Interstate 66

E1824

Interstate Highway limited-access highway

Interstate 66 is a major east–west U.S. highway in the Mid-Atlantic region that connects Washington, D.C. with northern Virginia and extends westward toward the Shenandoah Valley.

Aliases (4)

Statements (47)

Predicate	Object
instanceOf	Interstate Highway → limited-access highway →
completed	1980s →
connects	Northern Virginia → Washington, D.C. →
country	United States →
crosses	Potomac River →
crossesVia	Theodore Roosevelt Bridge →
direction	east–west →
easternTerminus	Washington, D.C. →
hasHOVLanes	yes →
hasLaneConfiguration	express lanes and general-purpose lanes in Northern Virginia →
hasTollLanes	yes →
highwayNumber	66 →
HOVPolicyApplies	peak periods →
isMajorCorridorFor	travel between Washington, D.C. and Shenandoah Valley →
isSubjectOf	regional transportation planning in Northern Virginia →
junctionWith	Dulles Access Road → Interstate 495 → Interstate 81 → U.S. Route 29 → U.S. Route 50 →
locatedIn	District of Columbia → Virginia →
maintainedBy	District Department of Transportation → Virginia Department of Transportation →
opened	1960s →
parallelTo	Orange Line of the Washington Metro → U.S. Route 29 in Virginia →
partOf	Interstate Highway System →
passesNear	Ronald Reagan Washington National Airport → Shenandoah Valley →
passesThrough	Arlington County, Virginia → Fairfax County, Virginia → Fauquier County, Virginia → Prince William County, Virginia → Warren County, Virginia →
region	Mid-Atlantic United States →
routeDesignation	I-66 →
serves	Northern Virginia suburbs → commuters to Washington, D.C. →
terminusInCity	Washington, D.C. central business district vicinity →
tollFacilityName	I-66 Express Lanes Inside the Beltway → I-66 Express Lanes Outside the Beltway →
tollingType	dynamic tolling →
westernTerminus	Middletown, Virginia → junction with Interstate 81 →

Referenced by (42)

Subject (surface form when different)	Predicate
Arlington Boulevard → Fairfax County Parkway → Interstate 495 (Capital Beltway) → Interstate 81 → Virginia State Route 234 →	connectsTo
Arlington Boulevard → Virginia State Route 123 → Virginia State Route 28 → Virginia State Route 55 →	hasJunctionWith
Centreville → Fairfax, Virginia → Gainesville, Virginia → Gainesville, Virginia →	majorHighway
City of Fairfax → Fair Oaks, Virginia → Mosaic District → Vienna/Fairfax–GMU station →	near
Arlington, Virginia → Prince William County, Virginia →	hasMajorHighway
Ballston → Manassas ("Interstate 66 (nearby)") →	hasMajorRoad
Northern Virginia → Rosslyn, Arlington, Virginia →	hasTransportation
Chantilly, Virginia → City of Manassas Park, Virginia →	locatedNear
I-66 Express Lanes Inside the Beltway → I-66 Express Lanes Outside the Beltway →	locatedOn
Rosslyn–Ballston corridor →	borderedBy
Theodore Roosevelt Bridge →	carries
Front Royal →	connectedByHighway
Vienna, Virginia →	isServedByRoad
Haymarket, Virginia →	locatedOnTransportCorridor
Virginia State Route 7 →	majorJunction
City of Fairfax, Virginia →	majorRoad
Vienna, Virginia →	nearHighway
U.S. Route 29 in Virginia ("Interstate 66 near Gainesville") →	overlapsWith
Virginia State Route 55 →	parallels
I-66 Express Lanes Inside the Beltway ("I-66 corridor in Virginia") →	partOf
Merrifield →	roadAccess
Interstate 66 ("I-66") →	routeDesignation
Warren County, Virginia →	servedByHighway
Fauquier County, Virginia →	transportationCorridor