US Bridges

IR-675 over Mud Run

Good

Clark County, Ohio · .61MI.N. of Greene Co. · Structure no. 1206478

Built
1975
50 years old
Condition
Good
inspected March 2023
Type
Slab
Concrete Continuous
Length
123 ft
3 main spans
Daily traffic
22,110
2015 count
Owner
State
State Highway Agency

About this bridge

IR-675 over Mud Run is a concrete continuous slab carrying IR-675 over Mud Run in Clark County, Ohio. It was built in 1975, so it is 50 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 22,110 vehicles a day, roughly 14% of them trucks, projected to reach 30,689 by 2035. The structure is 123 ft (37.5 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIR-675
CrossesMud Run
Location.61MI.N. of Greene Co.
RouteInterstate 675
StateOhio
Coordinates39.85562, -83.99399
Functional classUrban 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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating58.5 US tons
Inventory rating45.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length123 ft (37.5 m)
Longest span46 ft (14 m)
Deck width44 ft (13.5 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,110 (2015)
Projected traffic30,689 by 2035
Trucks14%
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-675 over Mud Run built?

It was built in 1975, making it 50 years old in 2025.

What condition is IR-675 over Mud Run 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 March 2023.

How much traffic does IR-675 over Mud Run carry?

About 22,110 vehicles per day (2015 count), of which roughly 14% are trucks.

How long is IR-675 over Mud Run?

The structure is 123 ft (37.5 m) long with a longest span of 46 ft (14 m) and a deck 44 ft wide.

Who owns IR-675 over Mud Run?

It is owned by the State Highway Agency.