US Bridges

James Madison Hiwy over Clarks Run

Fair

Loudoun County, Virginia · 02.00TO658 / 00.40FR662 · Structure no. 000000000011077

Built
1987
38 years old
Condition
Fair
inspected January 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
19,599
2022 count
Owner
State
State Highway Agency

About this bridge

James Madison Hiwy over Clarks Run is a concrete culvert carrying James Madison Hiwy over Clarks Run in Loudoun County, Virginia. It was built in 1987, so it is 38 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 19,599 vehicles a day, roughly 1% of them trucks, projected to reach 27,945 by 2045. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesJames Madison Hiwy
CrossesClarks Run
Location02.00TO658 / 00.40FR662
RouteU.S. Route 15
CountyLoudoun County
StateVirginia
Coordinates39.22131, -77.534
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,599 (2022)
Projected traffic27,945 by 2045
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate 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$2.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was James Madison Hiwy over Clarks Run built?

It was built in 1987, making it 38 years old in 2025.

What condition is James Madison Hiwy over Clarks Run 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 January 2023.

How much traffic does James Madison Hiwy over Clarks Run carry?

About 19,599 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is James Madison Hiwy over Clarks Run?

The structure is 22 ft (6.7 m) long with a longest span of 11 ft (3.4 m).

Who owns James Madison Hiwy over Clarks Run?

It is owned by the State Highway Agency.