US Bridges

US70 over Clear Creek

Fair

McDowell County, North Carolina · 0.1 MI.W.JCT.SR1449 · Structure no. 000000001110066

Built
1921
104 years old, rebuilt 1941
Condition
Fair
inspected January 2024
Type
Tee Beam
Concrete
Length
84 ft
2 main spans
Daily traffic
8,500
2022 count
Owner
State
State Highway Agency

About this bridge

US70 over Clear Creek is a concrete tee beam carrying US70 over Clear Creek in McDowell County, North Carolina. It was built in 1921 and reconstructed in 1941, so it is 104 years old, older 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 5 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 8,500 vehicles a day, roughly 7% of them trucks, projected to reach 17,000 by 2040. The structure is 84 ft (25.6 m) long and 38 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesUS70
CrossesClear Creek
Location0.1 MI.W.JCT.SR1449
RouteU.S. Route 70
Coordinates35.68484, -82.08321
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48 US tons
Inventory rating29 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length84 ft (25.6 m)
Longest span41 ft (12.4 m)
Deck width38 ft (11.5 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,500 (2022)
Projected traffic17,000 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US70 over Clear Creek built?

It was built in 1921, making it 104 years old in 2025. It was reconstructed in 1941.

What condition is US70 over Clear 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 January 2024.

How much traffic does US70 over Clear Creek carry?

About 8,500 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is US70 over Clear Creek?

The structure is 84 ft (25.6 m) long with a longest span of 41 ft (12.4 m) and a deck 38 ft wide.

Who owns US70 over Clear Creek?

It is owned by the State Highway Agency.