US 23 over Over SR529-0279

Fair

Marion County, Ohio · Over SR529-0279 · Structure no. 5100577

Built: 1967; 58 years old
Condition: Fair; inspected February 2024
Type: Slab; Concrete Continuous
Length: 114 ft; 3 main spans
Daily traffic: 10,085; 2018 count
Owner: State; State Highway Agency

About this bridge

US 23 over Over SR529-0279 is a concrete continuous slab carrying US 23 over Over SR529-0279 in Marion County, Ohio. It was built in 1967, so it is 58 years old, older than the Ohio average of 47.3 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 10,085 vehicles a day, roughly 23% of them trucks, projected to reach 13,998 by 2038. The structure is 114 ft (34.6 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesUS 23

CrossesOver SR529-0279

LocationOver SR529-0279

RouteU.S. Route 23

CountyMarion County

StateOhio

Coordinates40.54933, -83.07455

Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

Component	Rating	Meaning
Deck	6 Satisfactory	Structural elements show some minor deterioration.
Superstructure	6 Satisfactory	Structural elements show some minor deterioration.
Substructure	5 Fair	All primary structural elements are sound but may have minor section loss, cracking, spalling or scour.

Last inspectionFebruary 2024

Inspection intervalevery 12 months

Operating statusOpen, no restriction

ScourBridge not over waterway

Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is

Deck geometry7: Better than present minimum criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating62.2 US tons

Inventory rating37.1 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadHS 20

Structure length114 ft (34.6 m)

Longest span40 ft (12.2 m)

Deck width42 ft (12.8 m)

Roadway width38 ft (11.6 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,085 (2018)

Projected traffic13,998 by 2038

Trucks23%

Lanes on structure2

Traffic directionOne-way traffic

CarriesHighway

CrossesHighway

Detour if closed1.2 mi (2 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 proposedNone recorded

Estimated improvement cost—

NavigationNot applicable (no waterway)

Frequently asked questions

When was US 23 over Over SR529-0279 built?

It was built in 1967, making it 58 years old in 2025.

What condition is US 23 over Over SR529-0279 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 February 2024.

How much traffic does US 23 over Over SR529-0279 carry?

About 10,085 vehicles per day (2018 count), of which roughly 23% are trucks.

How long is US 23 over Over SR529-0279?

The structure is 114 ft (34.6 m) long with a longest span of 40 ft (12.2 m) and a deck 42 ft wide.

Who owns US 23 over Over SR529-0279?

It is owned by the State Highway Agency.