Flexible Pipe, Saddle, Cable tie etc b) For 5 HP per structure (As per direction of EIC)

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

Lightning protection (Pole mounted): Lightning protection with 3" X 1.5" G.I pipe of 5m + 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 415 V Pump-Motor set having discharge at required head as below:- iii)Submersible Pump-motor set for LDTW ISI marked as per IS: 8034 with discharge of 7.5 Lps - 5.83 Lps at 30 mtr. - 35 mtr. Total head with cable (3m), cover plate, Socket, Flanged Nipple, Rubber Insertion, Nuts & bolts and all other accessories including transportation of Bend, Column Pipes, cable,sluice valve, lay flat hose pipe etc. from Deptt. Store to site within 100km.

Testing and commissioning of scheme after completion of all work (As per direction of EIC)

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 parameter 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.)

Comprehensive maintenance for 5years (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) (As per direction of EIC)

3C Flat Water proof Cu Cables ISI Marked - IS 694. (b) 3C X 2.5 Sq mm

INSURANCE @ 2% for item no 2.01, 2.04 and 2.09 for a period of 5 years. (As per direction of EIC)

Supplying, fitting and fixing including transportation of sign board for identifying the exact location of TW 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 soling. This will include one materials and labour complete as per drawing and direction of E.I.C.