US Bridges

NC125 over Conoho Creek

Fair

Martin County, North Carolina · 0.8 MI N JCT NC11 · Structure no. 000000001170012

Built
1922
103 years old, rebuilt 1965
Condition
Fair
inspected March 2024
Type
Tee Beam
Concrete
Length
119 ft
3 main spans
Daily traffic
1,400
2022 count
Owner
State
State Highway Agency

About this bridge

NC125 over Conoho Creek is a concrete tee beam carrying NC125 over Conoho Creek in Martin County, North Carolina. It was built in 1922 and reconstructed in 1965, so it is 103 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 1,400 vehicles a day, roughly 7% of them trucks, projected to reach 2,800 by 2040. The structure is 119 ft (36.2 m) long and 33 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNC125
CrossesConoho Creek
Location0.8 MI N JCT NC11
RouteState Highway 125
Coordinates35.97386, -77.30854
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating34 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length119 ft (36.2 m)
Longest span40 ft (12.1 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2022)
Projected traffic2,800 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was NC125 over Conoho Creek built?

It was built in 1922, making it 103 years old in 2025. It was reconstructed in 1965.

What condition is NC125 over Conoho 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 March 2024.

How much traffic does NC125 over Conoho Creek carry?

About 1,400 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is NC125 over Conoho Creek?

The structure is 119 ft (36.2 m) long with a longest span of 40 ft (12.1 m) and a deck 33 ft wide.

Who owns NC125 over Conoho Creek?

It is owned by the State Highway Agency.