Actually skipping those two was intentional! They were built in the 1990s, but I was specifically looking for pedestrian bridges built in the 1950s, 1960s, and

Actually skipping those two was intentional! They were built in the 1990s, but I was specifically looking for pedestrian bridges built in the 1950s, 1960s, and 1970s. The reasons for building bridges seemed to shift over the decades, so I wanted to focus in on the ones built in the same era as the interstates were being built out.