US Bridges

I40 I85 over Sevenmile Creek

Fair

Orange County, North Carolina · 1.5 Mi. E. Jct. SR1120 · Structure no. 000000001350269

Built
1957
68 years old, rebuilt 1987
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
40 ft
1 main span
Daily traffic
95,000
2020 count
Owner
State
State Highway Agency

About this bridge

I40 I85 over Sevenmile Creek is a concrete culvert carrying I40 I85 over Sevenmile Creek in Orange County, North Carolina. It was built in 1957 and reconstructed in 1987, so it is 68 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 5 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 95,000 vehicles a day, roughly 23% of them trucks, projected to reach 190,000 by 2040. The structure is 40 ft (12.1 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesI40 I85
CrossesSevenmile Creek
Location1.5 Mi. E. Jct. SR1120
RouteInterstate 40
CountyOrange County
StateNorth Carolina
Coordinates36.06573, -79.144
Functional classRural 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.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: 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 rating46 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length40 ft (12.1 m)
Longest span40 ft (12.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic95,000 (2020)
Projected traffic190,000 by 2040
Trucks23%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I40 I85 over Sevenmile Creek built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1987.

What condition is I40 I85 over Sevenmile 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 August 2023.

How much traffic does I40 I85 over Sevenmile Creek carry?

About 95,000 vehicles per day (2020 count), of which roughly 23% are trucks.

How long is I40 I85 over Sevenmile Creek?

The structure is 40 ft (12.1 m) long with a longest span of 40 ft (12.1 m).

Who owns I40 I85 over Sevenmile Creek?

It is owned by the State Highway Agency.