Laserfiche WebLink
F03 M <br /> DRILLERS LOG: DSW-2 <br /> F-04M <br /> ' Distance Below 169 �5 <br /> Ground Surface " <br /> (ft) <br /> o-2 Gravel and cobble fill <br /> ' 2-35 Brown silty sandy clay <br /> 35-65 Greenish blue silty clay grades <br /> ' intermittently siltier and sandier <br /> 65-78 Green silty sand and gravel alternating <br /> fine to medium sand and few clay <br /> ' Layers - fast drilling <br /> 78-88 Green silty sandy clay - slow drilling <br /> d <br /> ' 68-98 grading sandier - faster drilling, <br /> green gray sandy, clayey silt <br /> ' 98-101 Hard drilling silty clay <br /> 141-117 Gray sandy silty clay (medium to coarse <br /> sand) . Alternating drilling rates - <br /> alternating silt, sand clay combinations <br /> 117-123 Alternating layers of sand, silt clay <br /> ' and mixes <br /> 123-138 Gray medium to coarse sand <br /> ' 138--148 Sandy silty clay <br /> 148-150 Fine to medium sand <br /> ' 154--162 Silty sandy clay <br /> 162-172 Silty sandy clay, medium sand <br /> ' 122-175 Silty sand - grading sandier <br /> ' 175. 176 Sandy clay <br /> 176-215 Fine to medium sand alternating silty <br /> clay, sandy clay <br /> 215-229 Fine to medium silty sand some clay <br /> salt sand layers <br /> ' 229-236 Silty sandy clay with some gravels - <br /> alternating layers <br /> -3- <br />