US Bridges

SR1428 over Trib. of White Swamp

PoorPosted for load

Wilson County, North Carolina · 0.5 Mi. W. Jct. SR1002 · Structure no. 000000001950148

Built
1952
73 years old
Condition
Poor
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
33 ft
2 main spans
Daily traffic
350
2019 count
Owner
State
State Highway Agency

About this bridge

SR1428 over Trib. of White Swamp is a steel stringer/multi-beam or girder carrying SR1428 over Trib. of White Swamp in Wilson County, North Carolina. It was built in 1952, so it is 73 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. Its operating status is: posted for load restriction.

It carries about 350 vehicles a day, roughly 6% of them trucks, projected to reach 700 by 2040. The structure is 33 ft (10 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR1428
CrossesTrib. of White Swamp
Location0.5 Mi. W. Jct. SR1002
RouteState Highway 1428
Coordinates35.76134, -77.78027
Functional classRural Local

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
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating34.9 US tons
Inventory rating20.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length33 ft (10 m)
Longest span16 ft (4.8 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2019)
Projected traffic700 by 2040
Trucks6%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1428 over Trib. of White Swamp built?

It was built in 1952, making it 73 years old in 2025.

What condition is SR1428 over Trib. of White 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 July 2023.

How much traffic does SR1428 over Trib. of White Swamp carry?

About 350 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is SR1428 over Trib. of White Swamp?

The structure is 33 ft (10 m) long with a longest span of 16 ft (4.8 m) and a deck 27 ft wide.

Who owns SR1428 over Trib. of White Swamp?

It is owned by the State Highway Agency.