US Bridges

SR1504 over South Fork Crooked Creek

FairPosted for load

Union County, North Carolina · 0.3 Mi. S. Jct. SR1528 · Structure no. 000000001790270

Built
1960
65 years old, rebuilt 1984
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
61 ft
2 main spans
Daily traffic
3,500
2022 count
Owner
State
State Highway Agency

About this bridge

SR1504 over South Fork Crooked Creek is a steel stringer/multi-beam or girder carrying SR1504 over South Fork Crooked Creek in Union County, North Carolina. It was built in 1960 and reconstructed in 1984, so it is 65 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. Its operating status is: posted for load restriction.

It carries about 3,500 vehicles a day, roughly 6% of them trucks, projected to reach 7,000 by 2040. The structure is 61 ft (18.5 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR1504
CrossesSouth Fork Crooked Creek
Location0.3 Mi. S. Jct. SR1528
RouteState Highway 1504
Coordinates35.08888, -80.56689
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.9 US tons
Inventory rating20.9 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans2
Design loadUnknown
Structure length61 ft (18.5 m)
Longest span30 ft (9.1 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,500 (2022)
Projected traffic7,000 by 2040
Trucks6%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1504 over South Fork Crooked Creek built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1984.

What condition is SR1504 over South Fork Crooked 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 November 2024.

How much traffic does SR1504 over South Fork Crooked Creek carry?

About 3,500 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1504 over South Fork Crooked Creek?

The structure is 61 ft (18.5 m) long with a longest span of 30 ft (9.1 m) and a deck 24 ft wide.

Who owns SR1504 over South Fork Crooked Creek?

It is owned by the State Highway Agency.