US Bridges

NC89 over Big Creek

Fair

Stokes County, North Carolina · 0.6 MI.E.JCT.NC66 · Structure no. 000000001690007

Built
1921
104 years old, rebuilt 1988
Condition
Fair
inspected November 2024
Type
Tee Beam
Concrete
Length
42 ft
1 main span
Daily traffic
750
2022 count
Owner
State
State Highway Agency

About this bridge

NC89 over Big Creek is a concrete tee beam carrying NC89 over Big Creek in Stokes County, North Carolina. It was built in 1921 and reconstructed in 1988, so it is 104 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 750 vehicles a day, roughly 7% of them trucks, projected to reach 1,500 by 2040. The structure is 42 ft (12.8 m) long and 33 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesNC89
CrossesBig Creek
Location0.6 MI.E.JCT.NC66
RouteState Highway 89
Coordinates36.49264, -80.39337
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating72 US tons
Inventory rating43 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length42 ft (12.8 m)
Longest span40 ft (12.1 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic750 (2022)
Projected traffic1,500 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 NC89 over Big Creek built?

It was built in 1921, making it 104 years old in 2025. It was reconstructed in 1988.

What condition is NC89 over Big 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 November 2024.

How much traffic does NC89 over Big Creek carry?

About 750 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is NC89 over Big Creek?

The structure is 42 ft (12.8 m) long with a longest span of 40 ft (12.1 m) and a deck 33 ft wide.

Who owns NC89 over Big Creek?

It is owned by the State Highway Agency.