US Bridges

Va Route 233 over Gwmp

Fair

Arlington County, Virginia · 1.6 Miles South of I-395. · Structure no. 3300028P0000000

Built
1965
60 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Single or Spread
Concrete
Length
134 ft
1 main span
Daily traffic
17,745
2022 count
Owner
Federal
National Park Service

About this bridge

Va Route 233 over Gwmp is a concrete box beam or girders - single or spread carrying Va Route 233 over Gwmp in Arlington County, Virginia. It was built in 1965, so it is 60 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 17,745 vehicles a day, roughly 1% of them trucks, projected to reach 21,294 by 2042. The structure is 134 ft (40.7 m) long and 79 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesVa Route 233
CrossesGwmp
Location1.6 Miles South of I-395.
RouteFederal Lands Road 1
CountyArlington County
StateVirginia
Coordinates38.84928, -77.04786
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating31 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length134 ft (40.7 m)
Longest span134 ft (40.7 m)
Deck width79 ft (24.1 m)
Roadway width61 ft (18.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,745 (2022)
Projected traffic21,294 by 2042
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerNational Park Service
Maintained byNational Park Service
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$158,000 (2021 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Va Route 233 over Gwmp built?

It was built in 1965, making it 60 years old in 2025.

What condition is Va Route 233 over Gwmp 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 April 2023.

How much traffic does Va Route 233 over Gwmp carry?

About 17,745 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Va Route 233 over Gwmp?

The structure is 134 ft (40.7 m) long with a longest span of 134 ft (40.7 m) and a deck 79 ft wide.

Who owns Va Route 233 over Gwmp?

It is owned by the National Park Service.