US Bridges

SR1431 over South Yadkin River

Good

Alexander County, North Carolina · 0.8 Mi. E. Jct. SR1521 · Structure no. 000000000030040

Built
2001
24 years old
Condition
Good
inspected October 2024
Type
Culvert
Steel
Length
26 ft
2 main spans
Daily traffic
60
2022 count
Owner
State
State Highway Agency

About this bridge

SR1431 over South Yadkin River is a steel culvert carrying SR1431 over South Yadkin River in Alexander County, North Carolina. It was built in 2001, so it is 24 years old, younger than the North Carolina average of 38.7 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 60 vehicles a day, projected to reach 120 by 2040. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1431
CrossesSouth Yadkin River
Location0.8 Mi. E. Jct. SR1521
RouteState Highway 1431
Coordinates36.00244, -81.12322
Functional classRural Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHL 93
Structure length26 ft (7.9 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 traffic60 (2022)
Projected traffic120 by 2040
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1431 over South Yadkin River built?

It was built in 2001, making it 24 years old in 2025.

What condition is SR1431 over South Yadkin River 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 October 2024.

How much traffic does SR1431 over South Yadkin River carry?

About 60 vehicles per day (2022 count).

How long is SR1431 over South Yadkin River?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.6 m).

Who owns SR1431 over South Yadkin River?

It is owned by the State Highway Agency.