US Bridges

Four Mile House RD over Nine Mile Creek

FairPosted for load

Ottawa County, Ohio · 0.3 Mi. S. JCT CR6 · Structure no. 6241344

Built
1955
70 years old, rebuilt 1982
Condition
Fair
inspected November 2024
Type
Truss - Thru
Steel
Length
39 ft
1 main span
Daily traffic
324
2015 count
Owner
County
County Highway Agency

About this bridge

Four Mile House RD over Nine Mile Creek is a steel truss - thru carrying Four Mile House RD over Nine Mile Creek in Ottawa County, Ohio. It was built in 1955 and reconstructed in 1982, so it is 70 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. Its operating status is: posted for load restriction.

It carries about 324 vehicles a day, roughly 7% of them trucks, projected to reach 450 by 2035. The structure is 39 ft (11.9 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFour Mile House RD
CrossesNine Mile Creek
Location0.3 Mi. S. JCT CR6
RouteCounty Highway T0041
StateOhio
Coordinates41.46869, -83.17388
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating26.8 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length39 ft (11.9 m)
Longest span37 ft (11.3 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic324 (2015)
Projected traffic450 by 2035
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Four Mile House RD over Nine Mile Creek built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1982.

What condition is Four Mile House RD over Nine Mile 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 November 2024.

How much traffic does Four Mile House RD over Nine Mile Creek carry?

About 324 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Four Mile House RD over Nine Mile Creek?

The structure is 39 ft (11.9 m) long with a longest span of 37 ft (11.3 m) and a deck 24 ft wide.

Who owns Four Mile House RD over Nine Mile Creek?

It is owned by the County Highway Agency.