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ti. v <br /> WATER WELL TECHNOLOGY, INC. I WELENCO <br /> License No.C57-731133 <br /> 5201 Woodmere Drive Bakersfield CA,93313 <br /> Phone:(800)961-9355 Fax: Sacramento:(916)480-0839 Bakersfield(661)834-8100 <br /> Date: September 18,2014 <br /> BLASTING WORK PLAN <br /> Well: MW-1D Location:434 East Miner Ave. Plan date and time:Pending <br /> Casing 2-inch ID PVC to 144 feet <br /> Stockton CA <br /> Boosters <br /> GL Density g/cc 1.55 g/cc <br /> Detonation Velocity 24,000 ft/s 7,315 m/s <br /> Casing Diameter 2 inches <br /> 10' Detonator placed at 135 feet Charge Wt. 0.15 Kg 150 grams <br /> Detonating Cord Detonation pressure 207 k/bar <br /> Start 135 feet Total energy ea. 13,997 k/bar <br /> 20' Intervals Linear Pressure at casing 3,341.48 k/bar 50,018,545 psi <br /> End 144 feet Pressure at 10 feet 0.00 29 psi <br /> Strength 25 grain <br /> 30' Total 9 feet Explosive Cord <br /> Density g/cc 1.60 g/cc <br /> Detonation Velocity 22,000 ft/s 6,706 m/s <br /> 40' Casing Diameter 2 inches <br /> Grains 25 gr/ft 1.62 g/ft <br /> Total Explosives Detonation pressure 180 k/bar <br /> 50' .03 lbs. Total energy pef ft. 11 k/bar <br /> Pressure at casing 3.48 k/bar 52,062 psi <br /> *These are estimated pressure for a empty well <br /> 60' <br /> Site procedure <br /> 1. Check site and measure well depth <br /> 70' 2. Clear work site of all unessential personal <br /> 3. Lower charges and drop pipe if needed into the well <br /> 4. Fill well with sealing material to top of well <br /> 5. Check and clear blast area(sound blast warning) <br /> 80' 6. Arm explosives <br /> 7. Confirm area clear(final blast warning) <br /> 8. Detonate charge <br /> 9. Check hole <br /> 90' 10. Sound All Clear <br /> 100' Name of Blaster Preparing Plan: Tylor McMillan <br /> *Water Well Technology/Welenco Reserves the right to change or modify the charge <br /> in any way necessary to maintain the safety of all personnel onsite and in surrounding <br /> areas. <br /> 110' <br /> 120' <br /> 130' <br />