annual rate contract for drilling and development of tubewells by heavy duty percussion/direct rotary/dual rotary rig machine anywhere in uttarakhand , rates of the drilling & development of tube wells by heavy duty percussion rig machine anywhere in uttarakhand ( 150 meter deep ) schedule a-1 , transportation of suitable truck mounted rig machine , air compressor , op unit , camp equipage , connected t&p and necessary accessories , casing pipe , tube well assembly housing pipe etc including loading , unloading creation and levelling of rig machine upto site of work etc complete in all respect as per direction of engineer in charge required for drilling and development of tw ( i ) for plain area , ( ii ) erection & leveling of rig machine at site of work , drilling of bore following sizes by heavy duty percussion rig machine ( telescopic method ) in alluvial , boulders , pebbles , rocky stone , sticky clay etc from ground level upto entire depth using by 600/550/500/450/400 mm casing pipes as below . ( i ) 600/550/500 mm dia bore from gl to 50 m bgl , ( ii ) 450 mm dia bore from 50 m to 100 m bgl , ( iii ) 400 mm dia bore from 100 m to 150 m bgl , lowering of different size of casing pipes in drilled and lined bore as below ( i ) lowering of 500/450 mm dia casing pipe ( a ) from gl to 50 m bgl , ( ii ) lowering of 400 mm dia casing pipe ( a ) from gl to 100 m bgl , extraction of different size of casing pipe from bottom to gl as below ( i ) extraction of 400mm dia casing pipe from 150 m bgl to 100 m bgl , ( ii ) extraction of 500/450mm dia casing pipe from 150 m bgl to 50 m bgl , ( iii ) extraction of 600/550/500mm dia casing pipe from 50 m bgl to gl , lifting of different size of casing pipe in drilled lined bore as below ( i ) lifting of 400mm dia casing pipe from 100 m bgl to gl as below , ( ii ) lifting of 500/450mm dia casing pipe from 50 m bgl to gl as below , procurement of tw assembly as below ( i ) 300 mm dia mserw pipe 7 . 90mm thick ( a ) blind & threaded , ( b ) slotted & threaded , ( ii ) 300 mm dia bail plug , ( iii ) 300 mm dia ms well cap , ( iv ) 300 mm dia ms clamp with nuts & bolts , ( v ) supply of pea gravel of size 1 . 6 mm to 4 . 8 mm , ( vi ) surrounding of pea gravels in between bore and tubewell assembly upto entire depth of tubewell ordered by the department , lowering of tw assembly as below ( i ) preparing & lowering of tubewell assembly starting from gl to the required depth including cutting welding as per required at site complete with all t&p ( a ) 300 mm dia ms erw pipe ( plain & slotted ) as required , dismantling of heavy duty percussion rig machine & other equipments and clearance of site after finishing the job . , development of t/w by 350 psi/1400 cfm air compressor unit to the satisfaction of engineering in charge to give sand free discharge and proper packing of pea gravels at least for 70 hrs , development of t/w by the suitable submersible op units complete with lowering and lifting of pumping plant having 2000 lpm discharge approximate including running of op unit and weld testing of tubewell by v notch atleast for 60 hrs to the satisfactory completion of work , rates of the drilling & development of tube wells by heavy duty direct rotary rig machine in district dehradun . ( 150 meter deep ) schedule a-2 , transportation of suitable truck mounted rig machine , air compressor , op unit , camp equipage , connected t&p and necessary accessories , casing pipe , tube well assembly housing pipe etc including loading , unloading creation and leveling of rig machine upto site of work etc complete in all respect as per direction of engineer in charge required for drilling and development of tw , ( i ) erection & leveling of rig machine at site of work , drilling of 550 mm dia bore by heavy duty direct rotary rig machine in alluvial , boulders , pebbles , rocky stone , sticky clay etc from ground level upto entire depth for 300 mm dia linear assembly , procurement of tw assembly as below ( i ) 300 mm dia mserw pipe 7 . 90mm thick ( a ) blind & threaded , ( b ) slotted & threaded , ( ii ) 300 mm dia bail plug , ( iii ) 300 mm dia ms well cap , ( iv ) 300 mm dia ms clamp with nuts & bolts , ( v ) supply of pea gravel of size 1 . 6 mm to 4 . 8 mm , ( vi ) surrounding of pea gravels in between bore and tube well assembly upto entire depth of tube well ordered by the department , preparing & lowering of tube well assembly starting from g . l . to the required depth including cutting , welding as required at site complete with all t&p required . ( i ) fixing of 300 mm dia bail plug with nut & u-bolt . , ( ii ) lowering of 300 mm dia mserw housing pipe ( plain & slotted pipe ) as required . , ( iii ) fixing of 300 mm dia , 8 mm thick tube well cap . , ( iv ) fixing of 300 mm dia m . s . d . i . housing clamp . , dismantling of rig machine & clearance of site after satisfactory completion of work . , development of t/w by 350 psi/1400 cfm air compressor unit to the satisfaction of engineering in charge to give sand free discharge and proper packing of pea gravels at least for 70 hrs . , development of t/w by the suitable submersible op units complete with lowering and lifting of pumping plant having 2000 lpm discharge approximate including running of op unit and weld testing of tube well by v notch atleast for 60 hrs to the satisfactory completion of work . , rates of the drilling & development of tube wells by heavy duty dual rotary rig machine in district dehradun . ( 150 meter deep ) schedule a-3 , transportation of suitable truck mounted rig machine , air compressor , op unit , camp equipage , connected t&p and necessary accessories , casing pipe , tube well assembly housing pipe etc including loading , unloading creation and levelling of rig machine upto site of work etc complete in all respect as per direction of engineer in charge required for drilling and development of tw ( i ) for plain area , ( ii ) erection & leveling of rig machine at site of work , drilling of bore following sizes by heavy duty dual rotary rig machine ( telescopic method ) in alluvial , boulders , pebbles , rocky stone , sticky clay etc from ground level upto entire depth using by 600/550/500/450/400 mm casing pipes as below . ( i ) 600/550/500 mm dia bore from gl to 50 m bgl , ( ii ) 450 mm dia bore from 50 m to 100 m bgl , ( iii ) 400 mm dia bore from 100 m to 150 m bgl , lowering of different size of casing pipes in drilled and lined bore as below ( i ) lowering of 500/450 mm dia casing pipe ( a ) from gl to 50 m bgl , ( ii ) lowering of 400 mm dia casing pipe ( a ) from gl to 100 m bgl , extraction of different size of casing pipe from bottom to gl as below ( i ) extraction of 400mm dia casing pipe from 150 m bgl to 100 m bgl , ( ii ) extraction of 500/450mm dia casing pipe from 150 m bgl to 50 m bgl , ( iii ) extraction of 600/550/500mm dia casing pipe from 50 m bgl to gl , lifting of different size of casing pipe in drilled lined bore as below ( i ) lifting of 400mm dia casing pipe from 100 m bgl to gl as below , ( ii ) lifting of 500/450mm dia casing pipe from 50 m bgl to gl as below , procurement of tw assembly as below ( i ) 300 mm dia mserw pipe 7 . 90mm thick ( a ) blind & threaded , ( b ) slotted & threaded , ( ii ) 300 mm dia bail plug , ( iii ) 300 mm dia ms well cap , ( iv ) 300 mm dia ms clamp with nuts & bolts , ( v ) supply of pea gravel of size 1 . 6 mm to 4 . 8 mm , ( vi ) surrounding of pea gravels in between bore and tubewell assembly upto entire depth of tubewell ordered by the department , lowering of tw assembly as below ( i ) preparing & lowering of tubewell assembly starting from gl to the required depth including cutting welding as per required at site complete with all t&p ( a ) 300 mm dia ms erw pipe (