The traffic jams over the Occoquan are so much worse than on any other part of Interstate 95 in Virginia that they throw off the scale of a review of potential traffic improvements for I-95 from North Carolina to the Potomac River. Initial analysis ahead of public meetings this week to identify the Virginia trouble spots shows people spend more than 1.2 million hours a year in delays in just the 1-mile southbound stretch over the Occoquan River. The miles leading up to that are only slightly better, regularly slowed to around 30 mph. Overall, at least 70% of delays...