chitosan acetate Articles

  • BNSF skykomish

    Passive Pre-Treatment with ChitoVan Cartridges Followed by CESF with 1 % ChitoVan Cleanup of a former railway fuel and maintenance facility in Skykomish, WA is currently underway. Nearby environmentally sensitive waterways have increased the need for responsible management of contaminated waters. Two Chitosan-Enhanced Sand Filtration systems have been implemented by Clear Water Compliance ...

    By Dungeness Environmental

  • North Carolina wal mart

    Passive Pre-Treatment with ChitoVan Cartridges Followed by CESF with 1.5% ChitoVan Two Chitosan-Enhanced Sand Filtration systems where implemented during the construction of a Wal-Mart Superstore and Sam's Club near Raleigh, NC. The treatment train consisted of a series of ponds with conveyance channels that utilized ChitoVan Chitosan Lactate Cartridges for treatment prior to being filtered. ...

    By Dungeness Environmental

  • Seatac airport third runaway

    Active Treatment with 1% ChitoVan™ Chitosan Acetate The west side of Sea-Tac airport was widened by adding 11 million cubic yards of fill dirt to create the 3rd runway. Because the west side of the airport drains to Miller Creek, a protected NW stream, all of the construction stormwater had to be captured and treated prior to discharge. During the project over 5 billion gallons of ...

    By Dungeness Environmental

  • Uptown shopping center

    ChitoVan Chitosan Lactate Cartridge Pretreatment and Sand Filtration Urban development and redevelopment present a host of challenges - not the least of which is managing site stormwater runoff. In a northern suburb of Vancouver Island’s beautiful city of Victoria, BC the stormwater challenge was met and bested through the application of both passive and active chitosan stormwater ...

    By Dungeness Environmental

  • Brightwater treatment plant

    Active Treatment and Certification To meet the stringent state stormwater run-off standards during construction of the Brightwater Conveyance and Wastewater Treatment Plant Project in Woodinville, WA one active treatment system using 1% ChitoVan Chitosan Acetate was needed. Dungeness Environmental worked alongside Northwest Construction to gain approval for CESF treatment through Ecology. ...

    By Dungeness Environmental

  • University of Washington portal

    Active Treatment and Wheel Wash Water Treatment In late 2008 construction began on the 3-year Seattle Light Rail University of Washington link connecting the university with downtown Seattle. Because this site drains to Lake Washington and the Montlake Cut the City of Seattle has put extra emphasis on protecting surface water from contaminated stormwater runoff. In fact, the city routinely ...

    By Dungeness Environmental

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