US Bridges

NC403 over Beaverdam Swamp

Good

Sampson County, North Carolina · 0.3 MI S JCT SR 1904 · Structure no. 000000001630020

Built
2001
24 years old
Condition
Good
inspected May 2024
Type
Slab
Prestressed Concrete
Length
77 ft
2 main spans
Daily traffic
6,200
2022 count
Owner
State
State Highway Agency

About this bridge

NC403 over Beaverdam Swamp is a prestressed concrete slab carrying NC403 over Beaverdam Swamp in Sampson County, North Carolina. It was built in 2001, so it is 24 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 6,200 vehicles a day, roughly 7% of them trucks, projected to reach 12,400 by 2040. The structure is 77 ft (23.4 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNC403
CrossesBeaverdam Swamp
Location0.3 MI S JCT SR 1904
RouteState Highway 403
Coordinates35.02861, -78.27228
Functional classRural Major Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
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 alignment6: Equal to present minimum criteria
Operating rating75.9 US tons
Inventory rating45 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20 + Mod
Structure length77 ft (23.4 m)
Longest span49 ft (14.9 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,200 (2022)
Projected traffic12,400 by 2040
Trucks7%
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 NC403 over Beaverdam Swamp built?

It was built in 2001, making it 24 years old in 2025.

What condition is NC403 over Beaverdam 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 2024.

How much traffic does NC403 over Beaverdam Swamp carry?

About 6,200 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is NC403 over Beaverdam Swamp?

The structure is 77 ft (23.4 m) long with a longest span of 49 ft (14.9 m) and a deck 42 ft wide.

Who owns NC403 over Beaverdam Swamp?

It is owned by the State Highway Agency.