US Bridges

CR30 over Flat Run

PoorPosted for load

Morrow County, Ohio · .2 MI.N.INT.SR309 & CR30 · Structure no. 5931436

Built
1988
37 years old
Condition
Poor
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
47 ft
1 main span
Daily traffic
280
2015 count
Owner
County
County Highway Agency

About this bridge

CR30 over Flat Run is a steel stringer/multi-beam or girder carrying CR30 over Flat Run in Morrow 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 280 vehicles a day, roughly 8% of them trucks, projected to reach 389 by 2035. The structure is 47 ft (14.3 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCR30
CrossesFlat Run
Location.2 MI.N.INT.SR309 & CR30
RouteCounty Highway C0030
StateOhio
Coordinates40.67296, -82.84491
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.4 US tons
Inventory rating28.5 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length47 ft (14.3 m)
Longest span46 ft (14 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic280 (2015)
Projected traffic389 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

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 CR30 over Flat Run built?

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

What condition is CR30 over Flat Run in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2023.

How much traffic does CR30 over Flat Run carry?

About 280 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is CR30 over Flat Run?

The structure is 47 ft (14.3 m) long with a longest span of 46 ft (14 m) and a deck 24 ft wide.

Who owns CR30 over Flat Run?

It is owned by the County Highway Agency.