US Bridges

SR1118 over Thunder Swamp

Fair

Wayne County, North Carolina · 0.9 Mi. E. Jct. NC55 · Structure no. 000000001910103

Built
1992
33 years old
Condition
Fair
inspected May 2023
Type
Slab
Prestressed Concrete
Length
75 ft
2 main spans
Daily traffic
300
2015 count
Owner
State
State Highway Agency

About this bridge

SR1118 over Thunder Swamp is a prestressed concrete slab carrying SR1118 over Thunder Swamp in Wayne County, North Carolina. It was built in 1992, so it is 33 years old, younger 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 300 vehicles a day, roughly 6% of them trucks, projected to reach 600 by 2040. The structure is 75 ft (22.8 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSR1118
CrossesThunder Swamp
Location0.9 Mi. E. Jct. NC55
RouteState Highway 1118
CountyWayne County
StateNorth Carolina
Coordinates35.22026, -78.12138
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating63.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20 + Mod
Structure length75 ft (22.8 m)
Longest span39 ft (11.8 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2015)
Projected traffic600 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1118 over Thunder Swamp built?

It was built in 1992, making it 33 years old in 2025.

What condition is SR1118 over Thunder 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 May 2023.

How much traffic does SR1118 over Thunder Swamp carry?

About 300 vehicles per day (2015 count), of which roughly 6% are trucks.

How long is SR1118 over Thunder Swamp?

The structure is 75 ft (22.8 m) long with a longest span of 39 ft (11.8 m) and a deck 27 ft wide.

Who owns SR1118 over Thunder Swamp?

It is owned by the State Highway Agency.