US Bridges

NC27 over Catawba River

Good

Gaston County, North Carolina · 0.5 Mi. E. Jct. NC273 · Structure no. 000000000710066

Built
2002
23 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
652 ft
6 main spans
Daily traffic
21,000
2022 count
Owner
State
State Highway Agency

About this bridge

NC27 over Catawba River is a steel continuous stringer/multi-beam or girder carrying NC27 over Catawba River in Gaston County, North Carolina. It was built in 2002, so it is 23 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 21,000 vehicles a day, roughly 12% of them trucks, projected to reach 42,000 by 2040. The structure is 652 ft (198.7 m) long and 63 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesNC27
CrossesCatawba River
Location0.5 Mi. E. Jct. NC273
RouteState Highway 27
Coordinates35.29798, -81.00382
Functional classRural Principal Arterial - Other

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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating86 US tons
Inventory rating50.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20 + Mod
Structure length652 ft (198.7 m)
Longest span113 ft (34.4 m)
Deck width63 ft (19.1 m)
Roadway width55 ft (16.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,000 (2022)
Projected traffic42,000 by 2040
Trucks12%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was NC27 over Catawba River built?

It was built in 2002, making it 23 years old in 2025.

What condition is NC27 over Catawba 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 February 2024.

How much traffic does NC27 over Catawba River carry?

About 21,000 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is NC27 over Catawba River?

The structure is 652 ft (198.7 m) long with a longest span of 113 ft (34.4 m) and a deck 63 ft wide.

Who owns NC27 over Catawba River?

It is owned by the State Highway Agency.