US Bridges

C-794 over Mill Creek

Fair

Clark County, Ohio · 0.7MI.W. of Jct. SR-72 · Structure no. 1206842

Built
1950
75 years old
Condition
Fair
inspected November 2024
Type
Culvert
Steel
Length
28 ft
2 main spans
Daily traffic
797
2015 count
Owner
County
County Highway Agency

About this bridge

C-794 over Mill Creek is a steel culvert carrying C-794 over Mill Creek in Clark County, Ohio. It was built in 1950, so it is 75 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 797 vehicles a day, roughly 8% of them trucks, projected to reach 1,106 by 2035. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesC-794
CrossesMill Creek
Location0.7MI.W. of Jct. SR-72
RouteCounty Highway C0794
CountyClark County
StateOhio
Coordinates39.85258, -83.82799
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length28 ft (8.5 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic797 (2015)
Projected traffic1,106 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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-794 over Mill Creek built?

It was built in 1950, making it 75 years old in 2025.

What condition is C-794 over Mill Creek 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 November 2024.

How much traffic does C-794 over Mill Creek carry?

About 797 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is C-794 over Mill Creek?

The structure is 28 ft (8.5 m) long with a longest span of 12 ft (3.7 m).

Who owns C-794 over Mill Creek?

It is owned by the County Highway Agency.