US Bridges

SR1546 over Western Prong

Good

Columbus County, North Carolina · 0.6 Mi. S. Jct. SR1003 · Structure no. 000000000470198

Built
2018
7 years old
Condition
Good
inspected June 2023
Type
Slab
Prestressed Concrete
Length
92 ft
3 main spans
Daily traffic
250
2016 count
Owner
State
State Highway Agency

About this bridge

SR1546 over Western Prong is a prestressed concrete slab carrying SR1546 over Western Prong in Columbus County, North Carolina. It was built in 2018, so it is 7 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 250 vehicles a day, roughly 6% of them trucks, projected to reach 500 by 2040. The structure is 92 ft (28 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR1546
CrossesWestern Prong
Location0.6 Mi. S. Jct. SR1003
RouteState Highway 1546
Coordinates34.42179, -78.7656
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 inspectionJune 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating62.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length92 ft (28 m)
Longest span33 ft (10 m)
Deck width33 ft (10 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2016)
Projected traffic500 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 SR1546 over Western Prong built?

It was built in 2018, making it 7 years old in 2025.

What condition is SR1546 over Western Prong 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 June 2023.

How much traffic does SR1546 over Western Prong carry?

About 250 vehicles per day (2016 count), of which roughly 6% are trucks.

How long is SR1546 over Western Prong?

The structure is 92 ft (28 m) long with a longest span of 33 ft (10 m) and a deck 33 ft wide.

Who owns SR1546 over Western Prong?

It is owned by the State Highway Agency.