Public Health Engineering Department Tender

2.1.4 Add 15% extra on above item (Item no 2.1.1 to 2.1.3) for drilling depth beyond 100 mtr and up to 200 mtr, rate shall be applicable for only extra depth beyond 100 mtr and up to 200 mtr.

Item: 2.23 Supply & Fixing tube well cover of MS sheet 8mm thick at top & 5mm thick 100mm wide shroud around the edge so as to form a cap on the top end of casing pipe with GI Nipple 45cm long & two GI flanges at both ends in 80mm sizes passing through a hole in the centre of MS sheet. A 25 mm socket with end plug shall also be welded over top plate. A GI nipple having outside thread of size 1/2 (for installation pressure gauge) shall be provided & welded with 80mm GI nipple near top plate nipple shall be provided with end plug. 2.23.2 150 mm dia

Item: 2.8 Testing verticality of tube well by plumbing system and yield test and draw down test by pumping system as per IS : 2800 (Part II) 1979 or as per amended up to date.

Item: 2.10 Development of tube well having depth up to 250 mtr as per IS: 11189- 1985 and IS: 2800 (Part- I)- 1991 (both amended up to date) using suitable methods to give sand free water for required yield of the gravel packed tube well.

Item: 2.11 Supply of ERW M.S. black casing pipe ISI marked (IS: 4270/2001) or amended up to date of following sizes 2.11.1 150 mm dia NB(Thickness of pipe 5.0 mm & mass of tube 20.13 Kg/m)

Item: 2.12 Labour charges for making slots on blank pipes made of ERW MS black pipe ISI marked of following sizes, the slotting should be as per IS:8110-1985. 2.12.2 150 mm dia nominal bore of 4.8 mm thickness

Section: solar system with tank

Item: 10.3 Supply, installation, testing and commissioning of MNRE approved off Grid Solar Panels for running of motor pumps with 25 years of Linear Generation warranty, Work includes designing of solar panel area and MS fabricated structure 120 micron hot dip galvanized iron , showing arrangement of panel in available space and installation of PV module on frame structure such that minimum height of lower edge of panel shall be 4.0 mtr from ground level to safeguard against damage and theft as per indicative drawing enclosed with the bid document. The foundation of structure shall be in RCC. Mounting structure shall be suitably designed to withstand wind velocity up to 150km/hr. The work shall be executed as per detailed technical specifications, approved drawing and direction of Engineer in Charge. Note: There shall be 5 year service warranty for solar panel and mounting structure and suitable provision shall be included in tender document.

Item: 10.6 Supply, installation, testing and commissioning of DC submerssible pump sets with inbuilt or individual solar pump controller with Maximum power point tracking (MPPT) for optimally use the solar panel and maximize water discharge to deliver maximum water during the day including PVC flat submersible cable from controller to motor pumps. Solar pump shall be of Stainless steel construction and performance shall be as per scope of work and minimum lift of water shall be as per defined in scope . Pump controller shall have Adequate protection against dry operation of motor pump set, and against hails and storms. Full protection against open circuit, accidental short circuit and reverse polarity should be provided. A good reliable on/off switch suitable for DC use is to be provided. The cable shall be ISI marked three core PVC flat submersible cable as per IS 694:1990 or amended up to date ( standard insulation) and conductor as per class 5 of IS 8130:1980 or amended up to date. The duty condition of pump set shall be as per scope of work and entire work shall be as per technical specification and direction of Engineer in charge. 10.6.3 2.2 KW (3.0 HP)

Item: 10.7 Supply, installation, testing and commissioning of Remote monitoring unit on off grid solar controller for remote ON/OFF, parameter setting, monitoring and troubleshooting through mobile etc. complete. Web charges and data charges for 5 year during service warranty etc. complete in all respect as per technical specification and as per direction of Engineer.

Item: 10.8 Providing, installation, testing and commissioning structural steel work riveted or bolted in built up sections, trusses and framed work, including cutting, hoisting for following staging and capacity of Rotational Moulded Polyethylene water storage tank on it as per indicative drawing given in the bid document. On the Polyethylene tanks, there shall be provision of suitable space for installation of solar panels up to 5.0 KW and further additional 2.5 KW on the side of Steel structure if required as per indicative drawing. Cost of solar panels is not included in this item . The structural steel shall be 120 micron hot dip galvanized iron and foundation of structure shall be in RCC with minimum depth as 2.0 mtr (other than rocky strata). The work includes P&F of Polyethylene Water Storage Tank(IS: 12701, ISI marked, indicating the BIS license No.) of approved make with cover. Providing & fixing 50 mm dia ISI marked G.I. class B pipe for inlet, outlet and over flow pipe and 32 mm GI class B pipe for wash out with GM gate valves at inlet and outlet pipe Including making connection etc. complete as per drawing, technical specification and direction of Engineer in In charge. The scope includes inlet GI pipe from ground level to water tank and outlet pipe from water tank to ground and up to 2.0 mtr away from foundation and overflow pipe is to be interconnected in distribution pipe line. Wash out pipe shall be taken up to a suitable point minimum 5.0 mtr away from tank. Water level controller shall installed to monitor level in tank and shall automatically shut off motor when tank is filled . 10.8.1 5000 Liter X 2 Nos. PE water tank, staging 10 meter.