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BUCKHORN c Z <br />Civil, Structural & Geotechnlcal Engineers <br />222 80, Park Ave. Montrose, Colorado 81401 <br />970,249 -8828 Fax No. 970-249490 <br />STANDARD PROCTOR ASTM D-698 <br />Project name Bowie Resources Gob Pile Stability <br />Location Gob Pile Lower Terrace & Surface samples Date 03/29 <br />Sample # #BS1 & BS2 Project # 05- 126- GEO -03 <br />Soil description reddish brown to black sandy CLAY (coal waste) Sample by BB <br />Comments Test by -is <br />- <br />Test for g Number of blows per layer: 56 Hammer Weight: 5.5 lb <br />Number of layers: 3 Drop: 12 inches <br />Size of Mold: 6 inches Scale #: 3/4 <br />Volume of Mold: 0.075 ft3 <br />J <br />19U <br />�l <br />135 <br />130. <br />125 <br />V <br />JJ a <br />120.1 <br />a� <br />z <br />-� W <br />c <br />115.0 <br />0 <br />110.0 <br />105.0 <br />100.0 <br />95.0 <br />1 <br />f <br />.W. S V6 ACV. 7w- DO/ nei <br />— • - - - - m ' e p 107b n 4176 I0`k 7 b'% 17% 18% 19% 20% 21% 22% 23% 24% 25% <br />MOISTURE CONTENT <br />