US Bridges

SR 134 over Cowan Creek

Fair

Clinton County, Ohio · 1.9 MI N Wilmington S Cor · Structure no. 1402978

Built
1941
84 years old, rebuilt 1982
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
132 ft
3 main spans
Daily traffic
5,630
2015 count
Owner
State
State Highway Agency

About this bridge

SR 134 over Cowan Creek is a steel continuous stringer/multi-beam or girder carrying SR 134 over Cowan Creek in Clinton County, Ohio. It was built in 1941 and reconstructed in 1982, so it is 84 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 5,630 vehicles a day, roughly 4% of them trucks, projected to reach 7,814 by 2035. The structure is 132 ft (40.2 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesSR 134
CrossesCowan Creek
Location1.9 MI N Wilmington S Cor
RouteState Highway 134
CountyClinton County
StateOhio
Coordinates39.40584, -83.81495
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than 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 rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length132 ft (40.2 m)
Longest span50 ft (15.2 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,630 (2015)
Projected traffic7,814 by 2035
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 134 over Cowan Creek built?

It was built in 1941, making it 84 years old in 2025. It was reconstructed in 1982.

What condition is SR 134 over Cowan 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 October 2024.

How much traffic does SR 134 over Cowan Creek carry?

About 5,630 vehicles per day (2015 count), of which roughly 4% are trucks.

How long is SR 134 over Cowan Creek?

The structure is 132 ft (40.2 m) long with a longest span of 50 ft (15.2 m) and a deck 32 ft wide.

Who owns SR 134 over Cowan Creek?

It is owned by the State Highway Agency.