US Bridges

NC58 over Black Swamp Creek

Fair

Jones County, North Carolina · 1.0 Mi.S. of JCT.SR1105 · Structure no. 000000001030014

Built
1993
32 years old
Condition
Fair
inspected October 2024
Type
Slab
Prestressed Concrete
Length
119 ft
3 main spans
Daily traffic
5,400
2022 count
Owner
State
State Highway Agency

About this bridge

NC58 over Black Swamp Creek is a prestressed concrete slab carrying NC58 over Black Swamp Creek in Jones County, North Carolina. It was built in 1993, so it is 32 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 5,400 vehicles a day, roughly 7% of them trucks, projected to reach 10,800 by 2040. The structure is 119 ft (36.2 m) long and 33 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesNC58
CrossesBlack Swamp Creek
Location1.0 Mi.S. of JCT.SR1105
RouteState Highway 58
Coordinates34.87166, -77.19642
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.9 US tons
Inventory rating48 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20 + Mod
Structure length119 ft (36.2 m)
Longest span38 ft (11.5 m)
Deck width33 ft (10 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,400 (2022)
Projected traffic10,800 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 NC58 over Black Swamp Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is NC58 over Black Swamp 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 October 2024.

How much traffic does NC58 over Black Swamp Creek carry?

About 5,400 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is NC58 over Black Swamp Creek?

The structure is 119 ft (36.2 m) long with a longest span of 38 ft (11.5 m) and a deck 33 ft wide.

Who owns NC58 over Black Swamp Creek?

It is owned by the State Highway Agency.