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BORING GRAPHIC DESCRIPTION <br /> CONSTRUCTION DETAIL LOG <br /> DEPTH PID <br /> IN FEET (ppmv) <br /> + + + + + + + + 20 <br /> + + + + + + + + <br /> + + + + + + + + ML—Clayey silt, with little <br /> + +++++++++++++++ + + + + + + + 21 sand, light brown, very stiff, <br /> + wet, slight odor. <br /> + + + + + + 22 <br /> ++++++++++++++++ <br /> + + + + + + + + 23 <br /> + + + + + + + + <br /> + + + + + + + + <br /> + + + + + + + + <br /> + + + + + + + + <br /> + + + + + + + + 24 <br /> + + + + + + + + <br /> + + + + + + + + <br /> + + + + + + + + <br /> + + + + + + + + 25 <br /> + + + + + + + <br /> + + + + + , + + <br /> ++++++++++++++++ ML—Clayey sandy silt, light <br /> 26 brown, stiff, damp, no odor. <br /> ++++++++++++++++ SW—Sand, medium—grained, <br /> ++++++++++++++++ 28 micaceous, light brown, loose, <br /> + + + + + + moist no odor. <br /> + + + + + + + + <br /> Grout + + ++ +++ + + + + + 29 Becoming wet. <br /> •: :• <br /> + +++ + ++ <br /> + + + + + + + + 3 0 . . . . . . . . . <br /> ++++++++++++++++ <br /> + + + + + + + + . . . .. . <br /> 31 - <br /> + + + + + + + + . . . . . . .. .. <br /> + + + + + + + + . . . . . . . . . . <br /> + + + + + + + + 32 <br /> + + + + + + + + . . . . . . . . . . <br /> + + + + + + + + . . . .. .. . . . <br /> + + + + + + + + . . •. ,. . . . . . <br /> + + + + + + + + . . . . . . . .. <br /> + + + + + + + + <br /> + + + + + + + <br /> . . . . . . .. <br /> 34 <br /> + + + + + + + + 34 . .. .. . . . . . <br /> + + + + + + + + . . . . . . . . . . . <br /> + + + + + + + + . .. .. .. . . - <br /> + + + + + + + + . . .. .. .. . . . <br /> 35 <br /> + + + + + + . . . . . . .. . <br /> + + + + + + + f . . . . • •• • <br /> ++++++++++++++++ 36 . .. . . . . . . <br /> + + + + + + + + <br /> + + + + + + + + . . . I . . . . . . . <br /> + + + + + + + 37 . . .. .. .. . <br /> + + + + + + + .. .. .. .. . . <br /> + + + + + + + + . . .. . .. . . <br /> + + + + + + + + <br /> + + + + + + + + .. . . . . .. .. . <br /> + + + + + + + + 38 <br /> + + + 4 + + + + ' •' •• ' • ' • <br /> + + + + 4 + + + <br /> + + + + + + + + 39 .. . .. . . . . <br /> 40 <br /> EXPLANATION: CONTACTS: APEX ENVIROTECH, INC. <br /> = water level during drilling ❑ Sieve sample Solid Boring Log Job No. <br /> where certain Details SB—DEEP ERA02.004 <br /> S Water level in completed well ❑ Grab sample .......Dotted where <br /> ❑ Location of recovered drill sample estimated permeability approximate Moore Petroleum_--_Dashed where BORING <br /> est K (hydraulic conductivity) uncertain 5491 F Street <br /> 1K=primary, 2K=secondary $B-DEEP <br /> Location of sample sealed for Hachured where Banta, California <br /> ■ chemical analysis NR No recovery gradational 07/25/00 <br />