US Bridges

Mount Vernon Hiway over Tributary of Dogue Creek

Fair

Fairfax County, Virginia · 00.21 4232 / 00.13 3108 · Structure no. 000000000006483

Built
1960
65 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
11,607
2022 count
Owner
State
State Highway Agency

About this bridge

Mount Vernon Hiway over Tributary of Dogue Creek is a concrete culvert carrying Mount Vernon Hiway over Tributary of Dogue Creek in Fairfax County, Virginia. It was built in 1960, so it is 65 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 11,607 vehicles a day, roughly 2% of them trucks, projected to reach 13,140 by 2045. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesMount Vernon Hiway
CrossesTributary of Dogue Creek
Location00.21 4232 / 00.13 3108
RouteState Highway 235
CountyFairfax County
StateVirginia
Coordinates38.70936, -77.10862
Functional classUrban Other Principal 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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating95 US tons
Inventory rating57 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,607 (2022)
Projected traffic13,140 by 2045
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$3.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Mount Vernon Hiway over Tributary of Dogue Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Mount Vernon Hiway over Tributary of Dogue Creek 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 August 2023.

How much traffic does Mount Vernon Hiway over Tributary of Dogue Creek carry?

About 11,607 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Mount Vernon Hiway over Tributary of Dogue Creek?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m).

Who owns Mount Vernon Hiway over Tributary of Dogue Creek?

It is owned by the State Highway Agency.