US Bridges

NC43 over Clayroot Swamp

Good

Pitt County, North Carolina · 2.8 Mi. N. Jct. NC102 · Structure no. 000000001470023

Built
2009
16 years old
Condition
Good
inspected October 2023
Type
Slab
Prestressed Concrete
Length
92 ft
3 main spans
Daily traffic
5,600
2021 count
Owner
State
State Highway Agency

About this bridge

NC43 over Clayroot Swamp is a prestressed concrete slab carrying NC43 over Clayroot Swamp in Pitt County, North Carolina. It was built in 2009, so it is 16 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 5,600 vehicles a day, roughly 7% of them trucks, projected to reach 11,200 by 2040. The structure is 92 ft (28 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNC43
CrossesClayroot Swamp
Location2.8 Mi. N. Jct. NC102
RouteState Highway 43
Coordinates35.45734, -77.26848
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating65.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20 + Mod
Structure length92 ft (28 m)
Longest span29 ft (8.8 m)
Deck width42 ft (12.8 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,600 (2021)
Projected traffic11,200 by 2040
Trucks7%
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 NC43 over Clayroot Swamp built?

It was built in 2009, making it 16 years old in 2025.

What condition is NC43 over Clayroot Swamp 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 October 2023.

How much traffic does NC43 over Clayroot Swamp carry?

About 5,600 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is NC43 over Clayroot Swamp?

The structure is 92 ft (28 m) long with a longest span of 29 ft (8.8 m) and a deck 42 ft wide.

Who owns NC43 over Clayroot Swamp?

It is owned by the State Highway Agency.