US Bridges

SR1710 over Welch Creek

Good

Columbus County, North Carolina · 0.4 MI.W.JCT.SR1729 · Structure no. 000000000470240

Built
2015
10 years old
Condition
Good
inspected December 2023
Type
Slab
Prestressed Concrete
Length
77 ft
2 main spans
Daily traffic
360
2017 count
Owner
State
State Highway Agency

About this bridge

SR1710 over Welch Creek is a prestressed concrete slab carrying SR1710 over Welch Creek in Columbus County, North Carolina. It was built in 2015, so it is 10 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 360 vehicles a day, roughly 6% of them trucks, projected to reach 720 by 2040. The structure is 77 ft (23.4 m) long and 33 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesSR1710
CrossesWelch Creek
Location0.4 MI.W.JCT.SR1729
RouteState Highway 1710
Coordinates34.38499, -78.63927
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.9 US tons
Inventory rating42 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHL 93
Structure length77 ft (23.4 m)
Longest span48 ft (14.6 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic360 (2017)
Projected traffic720 by 2040
Trucks6%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1710 over Welch Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is SR1710 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 December 2023.

How much traffic does SR1710 over Welch Creek carry?

About 360 vehicles per day (2017 count), of which roughly 6% are trucks.

How long is SR1710 over Welch Creek?

The structure is 77 ft (23.4 m) long with a longest span of 48 ft (14.6 m) and a deck 33 ft wide.

Who owns SR1710 over Welch Creek?

It is owned by the State Highway Agency.