US Bridges

Ent. Nat. Airport over RT.1; Rf&p Rwy; Clark ST

Fair

Arlington County, Virginia · 00.10FR1/00.30TOGWPKWY · Structure no. 000000000000231

Built
1968
57 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,260 ft
13 main spans
Daily traffic
18,927
2022 count
Owner
State
State Highway Agency

About this bridge

Ent. Nat. Airport over RT.1; Rf&p Rwy; Clark ST is a steel continuous stringer/multi-beam or girder carrying Ent. Nat. Airport over RT.1; Rf&p Rwy; Clark ST in Arlington County, Virginia. It was built in 1968, so it is 57 years old, older than the Virginia average of 50.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 18,927 vehicles a day, projected to reach 27,633 by 2042. The structure is 1,260 ft (384 m) long and 56 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesEnt. Nat. Airport
CrossesRT.1; Rf&p Rwy; Clark ST
Location00.10FR1/00.30TOGWPKWY
RouteState Highway 233
CountyArlington County
StateVirginia
Coordinates38.84972, -77.04929
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating45.9 US tons
Inventory rating35.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans13 (+12 approach)
Design loadHS 20
Structure length1,260 ft (384 m)
Longest span130 ft (39.6 m)
Deck width56 ft (17.1 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deck17 ft (5.3 m)

Traffic and service

Average daily traffic18,927 (2022)
Projected traffic27,633 by 2042
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$276 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ent. Nat. Airport over RT.1; Rf&p Rwy; Clark ST built?

It was built in 1968, making it 57 years old in 2025.

What condition is Ent. Nat. Airport over RT.1; Rf&p Rwy; Clark ST in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2025.

How much traffic does Ent. Nat. Airport over RT.1; Rf&p Rwy; Clark ST carry?

About 18,927 vehicles per day (2022 count).

How long is Ent. Nat. Airport over RT.1; Rf&p Rwy; Clark ST?

The structure is 1,260 ft (384 m) long with a longest span of 130 ft (39.6 m) and a deck 56 ft wide.

Who owns Ent. Nat. Airport over RT.1; Rf&p Rwy; Clark ST?

It is owned by the State Highway Agency.