US Bridges

NC97 over Maple Swamp

Fair

Edgecombe County, North Carolina · 2.0 MI.E.JCT.NC33 · Structure no. 000000000650093

Built
1968
57 years old
Condition
Fair
inspected December 2024
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
2,400
2021 count
Owner
State
State Highway Agency

About this bridge

NC97 over Maple Swamp is a concrete continuous culvert carrying NC97 over Maple Swamp in Edgecombe County, North Carolina. It was built in 1968, so it is 57 years old, older 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 2,400 vehicles a day, roughly 7% of them trucks, projected to reach 4,800 by 2040. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNC97
CrossesMaple Swamp
Location2.0 MI.E.JCT.NC33
RouteState Highway 97
Coordinates36.00463, -77.54971
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
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 rating46 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,400 (2021)
Projected traffic4,800 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 NC97 over Maple Swamp built?

It was built in 1968, making it 57 years old in 2025.

What condition is NC97 over Maple Swamp 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 December 2024.

How much traffic does NC97 over Maple Swamp carry?

About 2,400 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is NC97 over Maple Swamp?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns NC97 over Maple Swamp?

It is owned by the State Highway Agency.