US Bridges

SR1308 over US421

Good

Chatham County, North Carolina · 1.0 Mi. W. Jct. SR1377 · Structure no. 000000000370456

Built
1987
38 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
214 ft
2 main spans
Daily traffic
150
2022 count
Owner
State
State Highway Agency

About this bridge

SR1308 over US421 is a steel stringer/multi-beam or girder carrying SR1308 over US421 in Chatham 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 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 150 vehicles a day, roughly 6% of them trucks, projected to reach 300 by 2040. The structure is 214 ft (65.2 m) long and 29 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1308
CrossesUS421
Location1.0 Mi. W. Jct. SR1377
RouteState Highway 1308
Coordinates35.79768, -79.53476
Functional classRural 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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being 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 spans2
Design loadHS 20 + Mod
Structure length214 ft (65.2 m)
Longest span105 ft (32 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2022)
Projected traffic300 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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 SR1308 over US421 built?

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

What condition is SR1308 over US421 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 August 2024.

How much traffic does SR1308 over US421 carry?

About 150 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1308 over US421?

The structure is 214 ft (65.2 m) long with a longest span of 105 ft (32 m) and a deck 29 ft wide.

Who owns SR1308 over US421?

It is owned by the State Highway Agency.