US Bridges

NC73 over I85

Good

Cabarrus County, North Carolina · 0.16 Mi. E. Jct. SR1622 · Structure no. 000000000250063

Built
2013
12 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
273 ft
2 main spans
Daily traffic
23,000
2018 count
Owner
State
State Highway Agency

About this bridge

NC73 over I85 is a prestressed concrete continuous stringer/multi-beam or girder carrying NC73 over I85 in Cabarrus County, North Carolina. It was built in 2013, so it is 12 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 23,000 vehicles a day, roughly 12% of them trucks, projected to reach 46,000 by 2040. The structure is 273 ft (83.2 m) long and 114 ft wide.

CarriesNC73
CrossesI85
Location0.16 Mi. E. Jct. SR1622
RouteState Highway 73
Coordinates35.43518, -80.65743
Functional classUrban Other Principal Arterial

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.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.9 US tons
Inventory rating61 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length273 ft (83.2 m)
Longest span131 ft (39.9 m)
Deck width114 ft (34.7 m)
Roadway width110 ft (33.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,000 (2018)
Projected traffic46,000 by 2040
Trucks12%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 NC73 over I85 built?

It was built in 2013, making it 12 years old in 2025.

What condition is NC73 over I85 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 January 2025.

How much traffic does NC73 over I85 carry?

About 23,000 vehicles per day (2018 count), of which roughly 12% are trucks.

How long is NC73 over I85?

The structure is 273 ft (83.2 m) long with a longest span of 131 ft (39.9 m) and a deck 114 ft wide.

Who owns NC73 over I85?

It is owned by the State Highway Agency.