It's rare that closing a bridge improves traffic flow, but that's what happened on Route 28 when the state Department of Transportation shut part of the 31st Street Bridge for a month of construction.
post-gazette.com - News, Pittsburgh Post-Gazette
Fri, 07/30/2010 - 2:49am
It's rare that closing a bridge improves traffic flow, but that's what happened on Route 28 when the state Department of Transportation shut part of the 31st Street Bridge for a month of construction.