US Bridges

SR1508 over Br. of Herrings Marsh Ru

Fair

Duplin County, North Carolina · 0.5 Mi. E. Jct. SR1507 · Structure no. 000000000610265

Built
1990
35 years old
Condition
Fair
inspected September 2023
Type
Culvert
Steel
Length
27 ft
2 main spans
Daily traffic
130
2000 count
Owner
State
State Highway Agency

About this bridge

SR1508 over Br. of Herrings Marsh Ru is a steel culvert carrying SR1508 over Br. of Herrings Marsh Ru 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 130 vehicles a day, roughly 6% of them trucks, projected to reach 260 by 2040. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSR1508
CrossesBr. of Herrings Marsh Ru
Location0.5 Mi. E. Jct. SR1507
RouteState Highway 1508
CountyDuplin County
StateNorth Carolina
Coordinates35.09705, -77.93356
Functional classRural Local

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 protection7 GoodSome minor problems.
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 alignment6: Equal to present minimum criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length27 ft (8.2 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 traffic130 (2000)
Projected traffic260 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 SR1508 over Br. of Herrings Marsh Ru built?

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

What condition is SR1508 over Br. of Herrings Marsh Ru 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 SR1508 over Br. of Herrings Marsh Ru carry?

About 130 vehicles per day (2000 count), of which roughly 6% are trucks.

How long is SR1508 over Br. of Herrings Marsh Ru?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.6 m).

Who owns SR1508 over Br. of Herrings Marsh Ru?

It is owned by the State Highway Agency.