US Bridges

I40 Ramp over I77 over I77 I40 I77 Exit

Good

Iredell County, North Carolina · 0.2 Mi.E. Jct. I-40 · Structure no. 000000000970604

Built
2023
2 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
487 ft
2 main spans
Daily traffic
27,000
2020 count
Owner
State
State Highway Agency

About this bridge

I40 Ramp over I77 over I77 I40 I77 Exit is a steel continuous stringer/multi-beam or girder carrying I40 Ramp over I77 over I77 I40 I77 Exit in Iredell County, North Carolina. It was built in 2023, so it is 2 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 27,000 vehicles a day, roughly 16% of them trucks, projected to reach 54,000 by 2040. The structure is 487 ft (148.4 m) long and 43 ft wide.

Location

No coordinates are recorded for this structure.

CarriesI40 Ramp over I77
CrossesI77 I40 I77 Exit
Location0.2 Mi.E. Jct. I-40
RouteState Highway 40
CountyIredell County
StateNorth Carolina
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length487 ft (148.4 m)
Longest span241 ft (73.4 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,000 (2020)
Projected traffic54,000 by 2040
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I40 Ramp over I77 over I77 I40 I77 Exit built?

It was built in 2023, making it 2 years old in 2025.

What condition is I40 Ramp over I77 over I77 I40 I77 Exit 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 November 2023.

How much traffic does I40 Ramp over I77 over I77 I40 I77 Exit carry?

About 27,000 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is I40 Ramp over I77 over I77 I40 I77 Exit?

The structure is 487 ft (148.4 m) long with a longest span of 241 ft (73.4 m) and a deck 43 ft wide.

Who owns I40 Ramp over I77 over I77 I40 I77 Exit?

It is owned by the State Highway Agency.