US Bridges

SR1728 over Welch Creek

Good

Columbus County, North Carolina · 0.7 MI.N.JCT.SR1710 · Structure no. 000000000470362

Built
1995
30 years old
Condition
Good
inspected March 2025
Type
Slab
Prestressed Concrete
Length
47 ft
1 main span
Daily traffic
180
2000 count
Owner
State
State Highway Agency

About this bridge

SR1728 over Welch Creek is a prestressed concrete slab carrying SR1728 over Welch Creek in Columbus County, North Carolina. It was built in 1995, so it is 30 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 180 vehicles a day, roughly 6% of them trucks, projected to reach 360 by 2040. The structure is 47 ft (14.3 m) long and 27 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesSR1728
CrossesWelch Creek
Location0.7 MI.N.JCT.SR1710
RouteState Highway 1728
Coordinates34.39043, -78.62817
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.9 US tons
Inventory rating48.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length47 ft (14.3 m)
Longest span43 ft (13.1 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic180 (2000)
Projected traffic360 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 SR1728 over Welch Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is SR1728 over Welch Creek 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 2025.

How much traffic does SR1728 over Welch Creek carry?

About 180 vehicles per day (2000 count), of which roughly 6% are trucks.

How long is SR1728 over Welch Creek?

The structure is 47 ft (14.3 m) long with a longest span of 43 ft (13.1 m) and a deck 27 ft wide.

Who owns SR1728 over Welch Creek?

It is owned by the State Highway Agency.