US Bridges

Harry Byrd Hwy. WB over RTE 15 King Street

Fair

Loudoun County, Virginia · 01.80FR7/01.20TO643 · Structure no. 000000000011068

Built
1976
49 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
226 ft
3 main spans
Daily traffic
30,124
2022 count
Owner
State
State Highway Agency

About this bridge

Harry Byrd Hwy. WB over RTE 15 King Street is a steel stringer/multi-beam or girder carrying Harry Byrd Hwy. WB over RTE 15 King Street in Loudoun County, Virginia. It was built in 1976, so it is 49 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 30,124 vehicles a day, roughly 1% of them trucks, projected to reach 43,981 by 2045. The structure is 226 ft (68.9 m) long and 54 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesHarry Byrd Hwy. WB
CrossesRTE 15 King Street
Location01.80FR7/01.20TO643
RouteState Highway 7
CountyLoudoun County
StateVirginia
Coordinates39.10266, -77.5742
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating82.8 US tons
Inventory rating63.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length226 ft (68.9 m)
Longest span134 ft (40.8 m)
Deck width54 ft (16.5 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,124 (2022)
Projected traffic43,981 by 2045
Trucks1%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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 Harry Byrd Hwy. WB over RTE 15 King Street built?

It was built in 1976, making it 49 years old in 2025.

What condition is Harry Byrd Hwy. WB over RTE 15 King Street 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 June 2023.

How much traffic does Harry Byrd Hwy. WB over RTE 15 King Street carry?

About 30,124 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Harry Byrd Hwy. WB over RTE 15 King Street?

The structure is 226 ft (68.9 m) long with a longest span of 134 ft (40.8 m) and a deck 54 ft wide.

Who owns Harry Byrd Hwy. WB over RTE 15 King Street?

It is owned by the State Highway Agency.