The ramp from northbound Route 28 to the Highland Park Bridge in Sharpsburg will be closed for nearly three months beginning Monday, the state Department of Transportation announced.

The ramp to the bridge and Aspinwall, Exit 6, is scheduled to close about 3 a.m. Monday, weather permitting. It is expected to be closed for 83 days, PennDOT said.

Crews will be replacing expansion dams and bearings, repairing concrete and steel, blasting and painting, improving drainage and applying an epoxy overlay on the deck.

Two detours will be available.

Posted detour

• From northbound Route 28, take the RD Fleming Bridge/Sharpsburg (Exit 5A) off-ramp.

• Continue straight at the stop sign.

• Bear right onto North Main Street.

• North Main Street becomes Main Street.

• Main Street becomes Freeport Road.

• Take the ramp to the Highland Park Bridge.

Alternate detour

• From northbound Route 28, continue past the closed ramp.

• Take the Fox Chapel/Waterworks Drive/Freeport Road (Exit 8) off-ramp.

• Bear left toward Fox Chapel Road.

• At the stop sign, turn left onto Fox Chapel Road.

• Turn left onto the ramp to southbound Route 28

• From southbound Route 28, take the left-hand off-ramp to South 8/Highland Park Bridge/Aspinwall (Exit 6).

Drivers can sign up to receive Route 28 traffic advisories and construction updates by email. To enroll, send an email with “Subscribe –Route 28” in the subject line to stcowan@pa.gov.

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