According to a report in the Altoona Mirror, work is set to begin today on a bridge that spans over rt. 764 in Allegheny Twp. The bridge carries Rt. 22 over 764. Workers will begin concrete repairs to the structure, which sill slow down traffic to one lane while thew work is done. Flaggers will be on site to control the traffic flow. This is part of a larger project and should be completed by next Friday, July 14th. Drivers are to be aware of traffic pattern changes in this area.