MassDOT has released two new conceptual designs for a possible replacement of the Reid Overpass highway interchange – the crumbling, traffic-clogged rotary that blights Cambridge’s riverfront parkland at the northern end of the Boston University Bridge.
The Reid Overpass and the traffic circle around its base lie is a key entry point for vehicles, bikes, and pedestrians traveling between Boston and the Cambridgeport neighborhood.
The interchange is also part of Memorial Drive, the four-lane riverfront highway that limits access and threatens public safety along Cambridge’s riverfront…