US Bridges

Capital Beltway over Trib.Of Cameron Run

Good

Fairfax County, Virginia · 02.23FR613/00.96TO241 · Structure no. 000000000006417

Built
1964
61 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
21 ft
3 main spans
Daily traffic
199,971
2022 count
Owner
State
State Highway Agency

About this bridge

Capital Beltway over Trib.Of Cameron Run is a concrete culvert carrying Capital Beltway over Trib.Of Cameron Run in Fairfax County, Virginia. It was built in 1964, so it is 61 years old, older 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 2042. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 9.9 mi (16 km).

CarriesCapital Beltway
CrossesTrib.Of Cameron Run
Location02.23FR613/00.96TO241
RouteInterstate 95
Coordinates38.80245, -77.0956
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating64 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span7 ft (2.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic199,971 (2022)
Projected traffic222,968 by 2042
Trucks0%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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$2.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Capital Beltway over Trib.Of Cameron Run built?

It was built in 1964, making it 61 years old in 2025.

What condition is Capital Beltway over Trib.Of 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 July 2024.

How much traffic does Capital Beltway over Trib.Of Cameron Run carry?

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

How long is Capital Beltway over Trib.Of Cameron Run?

The structure is 21 ft (6.4 m) long with a longest span of 7 ft (2.1 m).

Who owns Capital Beltway over Trib.Of Cameron Run?

It is owned by the State Highway Agency.