Construction Management

Construction Management

Grasse River Sediment Remediation and Habitat Reconstruction

Historical industrial activities along the Grasse River in upstate New York released polychlorinated biphenyls (PCBs) that accumulated in more than 7 miles of the river’s sediments. These compounds can bioaccumulate up the food chain, which led to a fish advisory put in place for the Lower Grasse River due to elevated levels of PCBs in fish. Anchor QEA’ supported the successful completion of a 3-year-long remedial construction phase, which included dredging, capping, and habitat reconstruction.

Construction Management

Detroit River – RiverWalk Shoreline Stabilization

The Detroit Riverfront Conservancy (DRFC) has established a RiverWalk along much of the Detroit River shoreline as part of the downtown revitalization in the City of Detroit. At the planned easternmost section of the RiverWalk, located near the MacArthur Bridge connecting the City of Detroit to Belle Isle, heavy industrial use dating back over a […]

Construction Management

Elliott Bay Seawall Replacement and Habitat Restoration

Anchor QEA was a part of a multidisciplinary consulting team working for the Seattle Department of Transportation on the planning, design, and construction of the 7,000-foot-long Elliott Bay Seawall Project along the downtown waterfront for seismic stability improvements.  

Hydroelectric Dam Removal

Anchor QEA provided an existing conditions assessment and plan for removal of a former hydroelectric dam located on a river.

West Coast Saltwater Lagoon Restoration

We assisted with dredging and capping, constructed a pier-supported floating walkway, created trails and bioswales, planted eelgrass, and posted educational signage. We also performed riverine hydraulic analysis and developed concept drawings and cost estimates for the channel, bridge structures, utilities, and a park.