US Bridges

Township Road 90 over Flat Rock Creek

Good

Paulding County, Ohio · 0.5 MI N of SR613 · Structure no. 6335500

Built
1991
34 years old
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
138 ft
3 main spans
Daily traffic
351
2015 count
Owner
County
County Highway Agency

About this bridge

Township Road 90 over Flat Rock Creek is a prestressed concrete box beam or girders - multiple carrying Township Road 90 over Flat Rock Creek in Paulding County, Ohio. It was built in 1991, so it is 34 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 351 vehicles a day, roughly 7% of them trucks, projected to reach 487 by 2035. The structure is 138 ft (42.1 m) long and 28 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesTownship Road 90
CrossesFlat Rock Creek
Location0.5 MI N of SR613
RouteCounty Highway 71
CountyPaulding County
StateOhio
Coordinates41.09833, -84.66833
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61.8 US tons
Inventory rating37.1 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length138 ft (42.1 m)
Longest span46 ft (14 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic351 (2015)
Projected traffic487 by 2035
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$210,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Township Road 90 over Flat Rock Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is Township Road 90 over Flat Rock 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 April 2024.

How much traffic does Township Road 90 over Flat Rock Creek carry?

About 351 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Township Road 90 over Flat Rock Creek?

The structure is 138 ft (42.1 m) long with a longest span of 46 ft (14 m) and a deck 28 ft wide.

Who owns Township Road 90 over Flat Rock Creek?

It is owned by the County Highway Agency.