US Bridges

SR1160 over Back Swamp

Good

Robeson County, North Carolina · .3 Mi. S. Jct. SR1159 · Structure no. 000000001550433

Built
2019
6 years old
Condition
Good
inspected April 2023
Type
Slab
Prestressed Concrete
Length
87 ft
2 main spans
Daily traffic
100
2019 count
Owner
State
State Highway Agency

About this bridge

SR1160 over Back Swamp is a prestressed concrete slab carrying SR1160 over Back Swamp in Robeson County, North Carolina. It was built in 2019, so it is 6 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 100 vehicles a day, roughly 6% of them trucks, projected to reach 200 by 2040. The structure is 87 ft (26.5 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1160
CrossesBack Swamp
Location.3 Mi. S. Jct. SR1159
RouteState Highway 1160
Coordinates34.61344, -79.16617
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 protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating47 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2 (+2 approach)
Design loadHL 93
Structure length87 ft (26.5 m)
Longest span48 ft (14.6 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2019)
Projected traffic200 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 SR1160 over Back Swamp built?

It was built in 2019, making it 6 years old in 2025.

What condition is SR1160 over Back 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 April 2023.

How much traffic does SR1160 over Back Swamp carry?

About 100 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is SR1160 over Back Swamp?

The structure is 87 ft (26.5 m) long with a longest span of 48 ft (14.6 m) and a deck 33 ft wide.

Who owns SR1160 over Back Swamp?

It is owned by the State Highway Agency.