US Bridges

SR1578 over Logan Creek

Good

Yadkin County, North Carolina · .7 MI.W.JCT.SR1579 · Structure no. 000000001970093

Built
1996
29 years old
Condition
Good
inspected April 2021
Type
Slab
Prestressed Concrete
Length
112 ft
3 main spans
Daily traffic
760
2015 count
Owner
State
State Highway Agency

About this bridge

SR1578 over Logan Creek is a prestressed concrete slab carrying SR1578 over Logan Creek in Yadkin County, North Carolina. It was built in 1996, so it is 29 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 760 vehicles a day, roughly 6% of them trucks, projected to reach 1,520 by 2040. The structure is 112 ft (34.1 m) long and 30 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesSR1578
CrossesLogan Creek
Location.7 MI.W.JCT.SR1579
RouteState Highway 1578
Coordinates36.18155, -80.5373
Functional classRural Local

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 inspectionApril 2021
Inspection intervalevery 48 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 rating85 US tons
Inventory rating50.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20 + Mod
Structure length112 ft (34.1 m)
Longest span49 ft (14.9 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic760 (2015)
Projected traffic1,520 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 SR1578 over Logan Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is SR1578 over Logan 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 April 2021.

How much traffic does SR1578 over Logan Creek carry?

About 760 vehicles per day (2015 count), of which roughly 6% are trucks.

How long is SR1578 over Logan Creek?

The structure is 112 ft (34.1 m) long with a longest span of 49 ft (14.9 m) and a deck 30 ft wide.

Who owns SR1578 over Logan Creek?

It is owned by the State Highway Agency.