US Bridges

SR1923 over SR1923 Ext.

Good

Johnston County, North Carolina · 0.1 Mi. W. JCT US301 · Structure no. 000000001010657

Built
2019
6 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete Continuous
Length
27 ft
3 main spans
Daily traffic
11,000
2018 count
Owner
State
State Highway Agency

About this bridge

SR1923 over SR1923 Ext. is a concrete continuous culvert carrying SR1923 over SR1923 Ext. in Johnston County, North Carolina. It was built in 2019, so it is 6 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 11,000 vehicles a day, roughly 7% of them trucks, projected to reach 18,500 by 2040. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1923
CrossesSR1923 Ext.
Location0.1 Mi. W. JCT US301
RouteState Highway 1923
Coordinates35.69033, -78.3075
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionDecember 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 rating49.9 US tons
Inventory rating37.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHL 93
Structure length27 ft (8.2 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,000 (2018)
Projected traffic18,500 by 2040
Trucks7%
Lanes on structure4
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR1923 over SR1923 Ext. built?

It was built in 2019, making it 6 years old in 2025.

What condition is SR1923 over SR1923 Ext. 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 December 2023.

How much traffic does SR1923 over SR1923 Ext. carry?

About 11,000 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is SR1923 over SR1923 Ext.?

The structure is 27 ft (8.2 m) long with a longest span of 6 ft (1.8 m).

Who owns SR1923 over SR1923 Ext.?

It is owned by the State Highway Agency.