US Bridges

I40 Ramp over I40

Good

Guilford County, North Carolina · 0.15MI.E.JCT.I40 & SR4121 · Structure no. 000000000810694

Built
1995
30 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
233 ft
2 main spans
Daily traffic
1,800
2022 count
Owner
State
State Highway Agency

About this bridge

I40 Ramp over I40 is a steel continuous stringer/multi-beam or girder carrying I40 Ramp over I40 in Guilford County, North Carolina. It was built in 1995, so it is 30 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 1,800 vehicles a day, roughly 16% of them trucks, projected to reach 3,600 by 2040. The structure is 233 ft (71 m) long and 47 ft wide.

CarriesI40 Ramp
CrossesI40
Location0.15MI.E.JCT.I40 & SR4121
RouteInterstate 40
Coordinates36.04298, -79.83824
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.
Last inspectionFebruary 2024
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 rating49.9 US tons
Inventory rating30 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length233 ft (71 m)
Longest span114 ft (34.7 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,800 (2022)
Projected traffic3,600 by 2040
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 I40 built?

It was built in 1995, making it 30 years old in 2025.

What condition is I40 Ramp over I40 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 February 2024.

How much traffic does I40 Ramp over I40 carry?

About 1,800 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is I40 Ramp over I40?

The structure is 233 ft (71 m) long with a longest span of 114 ft (34.7 m) and a deck 47 ft wide.

Who owns I40 Ramp over I40?

It is owned by the State Highway Agency.