US Bridges

NC66 NC150 over US421

Fair

Forsyth County, North Carolina · 0.3 Mi. S. Jct. SR2045 · Structure no. 000000000670046

Built
1987
38 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
212 ft
4 main spans
Daily traffic
29,000
2021 count
Owner
State
State Highway Agency

About this bridge

NC66 NC150 over US421 is a steel stringer/multi-beam or girder carrying NC66 NC150 over US421 in Forsyth County, North Carolina. It was built in 1987, so it is 38 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 29,000 vehicles a day, roughly 6% of them trucks, projected to reach 58,000 by 2040. The structure is 212 ft (64.6 m) long and 86 ft wide.

CarriesNC66 NC150
CrossesUS421
Location0.3 Mi. S. Jct. SR2045
RouteState Highway 66
Coordinates36.11303, -80.06404
Functional classUrban Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating70 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length212 ft (64.6 m)
Longest span74 ft (22.5 m)
Deck width86 ft (26.3 m)
Roadway width76 ft (23.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,000 (2021)
Projected traffic58,000 by 2040
Trucks6%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 NC66 NC150 over US421 built?

It was built in 1987, making it 38 years old in 2025.

What condition is NC66 NC150 over US421 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 NC66 NC150 over US421 carry?

About 29,000 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is NC66 NC150 over US421?

The structure is 212 ft (64.6 m) long with a longest span of 74 ft (22.5 m) and a deck 86 ft wide.

Who owns NC66 NC150 over US421?

It is owned by the State Highway Agency.