Studies & Reports The following studies are conducted in support of the Long Range Transportation Plan and the Transportation Improvement Program. They help to identify and address regional transportation issues. Project Eligibility Documents FHWA Memorandum – Implementation Guidance for STBG as Revised by the Bipartisan Infrastructure Law (BIL) FHWA Memorandum – Carbon Reduction Program (CRP) Implementation Guidance Freight Flow Study (2004) Wheeling Access Plan Air Quality Determination (2018) Travel Time Study 2008 (SR7, CR214 and WV2) Travel Time Study 2007 (US250, SR331, WV2 and WV250/88) Travel Time Study 2006 (I70, I470, WV86 and WV88)