Travelers along Route 28 will see single-lane restrictions Wednesday and Thursday near O’Hara.

PennDOT said crews will be repairing digital signs on northbound lanes from 9 a.m. to 3 p.m.

Work will be done near O’Hara and Sharpsburg, weather permitting.

On Wednesday, motorists will be affected in the areas from the Fox Chapel Road/Waterworks Drive/Freeport Road ramp (Exit 8) to the Blawnox interchange (Exit 9).

On Thursday, work will occur between the Highland Park Bridge/Aspinwall off-ramp (Exit 6) and Route 8 (Exit 5 A/B).

In addition, traffic will be impacted on nearby Route 910 in Indiana Township, where pipe replacement and rock slope construction will take place from 7 a.m. to 5 p.m. weekdays.

The section of Rout 910 between Cedar Ridge and Cedar Run roads will be limited to single-lane alternating traffic. Flaggers will control traffic.

Crews from A. Liberoni, Inc. are doing the work, which is expected to last three weeks.

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