Butte Reduction Works (BRW) Phase III Quality Assurance Project Plan (QAPP) Request for Change BRW-2023-01
Atlantic Richfield Company
Bryson, Josh, "Butte Reduction Works (BRW) Phase III Quality Assurance Project Plan (QAPP) Request for Change BRW-2023-01" (2023). Silver Bow Creek/Butte Area Superfund Site. 445.
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This request for change (RFC) to the Final Butte Reduction Works (BRW) Smelter Area Mine Waste Remediation and Contaminated Groundwater Hydraulic Control Site Phase III Quality Assurance Project Plan (QAPP) (Atlantic Richfield Company, 2022) (Phase III QAPP) provides the procedures and protocols necessary for Atlantic Richfield Company (Atlantic Richfield) to install additional boreholes and collect additional geotechnical data to meet a data quality objective specified in the Phase III QAPP and provide the necessary information to support design and construction of the proposed bridge replacement (North Bridge) that will span the Silver Bow Creek channel on the north side of the site (Figure 1).