US Bridges

Aden Road over Cedar Run

Good

Prince William County, Virginia · 00.90FR608/01.40TO653 · Structure no. 000000000014339

Built
1982
43 years old, rebuilt 2013
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
167 ft
3 main spans
Daily traffic
5,046
2022 count
Owner
State
State Highway Agency

About this bridge

Aden Road over Cedar Run is a prestressed concrete box beam or girders - multiple carrying Aden Road over Cedar Run in Prince William County, Virginia. It was built in 1982 and reconstructed in 2013, so it is 43 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 5,046 vehicles a day, roughly 2% of them trucks, projected to reach 7,367 by 2045. The structure is 167 ft (50.9 m) long and 34 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesAden Road
CrossesCedar Run
Location00.90FR608/01.40TO653
RouteCounty Highway 646
Coordinates38.64148, -77.51222
Functional classRural Major Collector

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.9 US tons
Inventory rating46.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length167 ft (50.9 m)
Longest span56 ft (17.1 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,046 (2022)
Projected traffic7,367 by 2045
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$250 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Aden Road over Cedar Run built?

It was built in 1982, making it 43 years old in 2025. It was reconstructed in 2013.

What condition is Aden Road over Cedar 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 September 2023.

How much traffic does Aden Road over Cedar Run carry?

About 5,046 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Aden Road over Cedar Run?

The structure is 167 ft (50.9 m) long with a longest span of 56 ft (17.1 m) and a deck 34 ft wide.

Who owns Aden Road over Cedar Run?

It is owned by the State Highway Agency.