US Bridges

Vandalia Road over Ryan Creek

Fair

Guilford County, North Carolina · .1MI.E.JCT.ROCKY Knoll RD · Structure no. 000000000810517

Built
1971
54 years old
Condition
Fair
inspected February 2024
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
8,300
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Vandalia Road over Ryan Creek is a concrete continuous culvert carrying Vandalia Road over Ryan Creek in Guilford County, North Carolina. It was built in 1971, so it is 54 years old, older than the North Carolina average of 38.7 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 8,300 vehicles a day, roughly 6% of them trucks, projected to reach 16,600 by 2040. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesVandalia Road
CrossesRyan Creek
Location.1MI.E.JCT.ROCKY Knoll RD
RouteCity Street 0
Coordinates36.01685, -79.81441
Functional classUrban Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,300 (2021)
Projected traffic16,600 by 2040
Trucks6%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Vandalia Road over Ryan Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is Vandalia Road over Ryan Creek 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 February 2024.

How much traffic does Vandalia Road over Ryan Creek carry?

About 8,300 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Vandalia Road over Ryan Creek?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.6 m).

Who owns Vandalia Road over Ryan Creek?

It is owned by the City or Municipal Highway Agency.