Laserfiche WebLink
J _ <br /> Site Assessment:Work Plan Outline <br /> 22.January2003 <br /> Ill. 'FIELD INVESTIGATION' - — •— �_ <br /> A. General ; <br /> Monitoring well locations and rationale <br /> Survey details a <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 1 <br /> Depth of well, length and position of perforated interval <br /> D. Well Development. <br /> x; <br /> Method of development to be used Y <br /> Method of determining when development is complete <br /> Method of development water disposal <br /> E. Soil Sampling f <br /> Cuttings disposal method <br /> Analyses to be run and methods . i;n <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 r. s:,•,E; <br /> Minimum time after development before sampling(48 hours), „. <br /> Well purging method and amount of purge,water w <br /> Sample collection and preservation method <br /> QA/QC procedures <br /> G. Water Level Measurements <br /> Elevation reference point at each monitoring well shall be within 0.01 foot. Ground surface " <br /> elevation at each monitoring well shall be,withui 0.Lfoot. Method and time of water level <br /> measurement shall be specified.* <br />