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Site Assessment Work Plan Outinie -2 - 22 January 2003 <br /> III. FIELD INVESTIGATION <br /> A. General <br /> Monitoring well locations and rationale <br /> Survey details <br /> Equipment decontamination procedures <br /> Health and safety plan <br /> B. Drilling Details <br /> Describe drilling and logging methods <br /> C. Monitoring Well Design <br /> Casing diameter <br /> Borehole diameter <br /> Depth of surface seal <br /> Well construction materials <br /> Diagram of well construction <br /> Type of well cap <br /> Size of perforations and rationale <br /> Grain size of sand pack and rationale <br /> Thickness and position of bentonite seal and sand pack <br /> Depth of well, length and position of perforated interval <br /> D. Well Development <br /> Method of development to be used <br /> Method of determining when development is complete <br /> Method of development water disposal <br /> E. Soil Sampling <br /> Cuttings disposal method <br /> Analyses to be run and methods <br /> Sample collection and preservation method <br /> Intervals at which soil samples are to be collected <br /> Number of soil samples to be analyzed and rationale <br /> Location of soil samples and rationale <br /> QA/QC procedures <br /> F. Well Sampling <br /> Minimum time after development before sampling(48 hours) <br /> Well purging method and amount of purge water <br /> Sample collection and preservation method <br /> QA/QC procedures <br /> G. Water Level Measurement <br /> Elevation reference point at each monitoring well shall be within 0.01 foot. Ground surface <br /> elevation at each monitoring well shall be within 0.1 foot. Method and time of water level <br /> measurement shall be specified. <br />