US Bridges

NC10 over South Fork Catawba River

Fair

Catawba County, North Carolina · 1.0 Mi. E. Jct. SR1008 · Structure no. 000000000350020

Built
1969
56 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
280 ft
5 main spans
Daily traffic
7,600
2021 count
Owner
State
State Highway Agency

About this bridge

NC10 over South Fork Catawba River is a steel stringer/multi-beam or girder carrying NC10 over South Fork Catawba River in Catawba County, North Carolina. It was built in 1969, so it is 56 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 5 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 7,600 vehicles a day, roughly 7% of them trucks, projected to reach 15,200 by 2040. The structure is 280 ft (85.3 m) long and 36 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNC10
CrossesSouth Fork Catawba River
Location1.0 Mi. E. Jct. SR1008
RouteState Highway 10
Coordinates35.63295, -81.30545
Functional classUrban 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating89 US tons
Inventory rating52.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length280 ft (85.3 m)
Longest span68 ft (20.7 m)
Deck width36 ft (11.1 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,600 (2021)
Projected traffic15,200 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 NC10 over South Fork Catawba River built?

It was built in 1969, making it 56 years old in 2025.

What condition is NC10 over South Fork Catawba 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 January 2025.

How much traffic does NC10 over South Fork Catawba River carry?

About 7,600 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is NC10 over South Fork Catawba River?

The structure is 280 ft (85.3 m) long with a longest span of 68 ft (20.7 m) and a deck 36 ft wide.

Who owns NC10 over South Fork Catawba River?

It is owned by the State Highway Agency.