US Bridges

US70 over Buffalo Shoals Creek

Fair

Iredell County, North Carolina · 0.6 Mi. E. Jct. SR1333 · Structure no. 000000000970013

Built
1988
37 years old
Condition
Fair
inspected April 2024
Type
Slab
Prestressed Concrete
Length
128 ft
3 main spans
Daily traffic
1,800
2021 count
Owner
State
State Highway Agency

About this bridge

US70 over Buffalo Shoals Creek is a prestressed concrete slab carrying US70 over Buffalo Shoals Creek in Iredell County, North Carolina. It was built in 1988, so it is 37 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,800 vehicles a day, roughly 7% of them trucks, projected to reach 3,600 by 2040. The structure is 128 ft (39 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS70
CrossesBuffalo Shoals Creek
Location0.6 Mi. E. Jct. SR1333
RouteU.S. Route 70
Coordinates35.73532, -81.02906
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating72 US tons
Inventory rating43 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20 + Mod
Structure length128 ft (39 m)
Longest span41 ft (12.4 m)
Deck width33 ft (10 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,800 (2021)
Projected traffic3,600 by 2040
Trucks7%
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 US70 over Buffalo Shoals Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is US70 over Buffalo Shoals Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does US70 over Buffalo Shoals Creek carry?

About 1,800 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is US70 over Buffalo Shoals Creek?

The structure is 128 ft (39 m) long with a longest span of 41 ft (12.4 m) and a deck 33 ft wide.

Who owns US70 over Buffalo Shoals Creek?

It is owned by the State Highway Agency.