U.S. Route 522

U.S. Route 522
Country	USA
Type	US
Route	522
Length mi	308
Established	1926
Direction a	South
Terminus a	Powhatan County, Virginia
Direction b	North
Terminus b	Selinsgrove, Pennsylvania
States	Virginia, West Virginia, Maryland, Pennsylvania

U.S. Route 522 is a north–south United States Numbered Highway that runs approximately 308 miles through parts of Virginia, West Virginia, Maryland, and Pennsylvania. The corridor links rural communities, regional centers, and interstate corridors, connecting areas near Richmond, Virginia, Charleston, West Virginia, Baltimore, and Harrisburg, Pennsylvania. It serves as a regional arterial for local commerce, tourism, and access to Appalachian and Piedmont landscapes.

Route description

US 522 traverses diverse physiographic provinces, beginning in Powhatan County south of Richmond, Virginia and moving north through the Piedmont near Lynchburg and toward the Appalachian Plateau. In West Virginia it crosses the Allegheny Plateau and parallels portions of the Monongahela National Forest margins while intersecting corridors near Wheeling and Charleston. Entering Maryland, the route passes near Hagerstown and crosses agricultural valleys adjacent to Catoctin Mountain and South Mountain before reaching Pennsylvania and the Susquehanna River watershed near Harrisburg and Selinsgrove.

Along its route, the highway intersects several major federal and state routes, providing ties to Interstate 64 (Virginia), Interstate 81, Interstate 70, Interstate 76 (Pennsylvania Turnpike), and U.S. Route 40. The corridor serves communities such as Winchester, Virginia, Martinsburg, West Virginia, Washington County, Maryland, Mercersburg, Pennsylvania, and Mifflinburg, Pennsylvania. Key river crossings include the Potomac River near Hancock, Maryland and tributary crossings over the Susquehanna River basin.

Traffic volumes and roadway character vary from two-lane rural segments in Greenbrier County, West Virginia to multilane urban approaches near York County, Pennsylvania and suburbanized stretches adjacent to Baltimore commuter corridors. The route provides access to recreational areas including Shenandoah National Park approaches, regional parks, and historic sites tied to the French and Indian War era and the American Civil War.

History

The corridor that became US 522 traces colonial and early national roads linking Richmond, frontier towns, and inland markets. In the 18th and 19th centuries, turnpikes and wagon roads connected plantations, ironworks, and courthouse towns such as Clarksburg, West Virginia and Gettysburg, Pennsylvania. The numbered U.S. Highway system established in 1926 formalized the highway as US 522 amid nationwide route planning influenced by figures like Albert P. Rose and agencies such as the Bureau of Public Roads.

Throughout the 20th century, US 522 was realigned, widened, and bypassed in response to increasing automobile ownership, federal funding programs like the Federal Aid Highway Act of 1956, and regional economic shifts tied to coal, timber, and manufacturing centers. Town bypass projects affected municipalities including Martinsburg and Mifflinburg, while sections were co-signed with routes such as U.S. Route 40 and U.S. Route 22. Preservation efforts and historic routes preservation involved local historical societies and institutions including the National Trust for Historic Preservation.

Incidents and improvements over decades reflect regional challenges: mountain-grade reconstructions addressed landslide-prone slopes adjacent to the Allegheny Mountains, and bridge replacement programs upgraded crossings managed by state departments like the Pennsylvania Department of Transportation and the Maryland State Highway Administration.

Major intersections

Major intersections along the corridor include junctions with federally and regionally significant routes: the connection to Interstate 64 (Virginia) near Powhatan County, interchange complexes with Interstate 81 around Winchester, crossings of U.S. Route 50 and U.S. Route 40 near Hagerstown, interchange access to Interstate 70 and the Pennsylvania Turnpike (Interstate 76 (Pennsylvania Turnpike)) in Cumberland Valley, and northern termini interacting with U.S. Route 11 and state highways near Selinsgrove.

Other notable intersections include links to State Route 3 (Virginia), West Virginia Route 2, Maryland Route 144, Pennsylvania Route 35, and numerous county routes serving courthouse towns such as Franklin County, Pennsylvania and Berkeley County, West Virginia. These junctions form part of freight and commuter movements connecting major freight nodes like the Port of Baltimore and inland freight transload facilities.

Special routes

Special routes along the corridor include business loops, bypasses, and previously designated alternate routes that served downtown cores. Noteworthy examples include business and truck routes through Martinsburg and Mifflinburg created to route heavy vehicles around historic downtowns and to preserve streetscapes associated with landmarks such as courthouses listed by the National Register of Historic Places. Temporary detours and seasonal truck restrictions have been instituted in coordination with regional transportation agencies including the West Virginia Division of Highways.

Historical alternate routings tied to mid-20th-century alignments exist near towns that saw relocation projects funded by state legislatures and federal urban programs, with some former alignments preserved as local business routes or county roads maintained by Virginia Department of Transportation and counterpart state agencies.

Future and improvements

Planned and proposed projects on the corridor focus on capacity upgrades, safety enhancements, and bridge renewals coordinated among state departments and metropolitan planning organizations such as the Washington Metropolitan Area Transit Authority-adjacent planning bodies and regional councils. Initiatives include corridor studies for limited-access upgrades near growing suburban areas, intersection reconfigurations at high-crash locations listed in state strategic highway safety plans, and multimodal integration proposals to improve transit access near Hagerstown and Winchester.

Funding sources involve federal discretionary grants and state transportation budgets influenced by legislation such as the Fixing America's Surface Transportation Act; projects emphasize pavement rehabilitation, shoulder widening, and intelligent transportation systems deployments. Local stakeholders—chambers of commerce, county governments, and historic preservation commissions—continue to shape project priorities to balance mobility, economic development, and resource conservation.

Category:United States Numbered Highways