US Bridges

Dulles Greenway over Trib. Beaverdam Run

Good

Loudoun County, Virginia · 00.79FR901/00.86TO772 · Structure no. 000000000024535

Built
1995
30 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
30,365
2022 count
Owner
Toll Authority
Local Toll Authority

About this bridge

Dulles Greenway over Trib. Beaverdam Run is a concrete culvert carrying Dulles Greenway over Trib. Beaverdam Run in Loudoun County, Virginia. It was built in 1995, so it is 30 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 30,365 vehicles a day, projected to reach 33,857 by 2042. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesDulles Greenway
CrossesTrib. Beaverdam Run
Location00.79FR901/00.86TO772
RouteState Highway 267
CountyLoudoun County
StateVirginia
Coordinates39.01919, -77.50615
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating79 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,365 (2022)
Projected traffic33,857 by 2042
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerLocal Toll Authority
Maintained byLocal Toll Authority
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 Dulles Greenway over Trib. Beaverdam Run built?

It was built in 1995, making it 30 years old in 2025.

What condition is Dulles Greenway over Trib. Beaverdam Run 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 Dulles Greenway over Trib. Beaverdam Run carry?

About 30,365 vehicles per day (2022 count).

How long is Dulles Greenway over Trib. Beaverdam Run?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns Dulles Greenway over Trib. Beaverdam Run?

It is owned by the Local Toll Authority.