Name of Work: Installationof 12 Nos Medium Deep Tube Well porject _PKG_I_ under Dasarathpur _Jajpur_ Block in Jajpur District.
Sl. No.
Item Description
1
Labour charges for drilling a perfect vertical bore holeofspecified depthbelow ground level in alluvial soil starta by mud rotary Rigdrilling as requiredto suit the site conditions as per the direction ofEngineer-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.
2
0 Mtr to 30mtr
3
31 Mtr to 60mtr
4
61 Mtr to 90 mtr
5
91 Mtr to 120 mtr
6
121 Mtr to 150 mtr
7
151 Mtr to 153 mtr
8
Cost of 200 mm dia PVC ASTMSch. 80 casing pipe of reputed make as per ASTM(D) 1785/2004 withManufacture 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.0to 150 mtr = 150 mtr.
9
Cost of 200 mm dia PVC Cone.
10
Cost of 200 mm dia PVC end cap
11
Cost of 200 mm dia PVC threaded nipple
12
Cost of graded and washed \"B\" grade gravel size (2.75mm to3.55mm) suitable for use as packing materials of available approved rate of O.L.I.C. Cuttack circle & Transportation cost as per actual on the current OPWD schedule of rates & unit cost. Royality @ Rs.180.00 per cum. is provided.
13
Supply of Cement
14
Supply of Bentonite powder(Drilling Mud)Type-II high grade packed in new HDPEBag 50 kg.Net weight per Bag confirming to IS No.6186/86
15
Labour charges for slotting of 200 mm dia PVC (ASTM) Sch-80 pipe
16
Supply of labour and T& P for loweringof 200 mm dia ASTMschedule-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
17
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.
18
Supply all labour,tools & plant withcement for saline sealing in the bore around the 200mm dia pvc casing pipe etc. all complete.
19
Supply the labour to carryout the logging operation the bore
20
Earth work :- Supply all labour for excavation of mud pits, settling pits,fluid channel & \"V\" notch channel, etc.& refilling the above earth work
21
Supplyall labour for supplyof water to mud pit through water tanker
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