US Bridges

SR 73 over Cotton Run

Good

Butler County, Ohio · 1.33 MI E of JCT SR 503 · Structure no. 0901210

Built
1993
32 years old
Condition
Good
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
68 ft
1 main span
Daily traffic
6,971
2015 count
Owner
State
State Highway Agency

About this bridge

SR 73 over Cotton Run is a prestressed concrete box beam or girders - multiple carrying SR 73 over Cotton Run in Butler County, Ohio. It was built in 1993, so it is 32 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 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 6,971 vehicles a day, roughly 8% of them trucks, projected to reach 9,676 by 2035. The structure is 68 ft (20.7 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR 73
CrossesCotton Run
Location1.33 MI E of JCT SR 503
RouteState Highway 73
StateOhio
Coordinates39.49093, -84.52871
Functional classRural Minor Arterial

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating78.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length68 ft (20.7 m)
Longest span64 ft (19.5 m)
Deck width36 ft (11 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,971 (2015)
Projected traffic9,676 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

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 SR 73 over Cotton Run built?

It was built in 1993, making it 32 years old in 2025.

What condition is SR 73 over Cotton 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 February 2024.

How much traffic does SR 73 over Cotton Run carry?

About 6,971 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is SR 73 over Cotton Run?

The structure is 68 ft (20.7 m) long with a longest span of 64 ft (19.5 m) and a deck 36 ft wide.

Who owns SR 73 over Cotton Run?

It is owned by the State Highway Agency.