US Bridges

SR1433 over Little River

Good

Alleghany County, North Carolina · 15 FT.N.JCT.SR1434 · Structure no. 000000000050133

Built
1962
63 years old, rebuilt 2023
Condition
Good
inspected November 2023
Type
Slab
Prestressed Concrete
Length
165 ft
3 main spans
Daily traffic
90
2000 count
Owner
State
State Highway Agency

About this bridge

SR1433 over Little River is a prestressed concrete slab carrying SR1433 over Little River in Alleghany County, North Carolina. It was built in 1962 and reconstructed in 2023, so it is 63 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 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 90 vehicles a day, roughly 6% of them trucks, projected to reach 180 by 2040. The structure is 165 ft (50.2 m) long and 27 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesSR1433
CrossesLittle River
Location15 FT.N.JCT.SR1434
RouteState Highway 1433
Coordinates36.52299, -81.03802
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating61 US tons
Inventory rating47 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length165 ft (50.2 m)
Longest span69 ft (21 m)
Deck width27 ft (8.2 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90 (2000)
Projected traffic180 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 SR1433 over Little River built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2023.

What condition is SR1433 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 November 2023.

How much traffic does SR1433 over Little River carry?

About 90 vehicles per day (2000 count), of which roughly 6% are trucks.

How long is SR1433 over Little River?

The structure is 165 ft (50.2 m) long with a longest span of 69 ft (21 m) and a deck 27 ft wide.

Who owns SR1433 over Little River?

It is owned by the State Highway Agency.