US Bridges

I485 Outer over I85S Ramp to I485 Inner

Good

Mecklenburg County, North Carolina · 0.12 Mi. W.Of I85 · Structure no. 000000001191323

Built
2015
10 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
110 ft
1 main span
Daily traffic
50,000
2021 count
Owner
State
State Highway Agency

About this bridge

I485 Outer over I85S Ramp to I485 Inner is a prestressed concrete stringer/multi-beam or girder carrying I485 Outer over I85S Ramp to I485 Inner 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 50,000 vehicles a day, roughly 16% of them trucks, projected to reach 100,000 by 2040. The structure is 110 ft (33.5 m) long and 63 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI485 Outer
CrossesI85S Ramp to I485 Inner
Location0.12 Mi. W.Of I85
RouteInterstate 485
Coordinates35.34988, -80.7346
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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating53.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length110 ft (33.5 m)
Longest span107 ft (32.6 m)
Deck width63 ft (19.2 m)
Roadway width59 ft (18.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50,000 (2021)
Projected traffic100,000 by 2040
Trucks16%
Lanes on structure3
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I485 Outer over I85S Ramp to I485 Inner built?

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

What condition is I485 Outer over I85S Ramp to I485 Inner 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 Outer over I85S Ramp to I485 Inner carry?

About 50,000 vehicles per day (2021 count), of which roughly 16% are trucks.

How long is I485 Outer over I85S Ramp to I485 Inner?

The structure is 110 ft (33.5 m) long with a longest span of 107 ft (32.6 m) and a deck 63 ft wide.

Who owns I485 Outer over I85S Ramp to I485 Inner?

It is owned by the State Highway Agency.