For generations, Route 28 has been an important highway for Northern Virginia. The highway traverses Loudoun, Fairfax, Prince William and Fauquier counties, which are growing and adding more drivers to Route 28 than ever before. More than 57,000 vehicles use Route 28 each day, creating some of the highest travel times in the region and creating adverse effects for area residents and businesses. Visit Route 28 Bypass Project to learn more.