US Bridges

I-40 (ramp) over Fourth Creek

Good

Iredell County, North Carolina · 0.1 Mi. E. Jct. I-77 · Structure no. 000000000970598

Built
2021
4 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
125 ft
1 main span
Daily traffic
12,125
2019 count
Owner
State
State Highway Agency

About this bridge

I-40 (ramp) over Fourth Creek is a prestressed concrete stringer/multi-beam or girder carrying I-40 (ramp) over Fourth Creek in Iredell County, North Carolina. It was built in 2021, so it is 4 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 12,125 vehicles a day, projected to reach 24,250 by 2040. The structure is 125 ft (38.1 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-40 (ramp)
CrossesFourth Creek
Location0.1 Mi. E. Jct. I-77
RouteInterstate 40
CountyIredell County
StateNorth Carolina
Coordinates35.81156, -80.8547
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating62.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length125 ft (38.1 m)
Longest span120 ft (36.5 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,125 (2019)
Projected traffic24,250 by 2040
Trucks0%
Lanes on structure2
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 I-40 (ramp) over Fourth Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is I-40 (ramp) over Fourth Creek 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 December 2023.

How much traffic does I-40 (ramp) over Fourth Creek carry?

About 12,125 vehicles per day (2019 count).

How long is I-40 (ramp) over Fourth Creek?

The structure is 125 ft (38.1 m) long with a longest span of 120 ft (36.5 m) and a deck 43 ft wide.

Who owns I-40 (ramp) over Fourth Creek?

It is owned by the State Highway Agency.