Authorities uncovered a tunnel outfitted with solar panels, lighting, ventilation and a rail system that could carry illegal immigrants, arms dealers and drug smugglers from Mexico into the United ...

Federal transit officials said Wednesday they are ordering the inspection of ventilation systems in train tunnels nationwide after an electrical malfunction filled a train inside a Washington tunnel ...

There may not be a breeze coming off Elliott Bay the way there is during a drive along the elevated Alaskan Way Viaduct, but air will still be designed to move when drivers gain access to the new SR ...

The new State Route 99 tunnel in Seattle is another step closer to opening as crews began testing the new ventilation systems Friday. Giant exhaust fans in the tunnel will act like vacuum cleaners and ...

The Liberty Tunnels Ventilation System in Pittsburgh has been recognized as a National Historic Civil Engineering Landmark by the American Society of Civil Engineers. Pennsylvania Department of ...

The National Transportation Safety Board sent Metro three urgent recommendations Wednesday regarding the ventilation of tunnels in response to the fatal smoke incident Jan. 12 in Washington, D.C. In a ...

Kolkata: The work for modernisation of the air-conditioning and installation of tunnel ventilation system across the Blue Line's 15 underground stations was launched on Wednesday. This was the first ...