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<br />GEC MINERALS, INC. <br />5th BENCH <br />1. Number of rounds (within 500' of permit boundary): 54 <br />2. Bench width (Ft): 30' - 90' (6U') <br />3. Bench Length (F t): 6U' - 156' (lU0') <br />4. Shot sequence: East to West <br />5. Delay Pattern: Always away from Uorchester property (See standard pattern) <br />6. Overburden thickness: 15 ft to 29 ft. <br />Max. 29 ft Avg. 23 ft <br />7. Total weight of explosives used: (Avg Wt/Hole) 16U0-375U <br />8. Max. weight of explosives detonated within any 8 MS: 25 <br />9. Max number of holes detonated within any 8 MS: 1 <br />10. Method of firing: Cap <br />11. Type and average length of stemming: Cuttings, 15' . <br />12. Type of delay detonator used: Nowell Primadets <br />13. Type of material blasted: Sandstone, Shale, Clay <br />14. Type of explosives used: AN FU & Cast Primers <br />15. Direction and distance in feet to nearest dwelling, school, church <br />or commercial or institutional building neither owned or leased by <br />the Permittee: NW 200' to 700' from Dorchester Fuel Storage Facilities <br />16. Delay periods used: 25, 50, 75, 100, 125, 150, 175, 20U <br />