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BLAST REPORT <br />Name of C pa y: T.H . Aggregate Source <br />Blaster Name: d 'Lu ate: January 21, 2013 <br />Signature of Blaster: Permit # 101 -5234 <br />Location / Add ess 205 Tunnel belVe. Canon Citv. Colorado <br />Types of Explosives <br />WEATHER CONDITIONS <br />Clear XXXXX❑ <br />Overcast ❑ Temperature Low 50's <br />❑ Wind Direction N S W E NW NE SW SE <br />❑ Wind Velocity <br />0 - 5 MPH <br />DETONATIONS <br />Direction to Nearest Structure <br />Distance to Nearest Structure <br />Number 1 <br />East West North South <br />1000 FT <br />Time 3:15 PM <br />MATERIAL BLASTED <br />Type 0 Granite ❑ Dolomite <br />❑Other Cubic Yards 23,750 53,438 TONS @ 2.25 Density <br />18 Gr Prima Cord <br />BORE HOLES <br />Diameter: 6" <br /># of Holes: 56 <br />Average Depth of Hole (ft): 51' <br />SEE ATTACHED SHOT PATTERN <br />Burden: 15' <br />Spacing: <br />15' <br />Average Stemming (ft): 18' <br />Type of Stemming: 3/4" <br />Rock & Fines. <br />20 TUBES (600 LBS) <br />8 MILLISECOND PERIOD <br />Max Weight Detonated 1,032 Ibs <br />Max Number of Holes Detonated 3 (SEE TIMING <br />DIAGRAM) <br />POWDER FACTOR: 19,850 Ibs. <br />of explosives/ 23,750 cu.yds. rock =.836 Ibs. /cu.yd. <br />20OC1144 <br />INITIATION SYSTEM <br />❑ Electric ❑ Non - Electric ❑XXX Cap and Fuse ❑ Other <br />DELAYS <br />Number: 70 EA. <br />Type Nonel EZ Dets & EZTL <br />Periods Surface: 17 MS & 25 MS <br />In Hole 35OMS <br />Mats and /or protection used <br />XXX❑ None <br />Types of Explosives <br />Description /Brand <br />Date Code <br />Amount Used <br />High Explosives <br />Spartan Cast Booster <br />450 GRAIN <br />19AU12J2 <br />59 EA (1 hole was double booster & 1 <br />hole had triple booster due to water <br />18 Gr Prima Cord <br />08DE09G1 <br />75 LF <br />Blasting Agents <br />WATER GEL TUBES <br />SEP 20 2012 <br />20 TUBES (600 LBS) <br />(4 of 56 holes were wet) <br />ANFO — 50# Bags <br />20OC1144 <br />71 Bags (3,550 LBS) <br />12DE1244 <br />314 Bags (15,700 LBS) <br />Detonators <br />#8 Fuse Caps <br />26MA08 <br />2 each <br />60 FT EZ DET <br />14MY12X1 <br />41 EA <br />80 FT EZ DET <br />23JY12X1 <br />20 EA (used in 18, 6" holes. Used 2 to tie <br />in 16 hole pattern to the east) <br />30 FT MS -17 EZTL <br />13AU12W1 <br />9 EA <br />Other: <br />Pull Wire Fuse Lighter <br />7352 MY AH <br />2 each <br />Sword Safety Fuse <br />08- DE -97 -G3 -0355 <br />2 LF <br />