By MES Dispatch Staff
The Briefing
- • A commercial vehicle fire broke out inside the westbound tube of the Allegheny Mountain Tunnel on the Pennsylvania Turnpike on the evening of June 5, 2026, triggering a full tunnel evacuation and closure that lasted into the following afternoon.
- • Approximately 150 stranded motorists were evacuated from inside and near the tunnel and transported by charter bus to a nearby Turnpike maintenance facility; the commercial vehicle’s driver suffered a separate medical emergency and was airlifted for treatment.
- • Shanksville and mutual aid crews from multiple Somerset and Bedford County departments battled dense smoke, carbon monoxide readings of 20 parts per million in the staging tube, and more than 60 abandoned vehicles before locating and extinguishing a fully involved Ford F-450 and attached trailer.
- • The westbound tunnel tube was closed throughout the night and reopened at approximately 2:30 p.m. on June 6; the eastbound tube reopened at 3:20 a.m., with traffic from both directions using a single tube in the interim.
- • No firefighters, responders, or motorists were injured; Shanksville Deputy Fire Chief John Abramowich described the outcome as fortunate, noting the incident appeared to be only the second working vehicle fire inside the Allegheny Mountain Tunnel in 45 years.
BERLIN, Pa. — A commercial vehicle fire inside the westbound tube of the Allegheny Mountain Tunnel on the Pennsylvania Turnpike on the evening of June 5, 2026, forced the evacuation of approximately 150 motorists, closed both tunnel tubes to traffic for an extended period, and presented fire crews with a series of operational challenges including heavy smoke, elevated carbon monoxide levels, and more than 60 abandoned vehicles scattered throughout the tunnel interior, according to the Shanksville Volunteer Fire Company.
The incident was initially reported to Somerset County 911 as an explosion involving a commercial vehicle shortly after 9 p.m. Both the westbound and eastbound tubes of the Allegheny Mountain Tunnel were closed to traffic as fire companies from Shanksville and multiple neighboring departments in Somerset and Bedford counties responded to the scene. Pennsylvania State Police Cpl. Richard Levan said charter buses were dispatched to transport approximately 150 stranded motorists to a nearby Turnpike maintenance facility. The commercial vehicle’s driver suffered a separate medical emergency that was not related to the fire; the driver was airlifted by medical helicopter for treatment. Turnpike traffic was detoured as far back as New Stanton during the closure.
Shanksville Deputy Fire Chief John Abramowich said arriving crews found a Ford F-450 and its trailer fully involved in fire deep inside the westbound tunnel tube. Locating the burning vehicle was itself a significant challenge — dense black smoke filled the westbound tube, and more than 60 vehicles abandoned by motorists during the evacuation were left scattered throughout the roadway. Compounding the difficulty, smoke funneled into the adjacent eastbound tube where crews had staged their apparatus, with carbon monoxide readings reaching 20 parts per million — a level sufficient to pose a serious health threat to firefighters and to impair combustion-dependent equipment. Crews were temporarily withdrawn to conduct ventilation operations before advancing a hand line from the eastbound tube into the westbound tube to locate and suppress the fire. Pennsylvania Turnpike Commission crews also assisted, positioning large ventilation fans to help clear smoke from the tunnel.
No firefighters, EMS personnel, or members of the public were injured during the incident. The eastbound tube reopened to traffic at approximately 3:20 a.m. on June 6, with both directions of traffic funneled through a single tube until the westbound tube was cleared of debris, damaged tiles, and compromised light fixtures and reopened shortly after 2:30 p.m. Pennsylvania Turnpike Commission officials confirmed that the tunnel’s structural integrity was not compromised by the fire.
Abramowich said the department has conducted tabletop exercises for tunnel incidents for years but acknowledged that no live-fire training inside the operational tunnels had previously been possible. He described the incident as only the second working vehicle fire inside the Allegheny Mountain Tunnel in approximately 45 years and credited the multi-department response for the absence of injuries. “You can plan and talk about it, but there’s no real-life practice situation for something like this,” Abramowich said. The cause of the vehicle fire was not publicly determined as of the time of publication.
