US Bridges

Sebastian Road over Chickasaw Creek

Fair

Mercer County, Ohio · .4 MI East of C716A · Structure no. 5454212

Built
1996
29 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
39 ft
1 main span
Daily traffic
118
2015 count
Owner
County
County Highway Agency

About this bridge

Sebastian Road over Chickasaw Creek is a prestressed concrete box beam or girders - multiple carrying Sebastian Road over Chickasaw Creek in Mercer County, Ohio. It was built in 1996, so it is 29 years old, younger 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 118 vehicles a day, roughly 8% of them trucks, projected to reach 164 by 2035. The structure is 39 ft (12 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesSebastian Road
CrossesChickasaw Creek
Location.4 MI East of C716A
RouteCounty Highway C0072
CountyMercer County
StateOhio
Coordinates40.44347, -84.50993
Functional classRural Minor 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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length39 ft (12 m)
Longest span39 ft (11.9 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic118 (2015)
Projected traffic164 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Sebastian Road over Chickasaw Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is Sebastian Road over Chickasaw 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 Sebastian Road over Chickasaw Creek carry?

About 118 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Sebastian Road over Chickasaw Creek?

The structure is 39 ft (12 m) long with a longest span of 39 ft (11.9 m) and a deck 28 ft wide.

Who owns Sebastian Road over Chickasaw Creek?

It is owned by the County Highway Agency.