US Bridges

I485 over Ut to Back Creek

Fair

Mecklenburg County, North Carolina · 1.4 Mi. S. Jct. NC49 · Structure no. 000000001190842

Built
2003
22 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete Continuous
Length
35 ft
3 main spans
Daily traffic
85,500
2020 count
Owner
State
State Highway Agency

About this bridge

I485 over Ut to Back Creek is a concrete continuous culvert carrying I485 over Ut to Back Creek in Mecklenburg County, North Carolina. It was built in 2003, so it is 22 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 85,500 vehicles a day, roughly 16% of them trucks, projected to reach 171,000 by 2040. The structure is 35 ft (10.6 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI485
CrossesUt to Back Creek
Location1.4 Mi. S. Jct. NC49
RouteInterstate 485
Coordinates35.30227, -80.6865
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length35 ft (10.6 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic85,500 (2020)
Projected traffic171,000 by 2040
Trucks16%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 over Ut to Back Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is I485 over Ut to Back Creek 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 June 2024.

How much traffic does I485 over Ut to Back Creek carry?

About 85,500 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is I485 over Ut to Back Creek?

The structure is 35 ft (10.6 m) long with a longest span of 10 ft (3 m).

Who owns I485 over Ut to Back Creek?

It is owned by the State Highway Agency.