Chief Engineer, Rural Development Department- Superintending Engineer Circle- 3, Ce, Rdd- Executive Engineer Northern Division- 1
Testing
Sinking of Mini Deep tube well 150 X 100 mm UPVC Pipe Depth **** Mtr with 2HP Submersible Pump at District Statistical Office, Unakoti District. ( 2nd Call)
sinking of mini deep tube well 150 x 100 mm upvc pipe, depth **** mtr with 2hp submersible pump at district statistical office, unakoti district. 1 drilling and boring pilot hole in any soil strata by manual means, collection of soil samples of different strata met with during drilling at various suitable levels, preservation of samples in polythene bags sample boxes and disposal of excess soil or mud, including the cost for water etc. as required to maintain the pilot hole properly as per specification and direction of the engineer in charge. 100 mm dia ****0 mtr **** mtr **** 2 reaming of pilot hole to an enlarged bore hole in any soil strata by manual means, disposal of excess soil or mud, including the cost for water etc. as required to maintain the bore hole properly as per specification and direction of the engineer in charge. from 100 mm dia pilot hole to 250 mm bore hole 90 mtr **** mtr **** 3 providing lowering of upvc pipe as per is: **** after washing of the bore hole by manual
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