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Environmental Risk Services Corporation <br /> Boring Log: MW-5D,P,S Date: 9/15/05 Logged by: Tyson Fulmer <br /> Location: Roberts No. 1, Roberts Island, Port of Stockton <br /> m <br /> r a > `O L Well Well <br /> m <br /> �� > n o m m0 Detail Detail <br /> ❑ 08 m ❑ 0 Material Description MVV5PM\N P,emarks <br /> P PT Peat(continued) <br /> 31 P _ <br /> P — Dark brown/black clay with organics, moist -- <br /> 32 P PT/ _ - <br /> CIL — <br /> 33 Driller felt change <br /> Solid gray clay, hard, damp to moist at 33'bgs <br /> 34 j <br /> 35 P / <br /> 36 P <br /> P <br /> 37 P <br /> i <br /> 38- <br /> 39- <br /> 40 <br /> 83940 CL Driller feels no change in lithology <br /> ;i <br /> 41- <br /> 42— <br /> X <br /> 142 i <br /> i l <br /> 43- <br /> 44- <br /> 45- <br /> 4 <br /> 3 44 45 4 <br /> 46 6 <br /> 5 <br /> 47 6 Dark gray,fine to medium grained. silty sand <br /> 48— <br /> S M <br /> 49 <br /> 50 'i <br /> Total depth <br /> 51- <br /> 52- <br /> 53- <br /> 54- <br /> 55- <br /> 56- <br /> 57- <br /> 58- <br /> 152535455565758 <br /> 59 <br /> 60 <br /> 61 <br /> 62 <br /> 63 <br /> 64 <br /> RS <br />