US Bridges

Lee-Jackson Hwy. over Cain Branch

Fair

Fairfax County, Virginia · 00.32FR607/00.67TO28 · Structure no. 000000000006296

Built
1969
56 years old
Condition
Fair
inspected July 2024
Type
Culvert
Concrete
Length
40 ft
4 main spans
Daily traffic
66,425
2022 count
Owner
State
State Highway Agency

About this bridge

Lee-Jackson Hwy. over Cain Branch is a concrete culvert carrying Lee-Jackson Hwy. over Cain Branch in Fairfax County, Virginia. It was built in 1969, so it is 56 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 66,425 vehicles a day, roughly 1% of them trucks, projected to reach 96,980 by 2042. The structure is 40 ft (12.2 m) long.

Location

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CarriesLee-Jackson Hwy.
CrossesCain Branch
Location00.32FR607/00.67TO28
RouteU.S. Route 50
CountyFairfax County
StateVirginia
Coordinates38.90227, -77.45139
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating65 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic66,425 (2022)
Projected traffic96,980 by 2042
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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$100 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Lee-Jackson Hwy. over Cain Branch built?

It was built in 1969, making it 56 years old in 2025.

What condition is Lee-Jackson Hwy. over Cain Branch 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 July 2024.

How much traffic does Lee-Jackson Hwy. over Cain Branch carry?

About 66,425 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Lee-Jackson Hwy. over Cain Branch?

The structure is 40 ft (12.2 m) long with a longest span of 9 ft (2.7 m).

Who owns Lee-Jackson Hwy. over Cain Branch?

It is owned by the State Highway Agency.