US Bridges

NC150 over I85&US29 US52 US70

Good

Davidson County, North Carolina · 0.3 Mi. S. Jct. SR1147 · Structure no. 000000000570020

Built
2013
12 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
252 ft
2 main spans
Daily traffic
5,700
2021 count
Owner
State
State Highway Agency

About this bridge

NC150 over I85&US29 US52 US70 is a prestressed concrete continuous stringer/multi-beam or girder carrying NC150 over I85&US29 US52 US70 in Davidson 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 5,700 vehicles a day, roughly 7% of them trucks, projected to reach 11,400 by 2040. The structure is 252 ft (76.8 m) long and 79 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNC150
CrossesI85&US29 US52 US70
Location0.3 Mi. S. Jct. SR1147
RouteState Highway 150
CountyDavidson County
StateNorth Carolina
Coordinates35.73183, -80.37578
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 inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.9 US tons
Inventory rating52.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHL 93
Structure length252 ft (76.8 m)
Longest span125 ft (38.1 m)
Deck width79 ft (24.1 m)
Roadway width76 ft (23.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,700 (2021)
Projected traffic11,400 by 2040
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.9 mi (3 km)
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 NC150 over I85&US29 US52 US70 built?

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

What condition is NC150 over I85&US29 US52 US70 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 July 2023.

How much traffic does NC150 over I85&US29 US52 US70 carry?

About 5,700 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is NC150 over I85&US29 US52 US70?

The structure is 252 ft (76.8 m) long with a longest span of 125 ft (38.1 m) and a deck 79 ft wide.

Who owns NC150 over I85&US29 US52 US70?

It is owned by the State Highway Agency.