Laserfiche WebLink
JUN-29-2000 01 :27 PM MIK' SMITH ENGINEERING 209 t 0102 P. 03 <br /> California Regional Water Quality Control Board <br /> Central Valley Region <br /> Steccn T.Butler,Chair 9 <br /> Winston H. HickoS Gray Dar s <br /> 5'ecmran-for Sacramento Main Office Gasvrnar <br /> &vimammal In@mal Addrcas: In1p:Owww.swmbxa.aov/—rwgcb5 <br /> pmrrr/ion 3443 Routier Road,Suite A.Sucmmento,California 95927.3003 <br /> Phone(916)255.3000•PAX(916)255.3015 <br /> ATTACHMENT C <br /> ITEMS TO BE INCLUDED IN A <br /> MONITORING WELL INSTALLATION WORKPLAN AND A <br /> MONITORING WELL INSTALLATION REPORT OF RESULTS <br /> Prior to installation of groundwater monitoring wells, the Discharger shall submit a workplan containing <br /> the minimum listed information. Wells may be installed after staff approve the workplan. Upon <br /> installation of the monitoring wells, the Discharger shall submit a report of results, as described below. <br /> All wort-plans and reports must be signed by a registered geologist, certified engineering geologist, or <br /> civil engineer registered or certified by the State of California. <br /> Monitoring Well Installation Workplan <br /> A. General Information: <br /> Monitoring well locations and rationale <br /> Survey details <br /> Equipment decontamination procedures <br /> Health and safety plan <br /> Topogmphic map showing any existing monitoring wells, proposed wells,waste handling <br /> facilities, utilities, and other major physical and man-made features. <br /> B. Drilling Details: 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. Surveying Details: discuss how each well will be surveyed to a common reference point <br /> California Environmental Protection Agency <br /> OPeeycled Paper <br />