Rocky Mountain Arsenal, Sanitary Sewer Interim Response Action, ConstructionDocuments for New Sanitary Sewer Construction. Volume 2

摘要

The primary objective of this interim response action is to prevent the potentialspread of contamination via the sanitary sewer system. The IRA will consist of (1) Construction of a new sanitary sewer, and (2) Sealing of the existing sewer in the north plants and south plants areas along with the interceptor line in section 36. Sections and appendices of this final implementation plan include: (1) Background and overview of course of action; (2) Procedures for sealing the existing sewer lines with concrete; (3) Schedule of closure events; (4) Health and safety plan for closure of existing lines; (5) Specifications and plans for the new sanitary sewer; (6) Chemical, physical, and biological properties of contaminants; and (7) Request for proposals.