US Bridges

SR1740 over Big Creek

Good

Columbus County, North Carolina · 0.5 Mi.W. of JCT.SR1731 · Structure no. 000000000470243

Built
2016
9 years old
Condition
Good
inspected August 2024
Type
Slab
Prestressed Concrete
Length
87 ft
4 main spans
Daily traffic
1,800
2022 count
Owner
State
State Highway Agency

About this bridge

SR1740 over Big Creek is a prestressed concrete slab carrying SR1740 over Big Creek in Columbus County, North Carolina. It was built in 2016, so it is 9 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 1,800 vehicles a day, roughly 6% of them trucks, projected to reach 3,600 by 2040. The structure is 87 ft (26.5 m) long and 33 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesSR1740
CrossesBig Creek
Location0.5 Mi.W. of JCT.SR1731
RouteState Highway 1740
Coordinates34.35017, -78.48942
Functional classRural Minor 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 rating66.9 US tons
Inventory rating48 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4 (+2 approach)
Design loadHL 93
Structure length87 ft (26.5 m)
Longest span42 ft (12.8 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,800 (2022)
Projected traffic3,600 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 SR1740 over Big Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is SR1740 over Big 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 August 2024.

How much traffic does SR1740 over Big Creek carry?

About 1,800 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1740 over Big Creek?

The structure is 87 ft (26.5 m) long with a longest span of 42 ft (12.8 m) and a deck 33 ft wide.

Who owns SR1740 over Big Creek?

It is owned by the State Highway Agency.