US Bridges

NC115 over South Yadkin River

Fair

Iredell County, North Carolina · 0.1 Mi. S. Jct. SR1557 · Structure no. 000000000970048

Built
1979
46 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
211 ft
3 main spans
Daily traffic
7,000
2021 count
Owner
State
State Highway Agency

About this bridge

NC115 over South Yadkin River is a prestressed concrete stringer/multi-beam or girder carrying NC115 over South Yadkin River in Iredell County, North Carolina. It was built in 1979, so it is 46 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 7,000 vehicles a day, roughly 7% of them trucks, projected to reach 14,000 by 2040. The structure is 211 ft (64.3 m) long and 47 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesNC115
CrossesSouth Yadkin River
Location0.1 Mi. S. Jct. SR1557
RouteState Highway 115
Coordinates35.88393, -80.94625
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating47 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length211 ft (64.3 m)
Longest span68 ft (20.7 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,000 (2021)
Projected traffic14,000 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 NC115 over South Yadkin River built?

It was built in 1979, making it 46 years old in 2025.

What condition is NC115 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 May 2024.

How much traffic does NC115 over South Yadkin River carry?

About 7,000 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is NC115 over South Yadkin River?

The structure is 211 ft (64.3 m) long with a longest span of 68 ft (20.7 m) and a deck 47 ft wide.

Who owns NC115 over South Yadkin River?

It is owned by the State Highway Agency.