Laserfiche WebLink
r ATTACHMENT C - 3 <br /> Monitoring Well Installation Workplan <br /> Monitoring Well Installation.Report <br /> Equipment decontamination procedures <br /> Health and safety plan <br /> Topographic map showing any existing wells, proposed wells, waste handling facilities, <br /> utilities, and other major physical and man-made features. <br /> B. Water Level Measurement: <br /> Ground surface elevation at each monitoring well shall be within 0.01 foot. <br /> Method and time of water level measurement shall be specified <br /> Water level in well shall be allowed to equilibrate prior to measuring the depth to water <br /> C. Well Sampling: <br /> Well purging method and amount of purge water, purge water storage <br /> Sample containers, collection method, and preservation method <br /> Table describing sample volumes, sample containers, preservation agents, and hold times <br /> Identification of analytical laboratory <br /> Chain of custody procedures <br /> QA/QC procedures <br /> D. Proposed time schedule for work. <br /> SECTION 3 - Monitoring Well Installation Report of Results <br /> A. Well Construction: <br /> Number and depth of wells drilled <br /> Date(s) wells drilled and completed <br /> Description of drilling and construction <br /> Locations relative to facility features such as buildings, storage ponds, waste piles, etc. <br /> A well construction diagram for each well must be included in the report, and should contain <br /> the following details: <br /> Drilling Contractor and driller name <br /> Depth of open hole (same as total depth drilled if no caving occurs) <br /> Method and materials of grouting excess borehole <br /> Footage of hole collapsed <br /> Length of slotted casing installed <br /> Depth of bottom of casing <br /> Depth to top of sand pack <br /> Thickness of sand pack <br /> Depth to top of bentonite seal <br /> Thickness of bentonite seal <br /> Thickness of concrete grout <br /> Boring diameter <br /> Casing diameter <br /> Casing material <br /> Size of perforations <br /> CTrg1mtFiJwT0RWm=we1l requ_sectio d- <br />