US Bridges

SR1331 over Fork Branch

Good

Onslow County, North Carolina · 5.6 Mi. W. of Jct. BUS17 · Structure no. 000000001330193

Built
2014
11 years old
Condition
Good
inspected December 2024
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
30 ft
1 main span
Daily traffic
100
2018 count
Owner
State
State Highway Agency

About this bridge

SR1331 over Fork Branch is a aluminum, wrought iron, or cast iron culvert carrying SR1331 over Fork Branch in Onslow County, North Carolina. It was built in 2014, so it is 11 years old, younger than the North Carolina average of 38.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, roughly 6% of them trucks, projected to reach 200 by 2040. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesSR1331
CrossesFork Branch
Location5.6 Mi. W. of Jct. BUS17
RouteState Highway 1331
Coordinates34.91796, -77.31253
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating96.9 US tons
Inventory rating96.9 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadHL 93
Structure length30 ft (9.1 m)
Longest span29 ft (8.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2018)
Projected traffic200 by 2040
Trucks6%
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 SR1331 over Fork Branch built?

It was built in 2014, making it 11 years old in 2025.

What condition is SR1331 over Fork Branch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2024.

How much traffic does SR1331 over Fork Branch carry?

About 100 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is SR1331 over Fork Branch?

The structure is 30 ft (9.1 m) long with a longest span of 29 ft (8.8 m).

Who owns SR1331 over Fork Branch?

It is owned by the State Highway Agency.