PITTSBURGH \u2014 PennDOT announced the inbound Liberty Tunnel in Pittsburgh will close overnight from Tuesday, May 12, through Thursday, May 14. <\/p>\n
The closures will take place nightly from 8 p.m. to 5 a.m. to allow for work on a tunnel roof replacement project.<\/p>\n
Crews from Mosites Construction Company will conduct the work, which is part of a larger $3.47 million project.<\/p>\n
This comprehensive project includes drainage improvements and other miscellaneous construction activities within the City of Pittsburgh. Overnight closures and detours will be implemented during the project, but traffic will not be impacted in both directions simultaneously.<\/p>\n
During the overnight closures, inbound traffic will follow a posted detour:<\/p>\n
Take Route 51 (Saw Mill Run Boulevard) northboundTake the left exit to I-376 West\/US 19 South toward Carnegie\/Airport\/West EndTake Exit 69A toward US 19 South\/Banksville RoadKeep left (towards South Truck 19\/51) and loop back to I-376 eastbound toward Fort Pitt TunnelFollow eastbound I-376 through Fort Pitt Tunnel and across the Fort Pitt BridgeFor access to I-279 destinations follow I-279 signage, all other destinations take exit toward I-376 East\/MonroevilleTake the left-hand exit to Grant Street (Exit 71A)Turn right onto the Boulevard of the AlliesEnd detour<\/p>\n
The overall project, which involves replacing the Liberty Tunnel Portal roof, is expected to be completed in late 2026. <\/p>\n
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