US Bridges

I-66 Exp Ebl over Ramp I-495 Gwhs

Good

Fairfax County, Virginia · 0.32FR66EB 0.40TO495S · Structure no. 000000000031022

Built
2022
3 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
124 ft
1 main span
Daily traffic
153,895
2022 count
Owner
State
State Highway Agency

About this bridge

I-66 Exp Ebl over Ramp I-495 Gwhs is a concrete stringer/multi-beam or girder carrying I-66 Exp Ebl over Ramp I-495 Gwhs in Fairfax County, Virginia. It was built in 2022, so it is 3 years old, younger 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 153,895 vehicles a day, roughly 1% of them trucks, projected to reach 170,038 by 2042. The structure is 124 ft (37.8 m) long and 39 ft wide.

Location

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CarriesI-66 Exp Ebl
CrossesRamp I-495 Gwhs
Location0.32FR66EB 0.40TO495S
RouteInterstate 495
CountyFairfax County
StateVirginia
Coordinates38.88921, -77.21537
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment6: Equal to present minimum criteria
Operating rating95.8 US tons
Inventory rating62.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length124 ft (37.8 m)
Longest span122 ft (37.2 m)
Deck width39 ft (11.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic153,895 (2022)
Projected traffic170,038 by 2042
Trucks1%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byPrivate (other than railroad)
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-66 Exp Ebl over Ramp I-495 Gwhs built?

It was built in 2022, making it 3 years old in 2025.

What condition is I-66 Exp Ebl over Ramp I-495 Gwhs 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 February 2023.

How much traffic does I-66 Exp Ebl over Ramp I-495 Gwhs carry?

About 153,895 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is I-66 Exp Ebl over Ramp I-495 Gwhs?

The structure is 124 ft (37.8 m) long with a longest span of 122 ft (37.2 m) and a deck 39 ft wide.

Who owns I-66 Exp Ebl over Ramp I-495 Gwhs?

It is owned by the State Highway Agency and maintained by the Private (other than railroad).