US Bridges

NC22 over Back Branch

Good

Randolph County, North Carolina · 0.9 Mi. N. Jct. NC42 · Structure no. 000000001510130

Built
1950
75 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete Continuous
Length
26 ft
3 main spans
Daily traffic
2,400
2022 count
Owner
State
State Highway Agency

About this bridge

NC22 over Back Branch is a concrete continuous culvert carrying NC22 over Back Branch in Randolph County, North Carolina. It was built in 1950, so it is 75 years old, older 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 2,400 vehicles a day, roughly 7% of them trucks, projected to reach 4,800 by 2040. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesNC22
CrossesBack Branch
Location0.9 Mi. N. Jct. NC42
RouteState Highway 22
Coordinates35.65263, -79.61632
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span7 ft (2.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,400 (2022)
Projected traffic4,800 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was NC22 over Back Branch built?

It was built in 1950, making it 75 years old in 2025.

What condition is NC22 over Back Branch 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 September 2023.

How much traffic does NC22 over Back Branch carry?

About 2,400 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is NC22 over Back Branch?

The structure is 26 ft (7.9 m) long with a longest span of 7 ft (2.1 m).

Who owns NC22 over Back Branch?

It is owned by the State Highway Agency.