US Bridges

I485 NB Outer Loop over SR1010

Fair

Mecklenburg County, North Carolina · 1.0 Mi. N. Jct. SR3448 · Structure no. 000000001190801

Built
1997
28 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
175 ft
3 main spans
Daily traffic
34,000
2020 count
Owner
State
State Highway Agency

About this bridge

I485 NB Outer Loop over SR1010 is a steel stringer/multi-beam or girder carrying I485 NB Outer Loop over SR1010 in Mecklenburg County, North Carolina. It was built in 1997, so it is 28 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 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 34,000 vehicles a day, roughly 16% of them trucks, projected to reach 68,000 by 2040. The structure is 175 ft (53.3 m) long and 74 ft wide.

Location

Open in Google Maps
CarriesI485 NB Outer Loop
CrossesSR1010
Location1.0 Mi. N. Jct. SR3448
RouteInterstate 485
CountyMecklenburg County
StateNorth Carolina
Coordinates35.10234, -80.70902
Functional classUrban 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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.9 US tons
Inventory rating61 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length175 ft (53.3 m)
Longest span95 ft (28.9 m)
Deck width74 ft (22.7 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,000 (2020)
Projected traffic68,000 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
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 I485 NB Outer Loop over SR1010 built?

It was built in 1997, making it 28 years old in 2025.

What condition is I485 NB Outer Loop over SR1010 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 November 2023.

How much traffic does I485 NB Outer Loop over SR1010 carry?

About 34,000 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is I485 NB Outer Loop over SR1010?

The structure is 175 ft (53.3 m) long with a longest span of 95 ft (28.9 m) and a deck 74 ft wide.

Who owns I485 NB Outer Loop over SR1010?

It is owned by the State Highway Agency.