US Bridges

Washington Blv 237 over I-66 Custis Parkway

Fair

Arlington County, Virginia · 2.42FR29/0.09TO120 · Structure no. 000000000000239

Built
1982
43 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
183 ft
2 main spans
Daily traffic
8,031
2022 count
Owner
State
State Highway Agency

About this bridge

Washington Blv 237 over I-66 Custis Parkway is a steel continuous stringer/multi-beam or girder carrying Washington Blv 237 over I-66 Custis Parkway in Arlington County, Virginia. It was built in 1982, so it is 43 years old, younger 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 8,031 vehicles a day, roughly 1% of them trucks, projected to reach 8,955 by 2042. The structure is 183 ft (55.8 m) long and 66 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesWashington Blv 237
CrossesI-66 Custis Parkway
Location2.42FR29/0.09TO120
RouteState Highway 237
CountyArlington County
StateVirginia
Coordinates38.88534, -77.11875
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 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 geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.1 US tons
Inventory rating48.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length183 ft (55.8 m)
Longest span101 ft (30.8 m)
Deck width66 ft (20.1 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,031 (2022)
Projected traffic8,955 by 2042
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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$210 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Washington Blv 237 over I-66 Custis Parkway built?

It was built in 1982, making it 43 years old in 2025.

What condition is Washington Blv 237 over I-66 Custis Parkway 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 August 2024.

How much traffic does Washington Blv 237 over I-66 Custis Parkway carry?

About 8,031 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Washington Blv 237 over I-66 Custis Parkway?

The structure is 183 ft (55.8 m) long with a longest span of 101 ft (30.8 m) and a deck 66 ft wide.

Who owns Washington Blv 237 over I-66 Custis Parkway?

It is owned by the State Highway Agency.