Digging of Bore well at Environment Park Kijipora District Ganderbal.

Amount

PART "A" Drilling/Boring of 125 mm diameter Tubewell by Air Rotary Drilling Rig Unit suitable for lowering of MS casing of 125mm diameter in suitable drilled bore hole as per specifications laid down in IS 2800 (Part-I) with upto date amendments encountered including installation, testing and commissioning of M-II hand pump assembly complete. The job is to be done in all kinds of soils, boulder, rocks, collapsible strata, saturated soils, artisan conditions by ODEX/DTH attachments and exploration of ground water by tapping sufficient aquifer zones, including collecting samples from different strata after every 10-feet in transperant container/boxes for proper visualization/inspection, then preparing and submitting of strata chart/ bore log /Job card. The job includes the cost shifting of drilling accessories, tools, bits, casing shoe, consumables like fuel, lubricants, skilled and unskilled labours and other unforeseen items.

Supplying, assembling, lowering and fixing in vertical position in bore well, ERW (Electric Resistance Welded) Fe 410 mild steel screw or socketed/ plain ended 125mm nominal Dia casing pipe conforming to IS:4270:2001 with upto date amendments of reputed & approved make, including painting outside surface with two coats of anticorrosive paint of approved brand and manufacture, including required transportation, hire & labour charges, fitting/ welding and necessary accessories, all complete for all depths, as per direction of Engineer-in-charge. The casing pipe is to be slotted as per the site requirements and and as directed by site engineer.

Providing/Laying of Plain Cement Concrete block of size 4ftx4ftx1ft in 1:3:6 mix to give adequate strength to act as a sanitary block for the well. In case the suitable space for the above specification is not available, the surface area is to be adjusted accordingly in the shape of Circle/Square/Rectangle or as per site shape available.

Harnessing and yield test of the tube well by way of shifting machinery to site including DG set, submersible pumping unit, Tripod for lowering and uplifting of pumping unit along with column pipes and all other necessary tools and tackles required for completion of the job in accordance with IS:2800 (Part-I&II) to establish maximum rate of usable water yield free from sand and chemical contents by installing a test pump (submersible pumping unit suitable for the bore well). The pumping operation of well shall be continued till the measuring yield are achieved not less then 1000 GPH by step draw down method and turbidity level comes below 5 NTU and collecting the water sample and shall be tested in central laboratory all complete.Minimum 25 HRS Maximum till the desire result are achieved.

Site Preparation by way of: a) Demolishing cement concrete manually/by mechanical menus including disposal of material within 50 meters lead as per direction of Engineer-in-charge: 1:3:6 or richer mix. /c equivalent design mix) 0.70m x 0.30m x 4.5m b) Extracting and stacking MS Fencing part wise, from cement concrete block work, stacked within a lead of 50 meters. c) Excavation in dumped stones or malba including stacking of serviceable and unserviceable material separately and disposal of unserviceable material lead upto 50 m and lift upto 1.5 m, disposed material to be neatly dressed for making access to the drilling machine to the exploration site.

PART "B" Providing, installation, Lowering, testing and commissioning of single-phase submersible pumping unit with allied equipment required for successful installation. following specifications. Pump: Dia. of Well Casing = 125mm MOC: SS 304 Outlet size : 32mm NB Discharge of the Pump = 75-100 LPM Dynamic Head Range = 40-50 Meter Speed = 2850 RPM Mat. of the impeller = Noyrl/ Cast steel Efficiency = Not less than 45% Shaft Material = Stainless Steel Fluid to be handled = Clear water Make = KSB/Crompton/or equivalent Motor: Rating = 1.5 hp MOC: SS 304 Frequency = 50Hz Working Voltage = 220 Volts – 15% +6% Efficiency = Not less than 45% The job also includes: Fabrication, providing & fitting of suitable dia. GI nipple cum reducer as per outlet of above submersible pump duly threaded up to suitable length and other end for membering with column pipe as per site requirement. fab. of mild steel crate belt around the pump motor including all allied works at site. Providing & fitting of 40mm dia long elbow duly threaded at top of well casing.

Design, Providing, installation, testing and commissioning of factory fabricated Advanced sub control panel suitable for operating 3 HP single phase submersible pumping unit with voltage range 150-240 Volts having run capacitor 100 MFD and Start Capacitor 150/200 MFD with over load relay 12-22 A fitted with contractor 25 A, Miniature circuit Breaker B32, protection devices, indicating lamps, push buttons for ON & OFF, Dual metering module 50 HZ AC power supply including necessary interconnections etc. as required ( to be installed for Two no. wells)

Fabrication, Providing and fitting of 32mm split type MS Clamps 6mm Thick, 1 feet long and 2.5 inch wide for lowering and holding of pumping unit fitted. The job includes the cost of required size of nuts and bolts.

Fabrication, providing, lowering & fitting of 32 mm Dia. Class B socketed GI column pipe pieces in the well by utilizing tools and tackles like chain pulley and tripod at site. The job includes the cost of cutting/threading of each column on both sides. Each length of column pipe is to be of 3 Meter long included is cost on account of providing, fitting of desired size heavy duty GI socket to each joint after 10 feet length up to ground level. Pipe material shall be with all BIS codes. (to be installed in two no. wells).

Providing & fitting of 8 mm sq. insulated multi stranded steel wire from gantry post up to pumping unit in well to avoid detachment of pumping unit in case of failer of threaded joint. (to be installed in two no. wells).

Providing and Fitting of 04 No. D-clips for holding/ gripping/fastening of above steel wire. (to be installed in two no. wells).

Providing & fitting of 125mm dia well cap with central hole 32mm dia.

Providing and fitting of 10 Sqmm, 2 core, XLPE Armoured Aluminum Cable confirming to IS 7098 prt I as service line from LT feeder to main MCCB including necessary thimbles, crimping, taping etc. make Havells, National, Polycab or Equivalent.

Providing and fitting of 3-Core flat 4 mm Square submersible copper cable confirming to IS: 694 (Part I) 1964 & IS 694 (part II) 1964 for connecting Submersible Pumping Unit with starter. The cable connection terminals shall be fitted with copper thimbles and taping of required size.

Design, manufacturing, providing, erection, testing and commissioning of 1 MT capacity overhead gantry systems made out of diff. steel structures viz. MS Plates, MS pipes, beams by various operations viz. cutting, welding and buffing etc. a) Vertical posts made out of 100 mm dia. MS pipe medium class with thickness of 4.5 mm (2 x 20' = 40 x 12.19 m @ 12.20 Kg/m = 149 Kg) Horizontal member ISMB 150 - 1 x 8' = 38 Kg b) Top and bottom surface plates 6"x6" made out of MS plate 5 mm thick - 0.14 SM @ 39.25 Kg/m x m = 5.5 Kg c) Foundation blocks of size 2 ½ x 2 ½ x 5 - 1.77 CUM to be laid in 1:3:4 mix. The job includes earthwork excavation and grouting of the base plates in foundation block as per site requirement. d) Providing and fitting of 8'x8' size canopy over the above fabricated gantry by way of ISA 40x6 mm (128 Kg). e) Providing and fixing of CGI high rib colour coated sheets 26 SW 10 Sqm over 8'x8' size canopy. f) Providing and fitting of 1' long 40x40x5 mm angle iron pieces for fabrication of ladder on one of the two vertical posts - 11 Kg. g) Providing and finishing by buffing, two primary coats of red oxide followed by two coats enamel steel painting of whole gantry with approved shade.

Supplying and fabrication of Prefabricated steel Cabin for protection of control panel having size 5'x5' having one side roof, height 7' min and 8' max and flooring 10 inches above ground surface. MOC: 80 mm thick PUF Wall Panel, 50 mm thick Profile PUF Roof Panel, Base frame: SHS 80 mm, stays: SHS 80 mm. Flooring: 20 mm thick solid waterproof ply board lapped over 750x750 grid work fabricated out of RHS 75x32 mm. Finishing with 02 coats of red oxide primer and 02 coats of synthetic enamel paint of recommended shade (MS work only). The job shall include fixing of necessary flashings and C-channel etc. with the aid of aluminium rivets/fastener etc.

SITC of 10KVA Manual operated, single phase, oil cooled, copper wound, voltage stabilizer with high voltage auto-cut relay system and volt meters for monitoring input and output voltage. Voltage range 70V to 220V.

Earth work in excavation by manual means wherever required to maintain the alignment of the pipeline, in trenches for pipes (not exceeding 1.5 m in width) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan, including dressing of sides and ramming of bottoms lift up to 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed, within a lead of 50 metres in all kinds of soil. Measurement: 150m x 0.45m x 0.45m + 5m x 0.60m x 0.45m

Providing and fixing G.I. pipes joined welded by with MS flanged joints excluding trenching and refilling etc. (external work) 32mm dia. nominal bore, B-class. The job shall include fitting of GI bends duly welded to the pipes wherever needed. Providing and fitting of 32mm screwed gate valves having gun metal trim (02 nos). The cost shall include P/F of gasket, bolts with nuts.

Providing and fixing of 40mm dia GM/brass non return valve/check valve, vertical (screwed end) (1W + 1S).

Providing and laying in position cement concrete of specified grade including curing but including the cost of centring, shuttering and 12mm thick cement plaster to new work in (1:3 cement sand ratio). All work up to plinth level with: 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) 0.609 x 0.304 x 4.5m.

Re-fitting of extracted fencing, sign boards in the cement concrete block including welding of posts and other necessary metal works and completion of job. The job shall include labour charges for shifting and installation of fencing, consumables, hire charges for welding machine and generator only.

M/S JEHLUM BOREWELLS (BID ID -2634715)