2006 - 2010 King County conceived Brightwater as a major improvement to the regional sewerage treatment system in response to rapid population growth in greater Seattle. The project also will bring important environmental benefits, such as controlling untreated overflows into Lake Washington and Puget Sound, and recycling sewage into irrigation water. The conveyance system portion
2007-2015 AUS divers spent several months in American Samoa repairing outfalls for both government and private customers. A semi-autonomous agency of the American Samoa Government operates two primary treatment wastewater plants in Utulei and Fogagogo (Tafuna). The outfalls from these plants service about 8,000 connections and require repair to avoid environmental degradation of American Samoa’s
2007 Due to the extreme ocean conditions at this location, the hold down chains needed to be replaced. Also, new anodes were welded on to protect the steel components of the pipeline.
2007 This project required AUS divers to replace a corroded flange backing ring and also replace three damaged diffuser ports at a maximum diving depth of – 160 feet. The repairs were successfully made without shutting down the operation of the sewage treatment plant.
