Mass. Transportation Dept.

Panels Replaced In Callahan Tunnel
Panels Replaced In Callahan Tunnel
Panels Replaced In Callahan Tunnel
Workers have removed more than 100 metal wall panels from the Callahan Tunnel after one fell onto the road last week.       Frank DePaola, the state Transportation Department's highway administrator, said 117 panels were removed overnight over concerns that their fasteners had become corroded.  ...