To amend the Transportation Equity Act for the 21st Century to modify requirements relating to an addition to Corridor O in Pennsylvania on the Appalachian development highway system.

Amends the Transportation Equity Act for the 21st Century (TEA-21) to revise and eliminate a condition on the addition to Corridor O in Pennsylvania on the Appalachian development highway system of a segment from Port Maltida to Interstate Route 80 along U.S. Route 322. Eliminates the requirement that the addition not affect estimates of the cost to complete the system.