Construction of 125 mm dia (M.S. Casing Pipe) Machine Drilled Bore Well along-with Installation of Solar Submersible Pumping Unit at RRS IGFRL, KD Farm, Old Air Field, Rangreth, Srinagar.

Amount

Drilling of 125mm dia water well in collapsible strata conglomerate Boulder, Gravel Pebbles Slit, Clay, Rock, whatsoever formation encountered, using 115mm dia, Odex/DTH method and exploration of Ground Water by tapping sufficient aquifer Zones below ground level with simultaneous lowering of 125mm dia M.S Plain ended pipe duly chamfered/bevelled and welding face to face, the job accessories, tools, attachments POLS, consumable, both skilled and unskilled labourers reqd. the job includes the cost of casing driving shoes of adequate hardness. BHN suitable for all strata. It also includes the cost of development of well with suitable air compressor to clean the tapped water from all the suspended impurities. The job includes the cost of slotting and lowering of the requisite casing upto the drilling depth. The specifications of the bore well shall be as under; 1. Min. dia of the each bore well…….. 125mm 2. Max. depth of each bore…….. 150m 3. Dia. Of MS pipe to be used……… 125mm 4. Class of pipe……….. “C” Class 5. Sample collection of strata to be collected for examination…………. after every 10 feet. 6. Drilling/boring method to be used……. Air Rotary (preferably) Providing, fitting and lowering of 125mm dia (Nominal) MS casing pipe. The pipe shall be plane and bevelled ended. The pipe shall be lowered up to the desired level BGL. The average length of each pipe shall not exceed 3.00 Mts. The welding electrodes used for welding the pipe shall confirm to relevant IS codes.

Providing, fitting, installation and commissioning of 02 HP solar based water pumping unit all other allied accessories like HDPE tank, solar panel etc. having following specifications: 1. Light weight stainless steel pump and body submersible pump as per the guidelines issued by Department of MNRE 2. Suitable for bore of min 125mm dia. 3. Pump and motor construction: SS-304 4. Outer dia. Should not be more than 100mm 5. Discharge dia of the pump should be 25-32mm 6. Dry run protection 7. Over and under voltage protection 8. Overload protection 9. Over temperature protection Solar pump controller specifications: 1. Having MPPT function which can optimize the performance of the pump 2. Having DC-AC VFD suitable for inputs from the photo voltaic arrays 3. Having certified IP 54 enclosure having DC switches and surge suppressor. 4. Compiles with requirements of international standards like IEC 61683 ad IEC 60058-2 as well as MNRE guidelines. PV Modules specifications: The PV module shall contain mono/multi crystalline silicon solar cells: Power of a single module :330 W ± 5% Open circuit voltage: 44-46V Voltage at max. power : 35-38 V Current at max. power : 8-9 A Series fuse ratings : 20A Application class ratings: Class A Fire ratings: Class-C The PV module shall be as per IEC 61215 revised specifications. Installation Depth of submersible pump: 30-60 mtrs Total head of the pump: 50-80 mtrs Daily yield of the solar pump: 25000-30000 LPD @ 8hrs/day Providing and fitting of Power cable: 2-core×2.5 sq mm cable as per IS694 as required (Havells/Polycab/Standard Make) PVC pipe ¾ inch for covering cable for concealment as required A good MCCB (Havells/L&T/Standard make) is to be provided between the solar cells and the controller. Providing and fitting of Protection devices: Adequate protection shall be incorporated against dry operation of motor pump set, protection against lightening, hails and storms. Full protection against open circuit, accidental short circuit and reverse polarity is provided. A good reliable MCB (Havells, L&T, standard make) is to be provided with the motor pump set. Sufficient size and length of cable should be provided for interconnection between the PV array and the motor pump set. Providing and fitting of Steel Structure: Hot dip galvanized steel structure (size 5050×4.8mm) designed to cater to min 150 Km/hr wind speed and/or to bear the weight of min 1m high snow on solid foundation made of reinforced cement concrete being enough to hold the weight of structure (to be developed separately. Height of the panelholding structure upto 10 ft from the surface of the foundation block. Running length of ISA to be used for structure specified above should not be less than 150 ft. Providing and fitting of HDPE Tank: 5000 ltr HDPE (double insulated) water storage tank to be kept on concrete structure constructed, laying and fixing of rising main of 25m dia pipes with all fitting including all materials, labours and T&P etc. required for proper completion of work. Outlet with 03 No taps to be provided for use of water by the public. Providing and fitting of Lightening arrestor and earthing: Lightening arrestor kit has to be installed should be electrode based with proper chemical mixing. Also proper earthing has to be provided at the pump controller enclosure. Warranty: Make: Grundfos or equivalent NOTE: 1. The PV module shall be warranted for a minimum period of 10 yrs from the date of supply and the complete solar pumping system will be warranted for minimum period of five years from the date of installation. 2. Required spares for trouble free operation during the warranty period shall have to be supplied by the firm free of cost. All the components of the solar system shall have to be covered under comprehensive maintenance contract (CMC) for 5 years, the cost of which is included.

Civil Works for Platform as enunciated below.

Earth work in excavation by manual means in trenches for foundation, drains pipes, cables etc. not exceeding 1.5 m width and for shafts, wells cesspits and like not exceeding 10 sqm on plan, depth upto 1.5m including disposal of excavated earth upto 1m from cutting edge, disposed earth to be leveled and neatly dressed in all kinds of soil.

Providing and laying of boulder fittings of size upto 225mm laid in layers and then packing and ramming. The job includes cost of carriage by mechanical means or by manual labour up-to actual site of work with all leads and lifts.

Providing and laying in position the specified grade cement concrete excluding shuttering. All work up-to plith level in M7.5 mix (1:4:8)

Providing and laying in position cement concrete in M15 mix of specified grade including the cost of centering and shuttering

AL AMEEN INFRASTRUCTURES

M/S SHAKEEL UR REHMAN