US Bridges

SR1116 over John K. Swamp

Good

Johnston County, North Carolina · 0.5MI E.Jct NC96 · Structure no. 000000001010049

Built
2021
4 years old
Condition
Good
inspected January 2024
Type
Slab
Prestressed Concrete
Length
57 ft
1 main span
Daily traffic
200
2022 count
Owner
State
State Highway Agency

About this bridge

SR1116 over John K. Swamp is a prestressed concrete slab carrying SR1116 over John K. Swamp in Johnston County, North Carolina. It was built in 2021, so it is 4 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 good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 200 vehicles a day, roughly 6% of them trucks, projected to reach 400 by 2040. The structure is 57 ft (17.3 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1116
CrossesJohn K. Swamp
Location0.5MI E.Jct NC96
RouteState Highway 1116
Coordinates35.30543, -78.45222
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating47 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length57 ft (17.3 m)
Longest span54 ft (16.4 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2022)
Projected traffic400 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 SR1116 over John K. Swamp built?

It was built in 2021, making it 4 years old in 2025.

What condition is SR1116 over John K. Swamp in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2024.

How much traffic does SR1116 over John K. Swamp carry?

About 200 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1116 over John K. Swamp?

The structure is 57 ft (17.3 m) long with a longest span of 54 ft (16.4 m) and a deck 33 ft wide.

Who owns SR1116 over John K. Swamp?

It is owned by the State Highway Agency.