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Pages 1-3

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From page 1...
... 1 S U M M A R Y Bridge Stormwater Runoff Analysis and Treatment Options Studies have been conducted regarding the design, operation, construction and effective­ ness of best management practices (BMPs) for the control of highway runoff water quality but few have investigated BMPs specifically for bridge deck runoff.
From page 2...
... 2The urban category of the guide assessment framework is defined as a bridge crossing located in an area subject to NPDES Permit coverage based on census urbanized area crite­ ria. The NPDES Permit may likely have requirements for BMP application to all roadways, including bridges, which are part of a project.
From page 3...
... 3 an urban area, since pollutants are dispersed from the bridge deck on a continuous basis and cannot be captured later for treatment. Chapter 2 and Appendix A of this guide discuss the deposition and transport of pollut­ ants on a bridge deck.

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