US Bridges

I485 Inner Ramp over I85/I85N Ramp to I485

Good

Mecklenburg County, North Carolina · 1.4MI. E. JCT.SR2467 · Structure no. 000000001191401

Built
2015
10 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
431 ft
4 main spans
Daily traffic
16,500
2021 count
Owner
State
State Highway Agency

About this bridge

I485 Inner Ramp over I85/I85N Ramp to I485 is a prestressed concrete stringer/multi-beam or girder carrying I485 Inner Ramp over I85/I85N Ramp to I485 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 16,500 vehicles a day, roughly 16% of them trucks, projected to reach 33,000 by 2040. The structure is 431 ft (131.3 m) long and 41 ft wide.

CarriesI485 Inner Ramp
CrossesI85/I85N Ramp to I485
Location1.4MI. E. JCT.SR2467
RouteInterstate 485
Coordinates35.34689, -80.73471
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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating56 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length431 ft (131.3 m)
Longest span110 ft (33.5 m)
Deck width41 ft (12.5 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,500 (2021)
Projected traffic33,000 by 2040
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollToll bridge segment under Secretarial agreement
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 I485 Inner Ramp over I85/I85N Ramp to I485 built?

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

What condition is I485 Inner Ramp over I85/I85N Ramp to I485 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 2024.

How much traffic does I485 Inner Ramp over I85/I85N Ramp to I485 carry?

About 16,500 vehicles per day (2021 count), of which roughly 16% are trucks.

How long is I485 Inner Ramp over I85/I85N Ramp to I485?

The structure is 431 ft (131.3 m) long with a longest span of 110 ft (33.5 m) and a deck 41 ft wide.

Who owns I485 Inner Ramp over I85/I85N Ramp to I485?

It is owned by the State Highway Agency.