US Bridges

SR 18 over School Creek

Good

Henry County, Ohio · 450 Ft. West of SR 108 · Structure no. 3500985

Built
1988
37 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
880
2015 count
Owner
State
State Highway Agency

About this bridge

SR 18 over School Creek is a prestressed concrete box beam or girders - multiple carrying SR 18 over School Creek in Henry County, Ohio. It was built in 1988, so it is 37 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 880 vehicles a day, roughly 4% of them trucks, projected to reach 1,221 by 2035. The structure is 45 ft (13.7 m) long and 34 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesSR 18
CrossesSchool Creek
Location450 Ft. West of SR 108
RouteState Highway 18
StateOhio
Coordinates41.25355, -84.13337
Functional classRural Minor Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.7 US tons
Inventory rating33.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length45 ft (13.7 m)
Longest span44 ft (13.4 m)
Deck width34 ft (10.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic880 (2015)
Projected traffic1,221 by 2035
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 18 over School Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is SR 18 over School 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 July 2024.

How much traffic does SR 18 over School Creek carry?

About 880 vehicles per day (2015 count), of which roughly 4% are trucks.

How long is SR 18 over School Creek?

The structure is 45 ft (13.7 m) long with a longest span of 44 ft (13.4 m) and a deck 34 ft wide.

Who owns SR 18 over School Creek?

It is owned by the State Highway Agency.