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First flush reactor for stormwater treatment for elevated linear transportation projects : tech summary.

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English


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    Tech summary.
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  • Abstract:
    The U.S. Environmental Protection Agency (EPA) Municipal Separate Storm Water Sewer System (MS4) Program

    regulations require municipalities and government agencies including the Louisiana Department of Transportation

    and Development (LADOTD) to develop and implement stormwater best management practices (BMPs) for linear

    transportation systems to reduce the discharge of pollutants, thereby protecting water quality. The BMPs commonly

    used for linear transportation systems include exfi ltration trench devices, infi ltration devices, vegetated bio-fi lter

    devices, and detention devices. While many of these BMPs have varying degrees of viability, none are applicable for the

    many sections of elevated roadways in Louisiana. In addition, most existing stormwater BMPs require high hydraulic

    conductivity topsoil for infi ltration; however, the soils in coastal Louisiana are typically composed of clay and silt, which

    have low permeability and may result in the failure of infi ltration-based BMPs. Therefore, an effi cient and cost-eff ective

    stormwater treatment device is urgently needed for complying with MS4 regulations.

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    urn:sha256:b6aafd8c3d4b996763081a698b2a65cca6e01611b4c508cce71e0152de68279c
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    Filetype[PDF - 137.49 KB ]
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English
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