US Bridges

66 Ramp Es over 495 Main; Hot & 66 Ramps

Good

Fairfax County, Virginia · 0.15FR66WB & .25TO495S · Structure no. 000000000028667

Built
2012
13 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
556 ft
4 main spans
Daily traffic
4,212
2022 count
Owner
State
State Highway Agency

About this bridge

66 Ramp Es over 495 Main; Hot & 66 Ramps is a steel continuous stringer/multi-beam or girder carrying 66 Ramp Es over 495 Main; Hot & 66 Ramps in Fairfax County, Virginia. It was built in 2012, so it is 13 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,212 vehicles a day, roughly 3% of them trucks, projected to reach 6,151 by 2042. The structure is 556 ft (169.5 m) long and 37 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
Carries66 Ramp Es
Crosses495 Main; Hot & 66 Ramps
Location0.15FR66WB & .25TO495S
RouteInterstate 66
CountyFairfax County
StateVirginia
Coordinates38.89008, -77.21744
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating59 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length556 ft (169.5 m)
Longest span175 ft (53.3 m)
Deck width37 ft (11.3 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,212 (2022)
Projected traffic6,151 by 2042
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 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
NavigationNot applicable (no waterway)

Frequently asked questions

When was 66 Ramp Es over 495 Main; Hot & 66 Ramps built?

It was built in 2012, making it 13 years old in 2025.

What condition is 66 Ramp Es over 495 Main; Hot & 66 Ramps 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 March 2024.

How much traffic does 66 Ramp Es over 495 Main; Hot & 66 Ramps carry?

About 4,212 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 66 Ramp Es over 495 Main; Hot & 66 Ramps?

The structure is 556 ft (169.5 m) long with a longest span of 175 ft (53.3 m) and a deck 37 ft wide.

Who owns 66 Ramp Es over 495 Main; Hot & 66 Ramps?

It is owned by the State Highway Agency.