Project Details Location San Francisco, CA Mountain Lake, part of San Francisco’s Golden Gate National Park, was contaminated from highway storm water runoff over the last few decades. The dredge contractor for the project elected to use a suction dredge and dewatering bags to remove the contaminated sediments. The heavy sediments were removed using bags …
Project Details Client Schiavone Construction Location Wappingers Falls, NY Water leakage from the RWBT at Roseton, NY will be remediated by constructing a new bypass tunnel between two new shafts, one near existing Shaft 6 to the east of the Hudson River and the other adjacent to Route 9W, to the west of the Hudson …
Project Details Client R&L Brossamer Location San Francisco, CA In San Francisco, R&L Brossamer was contracted to construct the Doyle Drive realignment using a cut and cover tunnel approach and demolition of an existing elevated roadway for Caltrans. Dust concerns during demolition necessitated large amounts of dust control water to be used in addition to …
Project Details Location Seattle, WA An intermodal shipping facility in the Seattle area had an urgent need to address pollutants in their stormwater runoff. They had been targeted by a third party Clean Water Act lawsuit and needed a large-scale treatment system in a short timeframe. They chose Clear Creek to provide proof-of-concept work, engineering …
Project Details Client Marine Boatyard Operator Location Pierce County, WA Clear Creek received an urgent call from the facility representative. The facility needed to immediately install an industrial stormwater treatment system in order to mitigate terms of a third party Clean Water Act lawsuit. Clear Creek worked with the project engineer to develop an interim …
Project Details Location Washington State A coastal Washington marine contractor received a third-party lawsuit for violations of the Clean Water Act (CWA). Clear Creek immediately deployed an interim Chitosan Enhanced Sand Filtration (CESF) system to treat stormwater runoff from the marine facility and storage yard. The temporary CESF system was also utilized as full scale …
Project Details Client A Metal Recycling Facility Location Seattle, WA A local metal recycling facility was concerned about potential recontamination of a cleanup area on the Duwamish River and opted to lower their risk horizon by implementing a stormwater runoff treatment system. Clear Creek worked with the facility’s consultant and engineer to develop a water …
Project Details Client An Asphalt Manufacturer Location Tacoma, WA A Tacoma, WA manufacturer of asphalt sealant compounds faced industrial stormwater compliance challenges associated with the facility activities. Clear Creek conducted a comprehensive site evaluation to identify sources of elevated turbidity, copper and zinc. The site investigation revealed that heavy truck traffic associated with the export …
Project Details Location Washington State The sand and gravel industry serves as a major supplier of aggregate, concrete and asphalt which supports the construction and maintenance of the nation’s civil infrastructure. The facility implemented a basic filtration system for treatment of stormwater runoff in 2002 however changes in permit requirements required the facility to consider …
