|
| 1 | Construction of 125 mm Machine drilled Community Bore well and supply installation testing and commissioning of submersible pumping equipment along with required accessories atVillage TungdanooKulgam NLO Mohd Aazad S/OGh Qadir Sheikh & others (all job complete). |
| 2 | Drilling of 125mm dia water well in collapsible strata, conglomerate, Boulder, Gravel, Pebbles, Silt, 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/ beveled and welding face to face, the job includes all charges on account of shifting of drilling accessories, tools, attachment, bits, drilling foam, water hauling arrangements POLS, consumable, both skilled and unskilled laborers 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 suspended impurities. The job includes the cost of slotting and lowering of the requisite casings up to the drilled depth.The specifications of the bore well shall be as under;• Min. dia of the each bore well …… 125 mm• Dia. of MS pipe to be used …… 125 mm • Class of pipe …… “C” Class confirming toIS:1239 (Part-I)-2004, Equivalent to BS-1387/1985• Sample collection of strata to be collected for examination ………….After every 10 ft.• Drilling/ boring method to be used…. Air Rotary (preferably) Job also includes, providing, fitting and lowering of 125 mm Dia (Nominal) MS Casing Pipe. The Pipe shall be plane and beveled 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. |
| 3 | Providing and laying of circular cement block of1.5 m dia and 0.3 m (1ft) deep in a mix of 1:3: 6 to adequate the strength to act as sanitary block for the well , in order to makeit robust to resist shock load observed while pumping . The block comprises of mud mat of 4 inch height and then laying of 8 inch cement concrete with suitable drainage |
| 4 | Supply, Installation , Testing & Commissioning ofSubmersiblePumping Equipment(1hp) single phase to be lowered in the well as per thefollowing specifications PUMP:-Make= KSB/ CRI /Kirloskar/cromptonDischarge = 1000 GPHHead=35 MSpeed= 2900 RpmType of pump = Mixed flowMOTOR:- Make= KSB/CRI/ /Kirloskar /CromptonRating = Suitable for aboveparameterMethod ofstarting= AutomaticSpeed = 2900RPM.Voltage= 415 + 15 % Class of insulation =Suitable for above rating.METERIAL OF CONSTRUCTION:Casing wearing ring=Bronze Discharge casing =Iron grade FG 200Impeller=Bronze/SS/plasticPump Bowl =Iron grade FG 200 Pump Shaft = Chromium steel |
| 5 | Providing, fitting, testing and commissioning of 40mm Dia G I/ PVCcolumn pipes (class B) (as per IS: - 1239 part 1)of length of30 meters duly flanged with submersible flanges. The job includes providing and fitting of bends, bolts, nuts and washers required for complete job |
| 6 | Supply, Installation, testing & commissioning of 2.5mm submersible cable of Havells / L & T make to be used from submersiblepumping unitin well to starter switch. |
| 7 | Providing and fitting of 2.5mm PVC copper wire for inter connections and service line |
| 8 | Providing and fixing of electrical components such as control panel and 5 KV stabilizer of standard quality. |
| 9 | Providing &fixing of iron sign board of size (2 x 1.6 ) feetshowing different parameters |
