US Bridges

NC58 over Branch of Toisnot Swamp

Poor

Wilson County, North Carolina · 0.5 Mi. N. Jct. SR 1626 · Structure no. 000000001950038

Built
1957
68 years old
Condition
Poor
inspected December 2023
Type
Slab
Concrete
Length
29 ft
1 main span
Daily traffic
6,100
2022 count
Owner
State
State Highway Agency

About this bridge

NC58 over Branch of Toisnot Swamp is a concrete slab carrying NC58 over Branch of Toisnot Swamp in Wilson County, North Carolina. It was built in 1957, so it is 68 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 6,100 vehicles a day, roughly 7% of them trucks, projected to reach 12,200 by 2040. The structure is 29 ft (8.8 m) long and 31 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesNC58
CrossesBranch of Toisnot Swamp
Location0.5 Mi. N. Jct. SR 1626
RouteState Highway 58
Coordinates35.64328, -77.83789
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
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 rating75 US tons
Inventory rating45 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length29 ft (8.8 m)
Longest span28 ft (8.5 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,100 (2022)
Projected traffic12,200 by 2040
Trucks7%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was NC58 over Branch of Toisnot Swamp built?

It was built in 1957, making it 68 years old in 2025.

What condition is NC58 over Branch of Toisnot Swamp in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in December 2023.

How much traffic does NC58 over Branch of Toisnot Swamp carry?

About 6,100 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is NC58 over Branch of Toisnot Swamp?

The structure is 29 ft (8.8 m) long with a longest span of 28 ft (8.5 m) and a deck 31 ft wide.

Who owns NC58 over Branch of Toisnot Swamp?

It is owned by the State Highway Agency.