US Bridges

Aden Road over NS Railway

Good

Prince William County, Virginia · 00.05FR772/00.30TO671 · Structure no. 000000000031219

Built
1882
143 years old, rebuilt 2018
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
96 ft
1 main span
Daily traffic
2,769
2022 count
Owner
State
State Highway Agency

About this bridge

Aden Road over NS Railway is a steel stringer/multi-beam or girder carrying Aden Road over NS Railway in Prince William County, Virginia. It was built in 1882 and reconstructed in 2018, so it is 143 years old, older 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 2,769 vehicles a day, roughly 1% of them trucks, projected to reach 4,044 by 2045. The structure is 96 ft (29.3 m) long and 16 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesAden Road
CrossesNS Railway
Location00.05FR772/00.30TO671
RouteCounty Highway 646
CountyPrince William County
StateVirginia
Coordinates38.70714, -77.56422
Functional classUrban 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.
Last inspectionNovember 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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating74.3 US tons
Inventory rating57.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20
Structure length96 ft (29.3 m)
Longest span74 ft (22.6 m)
Deck width16 ft (4.9 m)
Roadway width13 ft (4 m)
Vertical clearance over deck21 ft (6.4 m)

Traffic and service

Average daily traffic2,769 (2022)
Projected traffic4,044 by 2045
Trucks1%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$400 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Aden Road over NS Railway built?

It was built in 1882, making it 143 years old in 2025. It was reconstructed in 2018.

What condition is Aden Road over NS Railway 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 November 2024.

How much traffic does Aden Road over NS Railway carry?

About 2,769 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Aden Road over NS Railway?

The structure is 96 ft (29.3 m) long with a longest span of 74 ft (22.6 m) and a deck 16 ft wide.

Who owns Aden Road over NS Railway?

It is owned by the State Highway Agency.