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DRILLED GROUT HOLE (TYP.) <br />ti 15 20 FOOT ('ITYP.) FORMATION GROUTING <br />t low <br />max <br />I <br />e <br />?T <br />LOCATION OF 2"? <br />r' S.S. PIPE (TYP.) <br />At <br />t <br />DIMENSION STEVE ADIT PIERCE ADIT <br />Lmin 10 FEET 12 FEET <br />Hmax 10 FEET 12 FEET <br />Wmax 10 FEET 12 FEET <br />Revision; Rev. Daw: Date: 11/5/07 Steve Level - Bulkhead Closures <br />PRELIMINARY DRAWINGS ONLY Drawn By' M. Collins Cotter Corp. - Schwartzwalder Mine <br />Engineer: M. t,cvin/J,F. Abel Concrete Bulkhead End View Rewsfai <br />Approved By: Formation Grouting and Re-bar <br />Approval Daw levation 0 <br />Lvl Bulkhd Closure+ = 6 Feet n ng an nv ro_,n erv eas, <br />Post OfRce t?ox 1Sll <br />idaho SpMnLz CO 80452 3031 +f,7-a 171? <br />OD