US Bridges

NC211 over Royal Oak Swamp

Good

Brunswick County, North Carolina · 0.7MI.W.JCT.SR1342 · Structure no. 000000000190062

Built
2004
21 years old
Condition
Good
inspected May 2023
Type
Slab
Prestressed Concrete
Length
180 ft
4 main spans
Daily traffic
4,900
2021 count
Owner
State
State Highway Agency

About this bridge

NC211 over Royal Oak Swamp is a prestressed concrete slab carrying NC211 over Royal Oak Swamp in Brunswick County, North Carolina. It was built in 2004, so it is 21 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,900 vehicles a day, roughly 8% of them trucks, projected to reach 9,800 by 2040. The structure is 180 ft (54.8 m) long and 39 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesNC211
CrossesRoyal Oak Swamp
Location0.7MI.W.JCT.SR1342
RouteState Highway 211
Coordinates34.03366, -78.28014
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
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 evaluation7: Better than present minimum criteria
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 rating92.9 US tons
Inventory rating54.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20 + Mod
Structure length180 ft (54.8 m)
Longest span49 ft (14.9 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,900 (2021)
Projected traffic9,800 by 2040
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 NC211 over Royal Oak Swamp built?

It was built in 2004, making it 21 years old in 2025.

What condition is NC211 over Royal Oak 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 May 2023.

How much traffic does NC211 over Royal Oak Swamp carry?

About 4,900 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is NC211 over Royal Oak Swamp?

The structure is 180 ft (54.8 m) long with a longest span of 49 ft (14.9 m) and a deck 39 ft wide.

Who owns NC211 over Royal Oak Swamp?

It is owned by the State Highway Agency.