US Bridges

I40 over Clark Creek

Fair

Catawba County, North Carolina · 1.2 Mi. E. Jct. SR1007 · Structure no. 000000000350164

Built
1975
50 years old, rebuilt 1997
Condition
Fair
inspected January 2025
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
61,000
2020 count
Owner
State
State Highway Agency

About this bridge

I40 over Clark Creek is a concrete continuous culvert carrying I40 over Clark Creek in Catawba County, North Carolina. It was built in 1975 and reconstructed in 1997, so it is 50 years old, older 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 61,000 vehicles a day, roughly 16% of them trucks, projected to reach 122,000 by 2040. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI40
CrossesClark Creek
Location1.2 Mi. E. Jct. SR1007
RouteInterstate 40
Coordinates35.70814, -81.29369
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length26 ft (7.9 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 traffic61,000 (2020)
Projected traffic122,000 by 2040
Trucks16%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 Clark Creek built?

It was built in 1975, making it 50 years old in 2025. It was reconstructed in 1997.

What condition is I40 over Clark Creek 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 January 2025.

How much traffic does I40 over Clark Creek carry?

About 61,000 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is I40 over Clark Creek?

The structure is 26 ft (7.9 m) long with a longest span of 10 ft (3 m).

Who owns I40 over Clark Creek?

It is owned by the State Highway Agency.