Eastbound Side of Cambridge St. Tunnel Closed Friday Aug. 15 from 5am-5pm

The Eastbound Side of Cambridge Street Tunnel (traveling from Harvard Square towards Cambridge Fire Dept. Headquarters) will be closed Friday Aug. 15 from 5 am-5pm as the City’s contractor, MIG Corporation, will be pouring a portion of the new concrete flooring inside of the Cambridge Street Tunnel.  Motorists travelling in the westbound lanes will not be impacted.

Cambridge St. Eastbound Detour