US Bridges

NC731 over Little River

Good

Montgomery County, North Carolina · 0.2 Mi. E. Jct. SR1542 · Structure no. 000000001230047

Built
1952
73 years old
Condition
Good
inspected September 2023
Type
Tee Beam
Concrete
Length
250 ft
5 main spans
Daily traffic
800
2022 count
Owner
State
State Highway Agency

About this bridge

NC731 over Little River is a concrete tee beam carrying NC731 over Little River in Montgomery County, North Carolina. It was built in 1952, so it is 73 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 800 vehicles a day, roughly 7% of them trucks, projected to reach 1,600 by 2040. The structure is 250 ft (76.2 m) long and 28 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesNC731
CrossesLittle River
Location0.2 Mi. E. Jct. SR1542
RouteState Highway 731
Coordinates35.19614, -79.93403
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating29 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length250 ft (76.2 m)
Longest span49 ft (14.9 m)
Deck width28 ft (8.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2022)
Projected traffic1,600 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was NC731 over Little River built?

It was built in 1952, making it 73 years old in 2025.

What condition is NC731 over Little River 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 NC731 over Little River carry?

About 800 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is NC731 over Little River?

The structure is 250 ft (76.2 m) long with a longest span of 49 ft (14.9 m) and a deck 28 ft wide.

Who owns NC731 over Little River?

It is owned by the State Highway Agency.