US Bridges

SR1149 over Marsh Swamp

FairPosted for load

Wilson County, North Carolina · 0.1 Mi. N. Jct. SR1142 · Structure no. 000000001950049

Built
1948
77 years old, rebuilt 1966
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
43 ft
1 main span
Daily traffic
700
2022 count
Owner
State
State Highway Agency

About this bridge

SR1149 over Marsh Swamp is a steel stringer/multi-beam or girder carrying SR1149 over Marsh Swamp in Wilson County, North Carolina. It was built in 1948 and reconstructed in 1966, so it is 77 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. Its operating status is: posted for load restriction.

It carries about 700 vehicles a day, roughly 6% of them trucks, projected to reach 1,400 by 2040. The structure is 43 ft (13.1 m) long and 34 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1149
CrossesMarsh Swamp
Location0.1 Mi. N. Jct. SR1142
RouteState Highway 1149
Coordinates35.7038, -78.06656
Functional classRural Minor 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being 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 rating38.9 US tons
Inventory rating22.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length43 ft (13.1 m)
Longest span41 ft (12.4 m)
Deck width34 ft (10.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (2022)
Projected traffic1,400 by 2040
Trucks6%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1149 over Marsh Swamp built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 1966.

What condition is SR1149 over Marsh 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 October 2024.

How much traffic does SR1149 over Marsh Swamp carry?

About 700 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1149 over Marsh Swamp?

The structure is 43 ft (13.1 m) long with a longest span of 41 ft (12.4 m) and a deck 34 ft wide.

Who owns SR1149 over Marsh Swamp?

It is owned by the State Highway Agency.