US Bridges

Dumfries Road over Cockrell Branch

Good

Manassas city, Virginia · 00.01 Mi. S. of Hastings · Structure no. 000000000024159

Built
1985
40 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
25 ft
4 main spans
Daily traffic
9,484
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Dumfries Road over Cockrell Branch is a concrete culvert carrying Dumfries Road over Cockrell Branch in Manassas city, Virginia. It was built in 1985, so it is 40 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 9,484 vehicles a day, roughly 1% of them trucks, projected to reach 10,575 by 2045. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesDumfries Road
CrossesCockrell Branch
Location00.01 Mi. S. of Hastings
RouteState Highway 234
CountyManassas city
StateVirginia
Coordinates38.73322, -77.47424
Functional classUrban Minor Arterial

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 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span5 ft (1.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,484 (2022)
Projected traffic10,575 by 2045
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Dumfries Road over Cockrell Branch built?

It was built in 1985, making it 40 years old in 2025.

What condition is Dumfries Road over Cockrell Branch 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 2023.

How much traffic does Dumfries Road over Cockrell Branch carry?

About 9,484 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Dumfries Road over Cockrell Branch?

The structure is 25 ft (7.6 m) long with a longest span of 5 ft (1.5 m).

Who owns Dumfries Road over Cockrell Branch?

It is owned by the City or Municipal Highway Agency.