The purpose of this project was to provide a whitepaper providing (1) a synthesis of practices for structural stormwater control implementation measures conducted by  state transportation agencies  and (2) synthesis of any new federal or state-level research programs and project on stormwater control completed or initiated in the last 24 months 3)  a comprehensive overview of the types of structural stormwater treatment facility types in use, with information necessary for their selection, design and operation, and 4) identify information gaps and research needs particularly with reference to anticipated changes in federal regulations.

The final report is available here.  The appendices to the report are posted here.