US Bridges

Northlake Blvd. over I485

Good

Mecklenburg County, North Carolina · 0.6 Mi. W. Jct. I77 · Structure no. 000000001191002

Built
2009
16 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
271 ft
2 main spans
Daily traffic
7,600
2022 count
Owner
State
State Highway Agency

About this bridge

Northlake Blvd. over I485 is a steel continuous stringer/multi-beam or girder carrying Northlake Blvd. over I485 in Mecklenburg County, North Carolina. It was built in 2009, so it is 16 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 7% of them trucks, projected to reach 15,200 by 2040. The structure is 271 ft (82.6 m) long and 68 ft wide.

Location

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CarriesNorthlake Blvd.
CrossesI485
Location0.6 Mi. W. Jct. I77
RouteCity Street 0
CountyMecklenburg County
StateNorth Carolina
Coordinates35.36161, -80.85356
Functional classUrban Local

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 inspectionOctober 2023
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 rating89 US tons
Inventory rating52.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length271 ft (82.6 m)
Longest span135 ft (41.1 m)
Deck width68 ft (20.8 m)
Roadway width55 ft (16.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,600 (2022)
Projected traffic15,200 by 2040
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

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 Northlake Blvd. over I485 built?

It was built in 2009, making it 16 years old in 2025.

What condition is Northlake Blvd. over 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 October 2023.

How much traffic does Northlake Blvd. over I485 carry?

About 7,600 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Northlake Blvd. over I485?

The structure is 271 ft (82.6 m) long with a longest span of 135 ft (41.1 m) and a deck 68 ft wide.

Who owns Northlake Blvd. over I485?

It is owned by the State Highway Agency.