US Bridges

SR1308 over Half Moon Creek

Fair

Onslow County, North Carolina · 0.4 MI S JCT SR1324 · Structure no. 000000001330036

Built
1980
45 years old
Condition
Fair
inspected March 2024
Type
Culvert
Steel
Length
43 ft
3 main spans
Daily traffic
20,000
2022 count
Owner
State
State Highway Agency

About this bridge

SR1308 over Half Moon Creek is a steel culvert carrying SR1308 over Half Moon Creek in Onslow County, North Carolina. It was built in 1980, so it is 45 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 20,000 vehicles a day, roughly 6% of them trucks, projected to reach 40,000 by 2040. The structure is 43 ft (13.1 m) long. If it were closed, the detour would be 2.5 mi (4 km).

CarriesSR1308
CrossesHalf Moon Creek
Location0.4 MI S JCT SR1324
RouteState Highway 1308
Coordinates34.82122, -77.45852
Functional classUrban Minor Arterial

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length43 ft (13.1 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,000 (2022)
Projected traffic40,000 by 2040
Trucks6%
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 SR1308 over Half Moon Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is SR1308 over Half Moon 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 SR1308 over Half Moon Creek carry?

About 20,000 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1308 over Half Moon Creek?

The structure is 43 ft (13.1 m) long with a longest span of 12 ft (3.6 m).

Who owns SR1308 over Half Moon Creek?

It is owned by the State Highway Agency.