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• <br />AIL McMillan' s Well Serite <br />12302 Andes Ave. Bakersfield CA, 93312 <br />Phone: (916) 761-5224 Email: mcmillans521ag ma il .co m <br />Webs ite: www.wellb las ter.co m <br />Date: December 17, 2017 <br />BLASTING WORK PLAN <br />Well: PW 08-76 <br /> <br />Location: 16777 Howland Road Plan date and time : Pending <br />Casing 6.5 -inch ID Steel to 76 feet <br /> Lathrop, CA <br />Boosters <br />Density g/cc 1.55 g/cc <br />Detonation Velocity 24,000 ft/s 7,315 m/s <br />Casing Diameter 6 inches <br />Sealing .0-- pipe <br />Charge Wt. 0.15 Kg 150 grams <br />10' Detonation pressure 207 k/bar <br />Total energy ea. 13,997 k/bar <br />Pressure at casing 123.76 k/bar 1,852,539 psi <br />Pressure at 10 feet 0.00 29 psi <br />20' Explosive Cord Detonator placed at 20 feet <br />Density g/cc 1.60 g/cc <br />Detonation Velocity 22,000 ft/s 6,706 m/s <br />Casing Diameter 6 inches <br />Grains 200 gr/ft 12.96 g/ft <br />3(1' <br />Detonation pressure 180 k/bar <br />Total energy pef ft. 87 k/bar <br />Pressure at casing 3.09 k/bar 46,278 psi <br />*These are estimated pressure for a empty well <br />40' <br />Detonating Cord Site procedure <br />Check site and measure well depth Start 20 feet Clear work site of all unessential personal <br />Intervals Linear Lower charges and drop pipe into the well <br />End 76 feet Pump sealing material to top of well 50' Strength 200 grain Check and clear blast area (sound blast warning) <br />Total 56 feet Arm explosives <br />Confirm area clear (final blast warning) <br />Detonate charge <br />Check hole and sound all clear <br />()(1' Refill cement to top of well to form a mushroom cap <br />Total Explosives Name of Blaster Preparing Plan: Tylor McMillan <br />1.56 lbs. <br />70' *Tylor McMillan's Well Service reserves the right to change or modify the blast plan in <br />any way necessary to maintain the safety of all personnel onsite and in surrounding <br />areas. <br />SO'