US 22 eastbound over I-81 and several ramps, and possibly another, the ramp carrying traffic from I-81 northbound to US 22/US 322 westbound, will have to be demolished and replaced. The fire resulted in about ten miles of I-81, from the PA 581 interchange to the I-83 interchange, being closed in both directions, with traffic being diverted along the southern portion of the Capital Beltway. Exit list Mileposts follow individual component highways. See also Capital Beltway, in the Washington, D.C. metropolitan area References External links Pennsylvania Highways: PA 581 Beltways in the United States Capital Beltway Harrisburg, Pennsylvania Interstate 83 Interstate 81 Transportation in Cumberland County, Pennsylvania Transportation in Dauphin County, Pennsylvania Streets in Harrisburg, Pennsylvania