US Bridges

FM over Ocheyedan River

Fair

Osceola County, Iowa · 099403602 · Structure no. 000000000263230

Built
1969
56 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
152 ft
3 main spans
Daily traffic
578
2022 count
Owner
County
County Highway Agency

About this bridge

FM over Ocheyedan River is a steel continuous stringer/multi-beam or girder carrying FM over Ocheyedan River in Osceola County, Iowa. It was built in 1969, so it is 56 years old, older than the Iowa average of 45.5 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 578 vehicles a day, projected to reach 578 by 2044. The structure is 152 ft (46.3 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesFM
CrossesOcheyedan River
Location099403602
RouteCounty Highway 0
CountyOsceola County
StateIowa
Coordinates43.34782, -95.52512
Functional classRural Major 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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43 US tons
Inventory rating29 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length152 ft (46.3 m)
Longest span58 ft (17.7 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic578 (2022)
Projected traffic578 by 2044
Trucks0%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM over Ocheyedan River built?

It was built in 1969, making it 56 years old in 2025.

What condition is FM over Ocheyedan River 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 FM over Ocheyedan River carry?

About 578 vehicles per day (2022 count).

How long is FM over Ocheyedan River?

The structure is 152 ft (46.3 m) long with a longest span of 58 ft (17.7 m) and a deck 30 ft wide.

Who owns FM over Ocheyedan River?

It is owned by the County Highway Agency.