US Bridges

C236A Cotton Slash over Mill Creek

Good

Union County, Ohio · 2 MI SW of SR 31 · Structure no. 8032459

Built
1997
28 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
167 ft
3 main spans
Daily traffic
650
2015 count
Owner
County
County Highway Agency

About this bridge

C236A Cotton Slash over Mill Creek is a steel continuous stringer/multi-beam or girder carrying C236A Cotton Slash over Mill Creek in Union County, Ohio. It was built in 1997, so it is 28 years old, younger 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 650 vehicles a day, roughly 8% of them trucks, projected to reach 902 by 2041. The structure is 167 ft (50.9 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesC236A Cotton Slash
CrossesMill Creek
Location2 MI SW of SR 31
RouteCounty Highway C0236
StateOhio
Coordinates40.28903, -83.40136
Functional classRural Local

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.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 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
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.7 US tons
Inventory rating21.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length167 ft (50.9 m)
Longest span65 ft (19.8 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2015)
Projected traffic902 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 C236A Cotton Slash over Mill Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is C236A Cotton Slash over Mill 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 October 2024.

How much traffic does C236A Cotton Slash over Mill Creek carry?

About 650 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is C236A Cotton Slash over Mill Creek?

The structure is 167 ft (50.9 m) long with a longest span of 65 ft (19.8 m) and a deck 28 ft wide.

Who owns C236A Cotton Slash over Mill Creek?

It is owned by the County Highway Agency.