Interstate 66 (I-66) is an east–west Interstate Highway in the eastern United States. It runs from an interchange with I-81 near Middletown, Virginia, on its western end to an interchange with U.S. Route 29 (US 29) in Washington, D.C., at the eastern terminus. Much of the route parallels US 29 or State Route 55 (SR 55) in Virginia. I-66 has no physical or historical connection to the famous US 66, which was located in a different region of the United States.
The Capital Beltway is a 64-mile (103 km) Interstate Highway in the Washington metropolitan area that surrounds Washington, D.C., the capital of the United States, and its inner suburbs in adjacent Maryland and Virginia. It is the basis of the phrase "inside the Beltway", used when referring to issues dealing with U.S. federal government and politics. The highway is signed as Interstate 495 (I-495) for its entire length, and its southern and eastern half runs concurrently with I-95.
Interstate 395 (I-395) in Washington, D.C., and Virginia is a 13.39-mile-long (21.55 km) spur route of I-95 that begins at an interchange with I-95 in Springfield and ends at an interchange with U.S. Route 50 in northwest Washington, D.C. It passes underneath the National Mall near the U.S. Capitol and ends at a junction with US 50 at New York Avenue, roughly one mile (1.6 km) north of the 3rd Street Tunnel. Despite its proximity to I-395 in Maryland, the route is unrelated and unconnected.
The Henry G. Shirley Memorial Highway, often shortened to Shirley Highway, consists of a 17.3-mile (27.8 km) portion of Interstates 95 and 395 in the U.S. Commonwealth of Virginia. Shirley Highway was the first limited-access freeway in Virginia. Begun in 1941, the road was completed from U.S. Route 1 in Colchester, Virginia, just north of Woodbridge, to the 14th Street Bridge over the Potomac River between Virginia and Washington, D.C. in 1952.
The George Washington Memorial Parkway, colloquially the G.W. Parkway, is a 25-mile-long (40 km) parkway that runs along the south bank of the Potomac River from Mount Vernon, Virginia, northwest to McLean, Virginia, and is maintained by the National Park Service (NPS). It is located almost entirely within Virginia, except for a short portion of the parkway northwest of the Arlington Memorial Bridge that passes over Columbia Island within the District of Columbia.
Interstate 695 (I-695) is a 2-mile-long (3.2 km) auxiliary Interstate Highway in Washington, D.C. It is also known as the Southeast Freeway. It travels from an interchange with I-395 south of the United States Capitol building east then south across the 11th Street Bridges to an intersection with I-295 and District of Columbia Route 295 (DC 295) in Anacostia.
Virginia State Route 110 (SR 110) is a primary state highway in the U.S. state of Virginia. Known as Richmond Highway, the state highway runs 2.41 miles (3.88 km) from U.S. Route 1 (US 1) and Interstate 395 (I-395) in Crystal City north to I-66 in Rosslyn within Arlington County. SR 110 is a four- to six-lane freeway that parallels the Potomac River, providing a connection between several of Arlington's urban villages. The state highway also provides access to the Pentagon, which is the headquarters of the United States Department of Defense, the grounds of Arlington National Cemetery, and SR 27, an east–west freeway between the Pentagon and the cemetery. SR 110 is a part of the National Highway System for its entire length.
State Route 244 is a primary state highway in the U.S. state of Virginia. Known as Columbia Pike, the state highway runs 8.25 miles (13.28 km) from SR 236 in Annandale east to SR 27 and Interstate 395 (I-395) at The Pentagon in Arlington. SR 244 is a major southwest–northeast thoroughfare in northeastern Fairfax County and eastern Arlington County, connecting Annandale with SR 7 at Bailey's Crossroads and SR 120 in the multicultural Westmont neighborhood of Arlington.
Virginia State Route 7 (VA 7) is a major primary state highway and busy commuter route in northern Virginia, United States. It travels southeast from downtown Winchester to SR 400 in downtown Alexandria. Its route largely parallels those of the Washington & Old Dominion Trail and the Potomac River. Between its western terminus and Interstate 395 (I-395), SR 7 is part of the National Highway System. In 1968, the Virginia State Highway Commission designated the road as the "Harry Flood Byrd Highway" between Alexandria and Winchester to commemorate Harry F. Byrd Sr. (1887–1966).
State Route 236 is a primary state highway in the U.S. state of Virginia. The state highway runs 15.63 miles (25.15 km) from U.S. Route 29 and US 50 in Fairfax east to SR 400 in Alexandria. SR 236 is a major suburban arterial highway that connects the independent cities of Fairfax and Alexandria via Annandale in Fairfax County. The state highway is known as Main Street in City of Fairfax, Little River Turnpike in Fairfax County, where the highway meets Interstate 495 (I-495), and Duke Street in Alexandria, where the road has junctions with I-395 and US 1.
Clara Barton Parkway is an automobile parkway in the U.S. state of Maryland and the District of Columbia. The highway runs 6.8 miles (10.9 km) from MacArthur Boulevard in Carderock, Maryland, east to Canal Road at the Chain Bridge in Washington. Clara Barton Parkway is a two- to four-lane parkway that parallels the Potomac River and the Chesapeake and Ohio Canal (C&O) in southwestern Montgomery County, Maryland, and the far western corner of Washington. The parkway provides access to the communities of Cabin John and Glen Echo and several units of the Chesapeake and Ohio Canal National Historical Park. The Maryland portion of the George Washington Memorial Parkway was constructed from Carderock past Interstate 495 (I-495) to Glen Echo in the early to mid-1960s. The parkway was proposed to continue west to Great Falls and east to Georgetown. However, these proposals never came to fruition and the parkway was extended only to the Chain Bridge in the early 1970s. The Maryland portion of the George Washington Memorial Parkway was renamed in 1989 for Clara Barton, the founder of the American Red Cross, and whose original headquarters is located in Glen Echo.
State Route 120 is a primary state highway in the U.S. state of Virginia. Known as Glebe Road, the state highway runs 9.10 miles (14.65 km) from U.S. Route 1 (US 1) in Crystal City north to SR 123 at the Chain Bridge. SR 120 is a partial circumferential highway in Arlington County that connects the southeastern and northwestern corners of the county with several urban villages along its crescent-shaped path, including Ballston. The state highway also connects all of the major highways in Virginia that radiate from Washington, including Interstate 395, I-66, US 50, and US 29. SR 120 is a part of the National Highway System for its entire length.
State Route 27 (SR 27) is a freeway in Arlington County, Virginia, in the United States, known as Washington Boulevard. It was built during World War II to connect the Pentagon with U.S. Route 50 (US 50) and northern Arlington to the west and Washington, DC, to the east. Its 2.54-mile (4.09 km) route parallels the southern boundaries of Arlington National Cemetery. At its southernmost point, Route 27 passes through a complex interchange with Interstate 395. called the "Mixing Bowl," although local motorists more recently use that term also to refer to the Springfield Interchange on the Capital Beltway in Springfield. It is an important commuter route as well as providing access to a number of military installations, the cemetery and national memorials. Because Route 27 is the closest road to the site of the September 11 attack on the Pentagon, the route has been designated the "9/11 Heroes Memorial Highway."
State Route 123 is a primary state highway in the U.S. state of Virginia. The state highway runs 29.27 miles (47.11 km) from U.S. Route 1 in Woodbridge north to the Chain Bridge across the Potomac River into Washington from Arlington. It goes by four local names. From its southern terminus to the Occoquan River Bridge, it is known as Gordon Boulevard. From the Occoquan River Bridge to the city of Fairfax it is known as Ox Road. From Fairfax until it enters the Town of Vienna, it is known as Chain Bridge Road. Then, as it passes through the Town of Vienna, it is known as Maple Avenue. After leaving the Town of Vienna, the name reverts to Chain Bridge Road, and continues this way until the intersection with I-495 in Tysons. Between Tysons and the George Washington Memorial Parkway, it is known as Dolley Madison Boulevard. After crossing over the George Washington Memorial Parkway, the name once again reverts to Chain Bridge Road and continues this way until the end of the road, at Chain Bridge. SR 123 is a partial circumferential highway in Northern Virginia that connects Woodbridge in eastern Prince William County with the independent city of Fairfax and the Fairfax County communities of Vienna, Tysons, and McLean, the last being the home of the National Counterterrorism Center and the Central Intelligence Agency. The state highway also connects all of the major highways that radiate from Washington, including Interstate 95, I-66, US 29, US 50, SR 267, and the George Washington Memorial Parkway. Furthermore, SR 123 crosses another pair of circumferential highways, I-495 and the Fairfax County Parkway, and SR 7, a major northwest–southeast highway through Northern Virginia. The state highway is a part of the National Highway System for its entire length.
The Pentagon road network is a system of highways, mostly freeways, built by the United States federal government in the early 1940s to serve the Pentagon in northern Virginia. The roads, transferred to the Commonwealth of Virginia in 1964, are now largely state highways. The main part of the network is the Mixing Bowl at Interstate 395 and Route 27, named because it had major weaving issues with traffic "mixing" between the two roads before it was rebuilt in the early 1970s.
U.S. Route 1 (US 1) is a major north–south U.S. Highway that serves the East Coast of the United States. In the U.S. state of Virginia, US 1 runs north–south through South Hill, Petersburg, Richmond, Fredericksburg, and Alexandria on its way from North Carolina to the 14th Street Bridge into the District of Columbia. It is completely paralleled by Interstate Highways in Virginia – Interstate 85 (I-85) south of Petersburg, I-95 north to Alexandria, and I-395 into the District of Columbia – and now serves mainly local traffic. At its north end, on the approach to the 14th Street Bridge, US 1 is concurrent with I-395; the rest of US 1 is on surface roads.
This article deals with the streets and highways of Arlington County, Virginia, a suburb of Washington, D.C. in the United States.
State Route 237 is a primary state highway in the U.S. state of Virginia. The state highway runs 13.07 miles (21.03 km) from SR 236 in Fairfax east to U.S. Route 50 in Arlington. SR 237 connects Fairfax and Arlington with Falls Church. Between Fairfax and Falls Church, the state highway mostly runs concurrently with US 29. East of Falls Church, SR 237 parallels Interstate 66 (I-66) and connects several of Arlington's urban villages.
Arlington Boulevard is a major arterial road in Arlington County, Fairfax County, and the independent City of Fairfax in Northern Virginia in metropolitan Washington, DC, United States. It is designated U.S. Route 50 (US 50) for its entire length and is part of the National Highway System.
Randolph Road is a county highway in the U.S. state of Maryland. The highway is the major component of a mostly four- to six-lane 16.8-mile (27.0 km) highway spanning southern Montgomery County and northwestern Prince George's County that also includes Montrose Road, Josiah Henson Memorial Parkway, and Cherry Hill Road, and forms an important link between eastern Montgomery County and Rockville. Montrose Road begins at Maryland Route 189 in Potomac. The highway heads east through a junction with Interstate 270 (I-270) before the main course continues as Josiah Henson Memorial Parkway in North Bethesda. Josiah Henson Memorial Parkway continues through a junction with MD 355, east of which the highway becomes Randolph Road. Randolph Road intersects MD 586 and MD 185 in Wheaton, MD 97 in Glenmont, and MD 650 in Colesville. The highway continues southeast toward Fairland, where it meets U.S. Route 29. The highway continues from US 29 as Cherry Hill Road through an intersection with MD 212 in Calverton before reaching its eastern end at US 1 in College Park.
SR 237 from East Falls Church, VA to Ballston, VA 
SR 27 from Penrose, VA to Columbia Island, DC 
US 29 in East Falls Church, VA 
SR 120 in Ballston, VA 
US 50 in Penrose, VA 
I-395 in Pentagon City, VA 
SR 110 at The Pentagon, VA
