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| 1 | Tubewell |
| 2 | Drilling of 600mm dia bore with Reverse Rotary Rig in all kinds of soil including the cost of consumable stores, fuel oil and transportation of rig to site complete in all respect. Note: 1. Erection and dismantling of boaring plant including all arrangment for the transportation of the boaring equipment to site of work from the store of contractor at site and back are to be made by contractor at his own cost. All rates should be quoted for supplying the material at site of work. Plts for collection of water and water for drilling tubewell be arranged by the firm/ contractor at site at his own cost and levelled after the completion of work. 2. In payment of bore shall be made upto the bail plug plus margin(7 % of main bore drilling or as actual as per field requirement whihever is less) required for sustaining the main bore. 3. Drilling of Test Bore Hole including the rate for logging (electric logging shall be carried out by contractor upto full depth) to be paid only for drilling depth beyond the bail plug margin if tubewell is abandoned, paid if T/W abandoned @ Rs. 500/- per mtr. (As per actual boring) (a) Drilling of 600 mm dia bore with Reverse Rotary Rig up to 150mtr. Depth BGL |
| 3 | Drilling of 600mm dia bore with Reverse Rotary Rig in all kinds of soil including the cost of consumable stores, fuel oil and transportation of rig to site complete in all respect. (b) Drilling of 600 mm dia bore with Reverse Rotary Rig up beyond 150mtr. Depth BGL upto 300mtr. |
| 4 | Supplying, lowering of MS Pipe as per IS: 4270-2001 including MS sockets having dimensions as per IS code duly welded with MS electrode to have extra strength to lower the pipe into tubewell bore. (f) 300mm nominal diameter (weight 62.3 kg per meter) 8.0mm thickness |
| 5 | Supplying, fixing & lowering of Stainless Steel Cage type wire wound screen as per IS: 8110-2000 or latest ISI Marked, duly welded with suitable grade S.S welding electrode to lower the strainer into tubewell bore. (w) 300 mm Steel Strainer (slot size 0.75mm) 8.00 mm thickness |
| 6 | Supplying, fixing & lowering of Stainless Steel socket as per IS: 8110-2000 or latest, ISI Marked duly welded with suitable grade SS welding electrode to lower the strainer into tubewell bore complete in all respect. |
| 7 | Supplying, lowering & fixing of M.S Special soket to connect S.S strainer to M.S pipe duly welded with suitable grade welding electrode complete in all respect. (e) 300mm internal diameter |
| 8 | Making electric logging of borehole with electronic well logger including cost of equipment at site etc. complete in all respects. |
| 9 | Supplying and fixing mild steel centering guides made out of 32mm X 6mm thick M.S bar complete in all respect |
| 10 | Supplying at site Wooden box of suitable size with Lid & locking arrangment for preserving strata sample collected from the bore. |
| 11 | Supplying at site of gravel of 1/16\\" to 1/8\\" sizes including pouring and packing in the annular space between the pipes assembly and the bore.The gravel should be free from, dust,dirt, or the vegetable manner as per IS 4097/1967 with latest amendments (to be paid as per actual length of pipe) |
| 12 | Supplying of tibba sand/ local sand over packing & clay seal upto G.L. below pipe assembly & bore including carriage complete in all respect. |
| 13 | Supplying and fixing sanitary seal having rubber tight on housing pipe complete in all respect. |
| 14 | Supplying of clay to provide impervious layer in below pipe assembly & bore above gravel packing all including carriage |
| 15 | Collection of water sample from different strata and testing of sample from approved laboratory (Physical & chemical Analysis)Note: Water sample should be taken from each available possible reach of starta. |
| 16 | Supplying and fixing M.S well cap having thread to fix on housing pipe complete in all respect (e) 300 mm internal diameter |
| 17 | Supplying & fixing of bail plug of M.S. pipe complete with inverted U-hook attached to the bottom plug complete in all respect. (e) 300mm internal diameter (weight 62.3 kg per meter) 8.00 mm thickness |
| 18 | Supplying & fixing of M.S. Clamp of size 150mm x 12mm made out of MS Flat 1.52 m long, suitable to fit Housing pipe including the cost of Nut & Bolts of suitable size complete in all respects. |
| 19 | Development of stabillizing of the tubewell with air compressor of required capacity as directed by the engineer-in-charge including cost of tools, appliances & consumable to the satisfaction of Engineer-in-charge. (b) Capacity of Air compressor 550 cfm at 600 PSI |
| 20 | Development and stabillizing of the tubewell with submersible pump of required capacity as directed by the engineer-in-charge including cost of tools, appliances & consumable to the satisfaction of Engineer-in-charge. |
| 21 | Testing of water sample for Heavy metal from approved laboratory (Toxic material such as Arsenic, lead, mercury, pesticide, Uranium etc.))Note: Water sample should be taken from each available possible reach of starta. |
| 22 | Sterilization of well on completion of tubewell as per BIS:2800:2019. |
| 23 | Drilling of 9” trail bore with hand boring machine including rate for electric logging ( electric Logging shall be carried out by contractor up to full depth) complete in all respect. Water sample of water wearing strata which are suitable for pumping out water shall be tested for physically & chemically analysis heavy metal & uranium. The rates for testing will be separate paid against Tube well relevant item of this bid. cared |
| 24 | PUMPING MAIN |
| 25 | Providing, Stringing out PVC pipe Trenches and laying the same in Trenches To correct alignment and gradients, Excavation, cutting. Jointing and testing, including back filling complete as per specifications. 250mm o/d PVC pipe 10 kg/cm 2 |
| 26 | Providing & fixing C.I/D.I Flanged end, stem of SS (AIS 1410) and Bronze (gunmetal) working parts Sluice Valves ISI marked 14846-2000, including jointing, testing & cost of Nut, Bolt & insertion sheet, all carriage complete (with the approval of Engineer - in – charge) 250mm i/d |
| 27 | Construction of masonary Sluice Valve Chamber excluding Sluice valve cover as per standard design & drawings of public health department. Size 0.9 m. x 0.9 m. |
| 28 | Less Credit of Old Sluice Valve (10 X 2 = 20 Kg) |
| 29 | Provision of making connection of new PVC Rising main size 250mm dia with Existing C.I. rising main entire satisfaction of engineer-in-charge complete in all respect. |
| 30 | PUMPING MACHINERY |
| 31 | Providing and installing of Submersible pumping set with pump, motor complete 1636 LPM, Head 77 mtr. & 55.00 HP moter (i) 55.00 BHP (Motor with Pump) |
| 32 | Providing and installing of panel board complete in all respect. |
| 33 | Providing and installing of submersible cable (iii) Cable (Size/Cost) 16mm2= 200 mtr. |
| 34 | Providing and installing of column pipe complete 150mm dia column pipe = 43 mtr. (iv) Column Pipe (MS 150mm nominal diameter, weight 21.6 kg/mtr., 5.4 mm thickness) ( Size/Length) (150mm i/d= 43 mtr.) |
| 35 | Less credit of old column pipe (i) Column Pipe (G.I) (Size/ Length) 100mm = 50 mtr. |
| 36 | Less credit of old cable (ii) Cable (Size/Cost) 6 mm2= 100 mtr. |
| 37 | Less credit of old machinery. (iii) 27.50 HP motor |
| 38 | Providing Laying, fixing & jointing of P.V.C Pipes as per ISI-4985 (ISI marked with the prior approval of Engiuneer-in-charge) along the Treches and laying the same in trechnes to correct alignment and gradients, cutting, jointing, and testing complete as per specifications. 63mm o/d pipe (4 Kg) |
| 39 | C.I. FITTING INSIDE PUMP CHAMBER |
| 40 | Providing and installing 250mm dia delivery main (From Tube well to Duck Foot bend including cost of C.I/D.F Pipes, D/F Sluice valves, D/F NRV & Specials as C.I Bends, Tail Piece Tees etc. inside the pump chamber as per standard design complete in all respects. |
| 41 | Credit of Old Delivery Main Please Enable Macros to View BoQ information |
