The widening of Interstate 66 outside the Capital Beltway is bringing HOT lanes to one of the region’s most congested corridors. It also will make room for bicyclists and pedestrians — putting them on a trail next to one of the region’s busiest and most congested highways. The bike path, part of the $2.3 billion interstate expansion project, has drawn cheers and criticism from biking aficionados who welcome the addition of the trail but say, if built as proposed, users will be too close to cars whizzing by on the interstate and exposed to toxic exhaust fumes. For about five...
