US Bridges

I40 over Beaverdam Branch

Good

Duplin County, North Carolina · 3.0 Mi.W. of SR1102 · Structure no. 000000000610444

Built
1988
37 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
19,500
2020 count
Owner
State
State Highway Agency

About this bridge

I40 over Beaverdam Branch is a concrete continuous culvert carrying I40 over Beaverdam Branch in Duplin County, North Carolina. It was built in 1988, so it is 37 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 19,500 vehicles a day, roughly 23% of them trucks, projected to reach 39,000 by 2040. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 10.6 mi (17 km).

CarriesI40
CrossesBeaverdam Branch
Location3.0 Mi.W. of SR1102
RouteInterstate 40
Coordinates34.86457, -78.00137
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.9 US tons
Inventory rating62.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,500 (2020)
Projected traffic39,000 by 2040
Trucks23%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed10.6 mi (17 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I40 over Beaverdam Branch built?

It was built in 1988, making it 37 years old in 2025.

What condition is I40 over Beaverdam Branch 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 I40 over Beaverdam Branch carry?

About 19,500 vehicles per day (2020 count), of which roughly 23% are trucks.

How long is I40 over Beaverdam Branch?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns I40 over Beaverdam Branch?

It is owned by the State Highway Agency.