US Bridges

SR1403 over South Yadkin River

Fair

Alexander County, North Carolina · 0.2 Mi. E. Jct. SR1438 · Structure no. 000000000030297

Built
1960
65 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete Continuous
Length
32 ft
2 main spans
Daily traffic
800
2021 count
Owner
State
State Highway Agency

About this bridge

SR1403 over South Yadkin River is a concrete continuous culvert carrying SR1403 over South Yadkin River in Alexander County, North Carolina. It was built in 1960, so it is 65 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 800 vehicles a day, roughly 6% of them trucks, projected to reach 1,600 by 2040. The structure is 32 ft (9.7 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1403
CrossesSouth Yadkin River
Location0.2 Mi. E. Jct. SR1438
RouteState Highway 1403
Coordinates36.01514, -81.12659
Functional classRural Minor Collector

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 inspectionSeptember 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 rating86 US tons
Inventory rating65.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 15
Structure length32 ft (9.7 m)
Longest span11 ft (3.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2021)
Projected traffic1,600 by 2040
Trucks6%
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 SR1403 over South Yadkin River built?

It was built in 1960, making it 65 years old in 2025.

What condition is SR1403 over South Yadkin River 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 September 2024.

How much traffic does SR1403 over South Yadkin River carry?

About 800 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is SR1403 over South Yadkin River?

The structure is 32 ft (9.7 m) long with a longest span of 11 ft (3.3 m).

Who owns SR1403 over South Yadkin River?

It is owned by the State Highway Agency.