US Bridges

I-66 Wbl over Fairfax Co. Pky. Rt 286

Fair

Fairfax County, Virginia · 02.54FR28/02.16TO50 · Structure no. 000000000006376

Built
1986
39 years old, rebuilt 2021
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
168 ft
2 main spans
Daily traffic
75,288
2022 count
Owner
State
State Highway Agency

About this bridge

I-66 Wbl over Fairfax Co. Pky. Rt 286 is a steel continuous stringer/multi-beam or girder carrying I-66 Wbl over Fairfax Co. Pky. Rt 286 in Fairfax County, Virginia. It was built in 1986 and reconstructed in 2021, so it is 39 years old, younger 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 75,288 vehicles a day, roughly 1% of them trucks, projected to reach 97,703 by 2045. The structure is 168 ft (51.2 m) long and 103 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesI-66 Wbl
CrossesFairfax Co. Pky. Rt 286
Location02.54FR28/02.16TO50
RouteInterstate 66
CountyFairfax County
StateVirginia
Coordinates38.85455, -77.389
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.1 US tons
Inventory rating61 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length168 ft (51.2 m)
Longest span84 ft (25.6 m)
Deck width103 ft (31.4 m)
Roadway width100 ft (30.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75,288 (2022)
Projected traffic97,703 by 2045
Trucks1%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-66 Wbl over Fairfax Co. Pky. Rt 286 built?

It was built in 1986, making it 39 years old in 2025. It was reconstructed in 2021.

What condition is I-66 Wbl over Fairfax Co. Pky. Rt 286 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 September 2023.

How much traffic does I-66 Wbl over Fairfax Co. Pky. Rt 286 carry?

About 75,288 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is I-66 Wbl over Fairfax Co. Pky. Rt 286?

The structure is 168 ft (51.2 m) long with a longest span of 84 ft (25.6 m) and a deck 103 ft wide.

Who owns I-66 Wbl over Fairfax Co. Pky. Rt 286?

It is owned by the State Highway Agency.