A portion of Interstate 79 has reopened following a tractor trailer accident Wednesday morning.
PennDOT officials say the northbound lanes reopened shortly after 1 p.m. in between the Portersville exit (Exit 96) and the Butler/New Castle exit to Route 422.
The accident happened around 10:30 a.m. in the northbound lane near milemarker 98 when a tractor trailer jackknifed on the highway.
Drivers used Route 19 as a detour around the crash area.
