The new HOV-3 ramp set to open today Jan 12, 2015 is guaranteed to save time for the Mark Center commuters. HOV traffic exiting to the Pentagon also may get some relief as this new ramp may take some of the traffic that exits at the Pentagon and circle back to the Mark Center. I-395 HOV ramp to Mark Center I-395 is the first reversible High Occupancy Vehicle (HOV) lanes build in 1969, it was initially built for buses and…