US Bridges

C-315 over Enon-Xenia RD O Mud Run

Fair

Clark County, Ohio · 1/4MI So Hunter RD · Structure no. 1252178

Built
1900
125 years old, rebuilt 1986
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
97 ft
2 main spans
Daily traffic
1,586
2015 count
Owner
County
County Highway Agency

About this bridge

C-315 over Enon-Xenia RD O Mud Run is a prestressed concrete box beam or girders - multiple carrying C-315 over Enon-Xenia RD O Mud Run in Clark County, Ohio. It was built in 1900 and reconstructed in 1986, so it is 125 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 6 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 1,586 vehicles a day, roughly 5% of them trucks, projected to reach 2,201 by 2035. The structure is 97 ft (29.6 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesC-315
CrossesEnon-Xenia RD O Mud Run
Location1/4MI So Hunter RD
RouteCounty Highway C0315
StateOhio
Coordinates39.85819, -83.94033
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating57.1 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length97 ft (29.6 m)
Longest span49 ft (14.9 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,586 (2015)
Projected traffic2,201 by 2035
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 C-315 over Enon-Xenia RD O Mud Run built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 1986.

What condition is C-315 over Enon-Xenia RD O Mud Run 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 October 2024.

How much traffic does C-315 over Enon-Xenia RD O Mud Run carry?

About 1,586 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is C-315 over Enon-Xenia RD O Mud Run?

The structure is 97 ft (29.6 m) long with a longest span of 49 ft (14.9 m) and a deck 24 ft wide.

Who owns C-315 over Enon-Xenia RD O Mud Run?

It is owned by the County Highway Agency.