US Bridges

Ramp Lewsh & Lsewh over I-495NB

Good

Fairfax County, Virginia · 023FR 495 NB /0.01TO 7 · Structure no. 000000000028679

Built
2012
13 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
538 ft
4 main spans
Daily traffic
18,000
2012 count
Owner
State
State Highway Agency

About this bridge

Ramp Lewsh & Lsewh over I-495NB is a steel continuous stringer/multi-beam or girder carrying Ramp Lewsh & Lsewh over I-495NB 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 18,000 vehicles a day, roughly 1% of them trucks, projected to reach 28,000 by 2042. The structure is 538 ft (164 m) long and 58 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesRamp Lewsh & Lsewh
CrossesI-495NB
Location023FR 495 NB /0.01TO 7
RouteInterstate 495
CountyFairfax County
StateVirginia
Coordinates38.90867, -77.21733
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment7: Better than present minimum criteria
Operating rating99 US tons
Inventory rating91.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length538 ft (164 m)
Longest span157 ft (48 m)
Deck width58 ft (17.7 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,000 (2012)
Projected traffic28,000 by 2042
Trucks1%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
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 Ramp Lewsh & Lsewh over I-495NB built?

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

What condition is Ramp Lewsh & Lsewh over I-495NB 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 September 2024.

How much traffic does Ramp Lewsh & Lsewh over I-495NB carry?

About 18,000 vehicles per day (2012 count), of which roughly 1% are trucks.

How long is Ramp Lewsh & Lsewh over I-495NB?

The structure is 538 ft (164 m) long with a longest span of 157 ft (48 m) and a deck 58 ft wide.

Who owns Ramp Lewsh & Lsewh over I-495NB?

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