US Bridges

NC42 over Toisnot Swamp

Fair

Wilson County, North Carolina · 0.6 Mi. E. Jct. NC58 · Structure no. 000000001950060

Built
1924
101 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
75 ft
2 main spans
Daily traffic
10,500
2019 count
Owner
State
State Highway Agency

About this bridge

NC42 over Toisnot Swamp is a steel stringer/multi-beam or girder carrying NC42 over Toisnot Swamp in Wilson County, North Carolina. It was built in 1924, so it is 101 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 5 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 10,500 vehicles a day, roughly 12% of them trucks, projected to reach 21,000 by 2040. The structure is 75 ft (22.8 m) long and 69 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesNC42
CrossesToisnot Swamp
Location0.6 Mi. E. Jct. NC58
RouteState Highway 42
CountyWilson County
StateNorth Carolina
Coordinates35.73411, -77.88993
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating99 US tons
Inventory rating89.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length75 ft (22.8 m)
Longest span37 ft (11.2 m)
Deck width69 ft (21.1 m)
Roadway width53 ft (16.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,500 (2019)
Projected traffic21,000 by 2040
Trucks12%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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 NC42 over Toisnot Swamp built?

It was built in 1924, making it 101 years old in 2025.

What condition is NC42 over Toisnot 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 February 2025.

How much traffic does NC42 over Toisnot Swamp carry?

About 10,500 vehicles per day (2019 count), of which roughly 12% are trucks.

How long is NC42 over Toisnot Swamp?

The structure is 75 ft (22.8 m) long with a longest span of 37 ft (11.2 m) and a deck 69 ft wide.

Who owns NC42 over Toisnot Swamp?

It is owned by the State Highway Agency.