Major change in traffic pattern coming to Arrigoni Bridge in Middletown FacebookTwitterEmail 1of5 The Arrigoni Bridge connects Middletown and Portland over the Connecticut River.Cassandra Day / Hearst Connecticut MediaShow MoreShow Less 2of5 A view of Middletown's Connecticut Riverfront from the vantage point of the Portland side of the Arrigoni BridgeCassandra Day / Hearst Connecticut MediaShow MoreShow Less 3of5 4of5 The Arrigoni Bridge spans Middletown and Portland over the Connecticut River.Hearst Connecticut Media file photoShow MoreShow Less 5of5 PORTLAND - Traffic flow on the Arrigoni Bridge will change beginning Tuesday, as the bridge repair project enters a new phase. The change will see traffic moved to two lanes on the north side of the bridge so that work can begin on the eastbound lanes, according to Michael Bugbee, the state Department of Transportation project engineer.