MassDOT Emergency Safety Inspections
Massachusetts Department of Transportation | Boston, MA
Benesch provided Emergency Safety Inspection of Metropolitan Highway System Tunnels for the Executive Office of Transportation (EOT) as part of a critical public safety initiative for the Commonwealth of Massachusetts. The work was coordinated through the Massachusetts Department of Transportation and included:
- I-90 Eastbound Ted Williams Tunnel: 1.5-mile long mainline tunnel and the 1570-foot long Ramp T-A/D off-ramp tunnel. The tunnel consists of both cut-and-cover and immersed tube construction. Inspection of suspended ceiling for tunnel exhaust ducts supported by over 7200 steel hangers; Inspection of suspended lighting, signs and cameras; Inspection of tunnel walls and roadway safety features; and Inspection of fresh air supply ducts below the roadway.
- I-90 Eastbound Connector Tunnel: 1.0-mile long mainline tunnel and the 400-foot long Ramp C off-ramp tunnel; Inspection of suspended ceiling for tunnel exhaust ducts supported by over 3000 steel hangers; Inspection of suspended lighting, signs, utilities and cameras; Inspection of tunnel walls and roadway safety features; Inspection of fresh air supply and exhaust ducts along tunnel walls; and Inspection of fresh air supply ducts below the roadway.
- Ramp A (to I-90 Eastbound): 10000-foot long on-ramp tunnel; Inspection of supports for overhead jet fans, ceiling panels, lighting, signs and utilities; and Inspection of tunnel walls and roadway safety features.
