US Bridges

SR1317 over Whiteoak Branch

Fair

Duplin County, North Carolina · 0.3 Mi. E. Jct. SR1318 · Structure no. 000000000610087

Built
1990
35 years old
Condition
Fair
inspected September 2023
Type
Culvert
Steel
Length
37 ft
3 main spans
Daily traffic
450
2022 count
Owner
State
State Highway Agency

About this bridge

SR1317 over Whiteoak Branch is a steel culvert carrying SR1317 over Whiteoak Branch in Duplin County, North Carolina. It was built in 1990, so it is 35 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 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 450 vehicles a day, roughly 6% of them trucks, projected to reach 900 by 2040. The structure is 37 ft (11.2 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSR1317
CrossesWhiteoak Branch
Location0.3 Mi. E. Jct. SR1318
RouteState Highway 1317
CountyDuplin County
StateNorth Carolina
Coordinates35.14031, -78.07979
Functional classRural Minor 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length37 ft (11.2 m)
Longest span11 ft (3.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic450 (2022)
Projected traffic900 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 SR1317 over Whiteoak Branch built?

It was built in 1990, making it 35 years old in 2025.

What condition is SR1317 over Whiteoak Branch 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 September 2023.

How much traffic does SR1317 over Whiteoak Branch carry?

About 450 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1317 over Whiteoak Branch?

The structure is 37 ft (11.2 m) long with a longest span of 11 ft (3.3 m).

Who owns SR1317 over Whiteoak Branch?

It is owned by the State Highway Agency.