DEERFIELD, Mass. (WWLP) – A section of Interstate 91 in Franklin County has re-opened, after being closed for a portion of the morning commute Thursday.

I-91 southbound was shut down between Exit 43 in Greenfield and Exit 35 in Whately before 5:30 a.m. Traffic was diverted off the highway and onto Route 5 southbound. The highway was re-opened at around 6:40 a.m.

Massachusetts State Police Lieutenant Paul Sullivan told 22News a tanker truck by the weigh station in South Deerfield was leaking medical-grade oxygen from a valve and the truck has a flat tire.

The truck was moved to the weigh station and the roadway was reopened. No injuries were reported.