Project Name | Peconic River Supplemental
Sediment Removal
Client |Brookhaven Science Associates
Engineer |LAND Remediation, Lisa Gorton P.E.
Location | Brookhaven National Lab, Upton,
New York
Date | June – September 2017
Removal of mercury-impacted sediments
in a sensitive ecological area
> Waste packaging for disposal
> Restoration
> Preparation of work plans and certification
packages to support regulatory approvals
LAND Remediation served as Prime Contractor to Brookhaven Science Associates to perform sediment removal actions in the PR-WC-06 section of the Peconic River. Work included installation of a well point dewatering system, use of temporary equipment mats to access the work area, precision removal of 6-18- inches of mercury-impacted sediment to a clean sand horizon, collection of the post confirmatory excavation samples, packaging of sediment for off-site disposal and restoration of the creek-bed. LAND provided technical services with the preparation and certification of the Quality Assurance Project Plan, Work Plan and Final Construction Certification Report.