US Bridges

NC211 over Big Swamp

Fair

Robeson County, North Carolina · 0.9 Mi.S. of Jct. SR2120 · Structure no. 000000001550139

Built
1990
35 years old
Condition
Fair
inspected December 2024
Type
Slab
Prestressed Concrete
Length
270 ft
6 main spans
Daily traffic
4,400
2022 count
Owner
State
State Highway Agency

About this bridge

NC211 over Big Swamp is a prestressed concrete slab carrying NC211 over Big Swamp in Robeson County, North Carolina. It was built in 1990, so it is 35 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 4,400 vehicles a day, roughly 7% of them trucks, projected to reach 8,800 by 2040. The structure is 270 ft (82.2 m) long and 33 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
CarriesNC211
CrossesBig Swamp
Location0.9 Mi.S. of Jct. SR2120
RouteState Highway 211
CountyRobeson County
StateNorth Carolina
Coordinates34.57496, -78.85737
Functional classRural Major 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87 US tons
Inventory rating51.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans6
Design loadHS 20 + Mod
Structure length270 ft (82.2 m)
Longest span44 ft (13.4 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,400 (2022)
Projected traffic8,800 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was NC211 over Big Swamp built?

It was built in 1990, making it 35 years old in 2025.

What condition is NC211 over Big 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 December 2024.

How much traffic does NC211 over Big Swamp carry?

About 4,400 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is NC211 over Big Swamp?

The structure is 270 ft (82.2 m) long with a longest span of 44 ft (13.4 m) and a deck 33 ft wide.

Who owns NC211 over Big Swamp?

It is owned by the State Highway Agency.