PennDOT announced Tuesday that paving work was to begin this week on roads in Cornplanter and President Townships.
The highways are known as Petroleum Center Road and Eagle Rock Road.
Work was to start Wednesday, weather permitting. It should be completed by May 30.
The earliest work is scheduled in an eastbound direction on Petroleum Center Road. On eagle Rock Road, the project will proceed westbound. Detours will be posted to direct traffic while paving is in progress.