Title
Recommendation to Authorize the City Manager to Execute a Five-Year Agreement with SLR International Corporation (SLR) to Provide Groundwater Investigation and Monitoring Services for the Jean Sweeney Open Space Park for an Amount Not To Exceed $178,120. (Recreation and Parks 280)
Body
To: Honorable Mayor and Members of the City Council
EXECUTIVE SUMMARY
As the site of the former Alameda Beltline Railroad railyard, Jean Sweeney Open Space Park (Sweeney Park) had soil contamination that was remediated as part of prior phases of the park construction process. However, the possibility of groundwater contamination remains and groundwater monitoring is required by the State of California Department of Toxic Substance Control (DTSC). SLR International (SLR) has been working with the City of Alameda (City) as the project manager for soil contamination remediation at Sweeney Park since 2015. The groundwater investigation and monitoring work was initiated several years ago with SLR; however, delays by DTSC resulted in the City's agreement with SLR expiring. Staff is now recommending a scope of work that includes, but is not limited to, managing the groundwater remediation program, including installation of monitoring wells and completing all DTSC required reports.
BACKGROUND
There was soil contamination at Sweeney Park, due to its prior use as a railroad switching yard by the Alameda Beltline Railroad. On January 10, 2015, the City approved an agreement with SLR with a work scope that included development of a Soil Management Plan, an Operations and Maintenance Plan, and Land Use Covenants, all based on previously created environmental site assessment documents. In spring 2015, as work began on site, DTSC required additional site soil investigation that increased the number of samples from 25 to 75 at sites not originally identified as contaminated, such as former maintenance buildings that were burned down, other demolished buildings, dirt stockpiles, an...
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