US Bridges

I-40 Ramp over I-40

Fair

McDowell County, North Carolina · .7 MI.W.JCT.SR1103 · Structure no. 000000001110015

Built
1980
45 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
338 ft
4 main spans
Daily traffic
2,400
2022 count
Owner
State
State Highway Agency

About this bridge

I-40 Ramp over I-40 is a steel stringer/multi-beam or girder carrying I-40 Ramp over I-40 in McDowell County, North Carolina. It was built in 1980, so it is 45 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 2,400 vehicles a day, roughly 23% of them trucks, projected to reach 4,800 by 2040. The structure is 338 ft (103 m) long and 31 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-40 Ramp
CrossesI-40
Location.7 MI.W.JCT.SR1103
RouteInterstate 40
CountyMcDowell County
StateNorth Carolina
Coordinates35.62317, -82.19433
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96.9 US tons
Inventory rating58 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length338 ft (103 m)
Longest span127 ft (38.7 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,400 (2022)
Projected traffic4,800 by 2040
Trucks23%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-40 Ramp over I-40 built?

It was built in 1980, making it 45 years old in 2025.

What condition is I-40 Ramp over I-40 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 December 2023.

How much traffic does I-40 Ramp over I-40 carry?

About 2,400 vehicles per day (2022 count), of which roughly 23% are trucks.

How long is I-40 Ramp over I-40?

The structure is 338 ft (103 m) long with a longest span of 127 ft (38.7 m) and a deck 31 ft wide.

Who owns I-40 Ramp over I-40?

It is owned by the State Highway Agency.