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KEY TO BORING LOGS <br />�!�� <br />TOPSOIL <br />�••�• <br />,. <br />GRAVEL <br />® <br />FILL <br />11 . . -I <br />SAND & GRAVEL <br />SILT <br />- i <br />SILTY SAND & GRAVEL <br />//1 <br />CLAYEY SILT <br />o0o <br />0 <br />COBBLES <br />SANDY SILT <br />,v.• <br />SAND, GRAVEL & COBBLES <br />® <br />CLAY <br />® <br />WEATHERED BEDROCK <br />SILTY CLAY <br />SILTSTONE BEDROCK <br />® <br />SANDY CLAY <br />® <br />CLAYSTONE BEDROCK <br />QSAND <br />SANDSTONE BEDROCK <br />'•l <br />SILTY SAND <br />® <br />LIMESTONE <br />LLIJ <br />CLAYEY SAND <br />x Rx <br />R K K <br />GRANITE <br />=1J <br />SANDY SIL1Y CLAY <br />❑ <br />' <br />SHELBY TUBE SAMPLE <br />STANDARD PENETRATION DRIVE SAMPLER <br />CJ <br />WATER TABLE 0 HOURS <br />AFTER DRILLING <br />C <br />HOLE CAVED <br />5112 Indicates that 5 blows of a 140 pound hammer failing 30 inches was required to penetrate 12 inches <br />A-3 <br />EMPIRE LABORATORIES, INC, <br />