US Bridges

IR-75 over Plum Creek

Good

Shelby County, Ohio · 2.98MI. S. of SR-119 · Structure no. 7502257

Built
1962
63 years old
Condition
Good
inspected August 2024
Type
Slab
Concrete Continuous
Length
86 ft
3 main spans
Daily traffic
18,042
2015 count
Owner
State
State Highway Agency

About this bridge

IR-75 over Plum Creek is a concrete continuous slab carrying IR-75 over Plum Creek in Shelby County, Ohio. It was built in 1962, so it is 63 years old, older than the Ohio average of 47.3 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 18,042 vehicles a day, roughly 27% of them trucks, projected to reach 25,042 by 2035. The structure is 86 ft (26.2 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIR-75
CrossesPlum Creek
Location2.98MI. S. of SR-119
RouteInterstate 75
StateOhio
Coordinates40.35192, -84.15989
Functional classRural Principal Arterial - Interstate

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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating32.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length86 ft (26.2 m)
Longest span33 ft (10.1 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,042 (2015)
Projected traffic25,042 by 2035
Trucks27%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 IR-75 over Plum Creek built?

It was built in 1962, making it 63 years old in 2025.

What condition is IR-75 over Plum 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 August 2024.

How much traffic does IR-75 over Plum Creek carry?

About 18,042 vehicles per day (2015 count), of which roughly 27% are trucks.

How long is IR-75 over Plum Creek?

The structure is 86 ft (26.2 m) long with a longest span of 33 ft (10.1 m) and a deck 44 ft wide.

Who owns IR-75 over Plum Creek?

It is owned by the State Highway Agency.