US Bridges

Lee Highway Nbl over Cub Run

Fair

Fairfax County, Virginia · 00.35FR662/00.25TO7510 · Structure no. 000000000006272

Built
1954
71 years old, rebuilt 2023
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
69 ft
2 main spans
Daily traffic
11,522
2022 count
Owner
State
State Highway Agency

About this bridge

Lee Highway Nbl over Cub Run is a steel continuous stringer/multi-beam or girder carrying Lee Highway Nbl over Cub Run in Fairfax County, Virginia. It was built in 1954 and reconstructed in 2023, so it is 71 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 6 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 11,522 vehicles a day, projected to reach 16,822 by 2045. The structure is 69 ft (21 m) long and 42 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesLee Highway Nbl
CrossesCub Run
Location00.35FR662/00.25TO7510
RouteU.S. Route 29
CountyFairfax County
StateVirginia
Coordinates38.83313, -77.46354
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating99.1 US tons
Inventory rating99 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length69 ft (21 m)
Longest span34 ft (10.4 m)
Deck width42 ft (12.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,522 (2022)
Projected traffic16,822 by 2045
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemYes

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 Lee Highway Nbl over Cub Run built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 2023.

What condition is Lee Highway Nbl over Cub Run 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 Lee Highway Nbl over Cub Run carry?

About 11,522 vehicles per day (2022 count).

How long is Lee Highway Nbl over Cub Run?

The structure is 69 ft (21 m) long with a longest span of 34 ft (10.4 m) and a deck 42 ft wide.

Who owns Lee Highway Nbl over Cub Run?

It is owned by the State Highway Agency.