US Bridges

Sbh 495 over Ramps Dtwsh & Future

Good

Fairfax County, Virginia · 0.40FR694 0.70TO 123 · Structure no. 000000000028685

Built
2012
13 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
286 ft
2 main spans
Daily traffic
10,119
2022 count
Owner
State
State Highway Agency

About this bridge

Sbh 495 over Ramps Dtwsh & Future is a steel continuous stringer/multi-beam or girder carrying Sbh 495 over Ramps Dtwsh & Future 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 10,119 vehicles a day, roughly 1% of them trucks, projected to reach 14,774 by 2042. The structure is 286 ft (87.3 m) long and 45 ft wide.

Location

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CarriesSbh 495
CrossesRamps Dtwsh & Future
Location0.40FR694 0.70TO 123
RouteInterstate 495
CountyFairfax County
StateVirginia
Coordinates38.92992, -77.2125
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.1 US tons
Inventory rating59 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length286 ft (87.3 m)
Longest span143 ft (43.7 m)
Deck width45 ft (13.8 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,119 (2022)
Projected traffic14,774 by 2042
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byPrivate (other than railroad)
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 Sbh 495 over Ramps Dtwsh & Future built?

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

What condition is Sbh 495 over Ramps Dtwsh & Future 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 August 2024.

How much traffic does Sbh 495 over Ramps Dtwsh & Future carry?

About 10,119 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Sbh 495 over Ramps Dtwsh & Future?

The structure is 286 ft (87.3 m) long with a longest span of 143 ft (43.7 m) and a deck 45 ft wide.

Who owns Sbh 495 over Ramps Dtwsh & Future?

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