10.13140/RG.2.1.4527.4726Scott McGowenBrian SmithScott TaylorFran BrindlePatricia CazenasVince DavisMark HemmerleinRachel HerbertMatthew LaufferJeff LewisThomas RipkaArora_AssociatesBest Practices In Addressing NPDES And Other Water Quality Issues In Highway System ManagementNational Cooperative Highway Research Program2009en