US Bridges

I-485E Outer Ramp over I-85 & I-485 Ramp

Good

Mecklenburg County, North Carolina · 09 Mi. N. Jct. I-85 · Structure no. 000000001191225

Built
2015
10 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
379 ft
4 main spans
Daily traffic
7,600
2021 count
Owner
State
State Highway Agency

About this bridge

I-485E Outer Ramp over I-85 & I-485 Ramp is a prestressed concrete continuous stringer/multi-beam or girder carrying I-485E Outer Ramp over I-85 & I-485 Ramp in Mecklenburg County, North Carolina. It was built in 2015, so it is 10 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 7,600 vehicles a day, roughly 16% of them trucks, projected to reach 15,200 by 2040. The structure is 379 ft (115.5 m) long and 41 ft wide.

Location

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CarriesI-485E Outer Ramp
CrossesI-85 & I-485 Ramp
Location09 Mi. N. Jct. I-85
RouteInterstate 485
CountyMecklenburg County
StateNorth Carolina
Coordinates35.35073, -80.731
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating48 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length379 ft (115.5 m)
Longest span97 ft (29.5 m)
Deck width41 ft (12.5 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,600 (2021)
Projected traffic15,200 by 2040
Trucks16%
Lanes on structure2
Traffic directionTwo-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 I-485E Outer Ramp over I-85 & I-485 Ramp built?

It was built in 2015, making it 10 years old in 2025.

What condition is I-485E Outer Ramp over I-85 & I-485 Ramp 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 May 2023.

How much traffic does I-485E Outer Ramp over I-85 & I-485 Ramp carry?

About 7,600 vehicles per day (2021 count), of which roughly 16% are trucks.

How long is I-485E Outer Ramp over I-85 & I-485 Ramp?

The structure is 379 ft (115.5 m) long with a longest span of 97 ft (29.5 m) and a deck 41 ft wide.

Who owns I-485E Outer Ramp over I-85 & I-485 Ramp?

It is owned by the State Highway Agency.