| 1 | 1 | Labour charges for drilling a perfect vertical bore hole of specified depth below ground level in alluvial soil starta by mud rotary Rig drilling as required to suit the site conditions as per the direction of Engineer-in-charge including supply of Rig with its accessories, tools and plants and all consumables etc.for a finished bore of 450mm dia suitable for lowering of 200mm dia ASTM Schedule-80 PVC pipe for housing fittedwith socket with or without well screen as per the necessity for the soft,medium,hard & boulder formation(PVC casing pipes if required by the contractor to prevent collapse of overburden portion) inclunding lower & withdrawing of casing pipe after drilling 200mm to 450mm dia.in overburden portion. | | | |
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| 2 | 1.1 | 0 Mtr to 30mtr | BI01010001010000000000000515BI0100001113 | 570 | Mtr |
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| 3 | 1.2 | 31 Mtr to 60mtr | BI01010001010000000000000515BI0100001114 | 570 | Mtr |
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| 4 | 1.3 | 61 Mtr to 90 mtr | BI01010001010000000000000515BI0100001115 | 310 | Mtr |
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| 5 | 1.4 | 91 Mtr to 120 mtr | BI01010001010000000000000515BI0100001116 | 240 | Mtr |
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| 6 | 1.5 | 121 Mtr to 150 mtr | BI01010001010000000000000515BI0100001117 | 180 | Mtr |
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| 7 | 2 | Cost of 200 mm dia PVC ASTM Sch. 80 casing pipe of reputed make as per ASTM(D) 1785/2004 with Manufacture name should prominently be marked with CIPET test certification in the body of the pipe in indelible ink or stenciled to the certification of Engineer-in-Charge including trasnportation to site, etc.\n0 to 145 mtr = 145 mtr. | BI01010001010000000000000515BI0100001118 | 1870 | Mtr. |
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| 8 | 2.1 | Cost of 200 mm dia PVC Cone. | BI01010001010000000000000515BI0100001119 | 19 | Each |
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| 9 | 2.2 | Cost of 200 mm dia PVC end cap | BI01010001010000000000000515BI0100001120 | 19 | Each |
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| 10 | 2.3 | Cost of 200 mm dia PVC threaded nipple | BI01010001010000000000000515BI0100001123 | 19 | Each |
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| 11 | 3 | Supply of washed screened and Graded gravel of \" B \" grade size (2.75mm to 3.55mm)suitable for use as packing materials for installation of tube well. | BI01010001010000000000000515BI0100001121 | 142.2 | Cum |
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| 12 | 4 | Supply of Cement | BI01010001010000000000000515BI0100001123 | 240 | Bag (50Kg) |
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| 13 | 5 | Supply of Bentonite powder(Drilling Mud)Type-II high grade packed in new HDPE Bag 50 kg.Net weight per Bag confirming to IS No.6186/86 | BI01010001010000000000000515BI0100001123 | 663 | Bag (50Kg) |
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| 14 | 6 | Labour charges for slotting of 200 mm dia PVC (ASTM) Sch-80 pipe | BI01010001010000000000000515BI0100001123 | 435 | Mtr. |
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| 15 | 7 | Supply of labour and T& P for lowering of 200 mm dia ASTM schedule-80 PVC casing and slotted pipes as per the necessity from ground level and fitted and fixedup in perfect vertical position inclunding cutting and thrading pipe and slotted pipe and fixing all joint materials etc.complete and keeping the top of the casing pipe threading inclunding plugg tube wells to prevent entry of foreign materials from above excluding cost of fittings and jointing materials | BI01010001010000000000000515BI0100001123 | 1870 | Mtr |
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| 16 | 8 | Cleaning and developing the tube well using their own compressor having 250/300 CFM at 10.5Kg/cm2 continuously worked till clear and adequate discharge is obtained from the well including supply and use of all necessary equipment and labour as per the direction of the Engineer-in-Charge. | BI01010001010000000000000515BI0100001123 | 495 | Hours |
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| 17 | 9 | Supply all labour,tools & plant with cement for saline sealing in the bore around the 200mm dia pvc casing pipe etc. all complete. | BI01010001010000000000000515BI0100001123 | 8 | LS |
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| 18 | 10 | Supply the labour to carryout the logging operation the bore | BI01010001010000000000000515BI0100001123 | 8 | No |
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| 19 | 11 | Earth work :- Supply all labour for excavation of mud pits, settling pits,fluid channel & 'V' notch channel, etc.& refilling the above earth work | BI01010001010000000000000515BI0100001123 | 885.56 | Cum |
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| 20 | 12 | Supply all labour for supply of water to mud pit through water tanker | BI01010001010000000000000515BI0100001123 | 19 | LS |
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