US Bridges

US29 over Southern Railway

Good

Rowan County, North Carolina · 0.2 Mi. N. Jct. SR1230 · Structure no. 000000001590021

Built
2020
5 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
253 ft
3 main spans
Daily traffic
10,500
2022 count
Owner
State
State Highway Agency

About this bridge

US29 over Southern Railway is a prestressed concrete stringer/multi-beam or girder carrying US29 over Southern Railway in Rowan County, North Carolina. It was built in 2020, so it is 5 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 10,500 vehicles a day, roughly 12% of them trucks, projected to reach 21,000 by 2040. The structure is 253 ft (77.1 m) long and 85 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

No coordinates are recorded for this structure.

CarriesUS29
CrossesSouthern Railway
Location0.2 Mi. N. Jct. SR1230
RouteU.S. Route 29
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
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionMarch 2024
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 rating99 US tons
Inventory rating68.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length253 ft (77.1 m)
Longest span137 ft (41.7 m)
Deck width85 ft (25.8 m)
Roadway width81 ft (24.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,500 (2022)
Projected traffic21,000 by 2040
Trucks12%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed0.6 mi (1 km)
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 US29 over Southern Railway built?

It was built in 2020, making it 5 years old in 2025.

What condition is US29 over Southern Railway 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 March 2024.

How much traffic does US29 over Southern Railway carry?

About 10,500 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is US29 over Southern Railway?

The structure is 253 ft (77.1 m) long with a longest span of 137 ft (41.7 m) and a deck 85 ft wide.

Who owns US29 over Southern Railway?

It is owned by the State Highway Agency.