US Bridges

Capital Beltway over Cameron Run

Good

Fairfax County, Virginia · 02.87FR0613/00.20TO0241 · Structure no. 000000000026439

Built
2010
15 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
344 ft
3 main spans
Daily traffic
199,971
2022 count
Owner
State
State Highway Agency

About this bridge

Capital Beltway over Cameron Run is a prestressed concrete continuous stringer/multi-beam or girder carrying Capital Beltway over Cameron Run in Fairfax County, Virginia. It was built in 2010, so it is 15 years old, younger than the Virginia average of 50.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 199,971 vehicles a day, projected to reach 222,968 by 2045. The structure is 344 ft (104.7 m) long and 284 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesCapital Beltway
CrossesCameron Run
Location02.87FR0613/00.20TO0241
RouteInterstate 95
CountyFairfax County
StateVirginia
Coordinates38.80091, -77.08449
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.1 US tons
Inventory rating61.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length344 ft (104.7 m)
Longest span114 ft (34.7 m)
Deck width284 ft (86.7 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic199,971 (2022)
Projected traffic222,968 by 2045
Trucks0%
Lanes on structure14
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$250 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Capital Beltway over Cameron Run built?

It was built in 2010, making it 15 years old in 2025.

What condition is Capital Beltway over Cameron Run in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does Capital Beltway over Cameron Run carry?

About 199,971 vehicles per day (2022 count).

How long is Capital Beltway over Cameron Run?

The structure is 344 ft (104.7 m) long with a longest span of 114 ft (34.7 m) and a deck 284 ft wide.

Who owns Capital Beltway over Cameron Run?

It is owned by the State Highway Agency.