Photos

Crews smooth out fresh concrete on the tunnel's widened sidewalk
Crews smooth out fresh concrete on the tunnel's widened sidewalk
Armstrong Tunnel tour
Crews pour a new concrete roadway in the inbound Armstrong Tunnel
Crews make structural repairs in the inbound Armstrong Tunnel
Crew installs new fireproof panels in the inbound Armstrong Tunnel
Crews clean the north portal of the Armstrong Tunnel
Crews make roadway repairs in the outbound tunnel
Crews clean the inbound Armstrong Tunnel
Crews pour concrete in front of the Armstrong Tunnel
Crews install a new LED lighting system in the inbound Armstrong Tunnel
Crews repair an Armstrong Tunnel passageway
Crews smooth out fresh concrete on the tunnel's widened sidewalk
Crews remove tiles from the inbound Armstrong Tunnel wall
Crews make roadway repairs in the inbound Armstrong Tunnel
Crews make drainage upgrades in the inbound Armstrong Tunnel
Armstrong Tunnel press conference
Congressman Summer Lee, County Executive Sara Innamorato, and Pittsburgh Mayor Ed Gainey celebrate the opening of the inbound Armstrong Tunnel