US Bridges

250th ST over Little Ocheydan

Good

Osceola County, Iowa · 098393005 · Structure no. 000000000262461

Built
2006
19 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
142 ft
3 main spans
Daily traffic
279
2022 count
Owner
County
County Highway Agency

About this bridge

250th ST over Little Ocheydan is a prestressed concrete stringer/multi-beam or girder carrying 250th ST over Little Ocheydan in Osceola County, Iowa. It was built in 2006, so it is 19 years old, younger than the Iowa average of 45.5 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 279 vehicles a day, projected to reach 279 by 2044. The structure is 142 ft (43.3 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Carries250th ST
CrossesLittle Ocheydan
Location098393005
RouteCounty Highway 0
StateIowa
Coordinates43.28427, -95.48712
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 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 rating74.1 US tons
Inventory rating41.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length142 ft (43.3 m)
Longest span52 ft (15.9 m)
Deck width32 ft (9.9 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic279 (2022)
Projected traffic279 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 250th ST over Little Ocheydan built?

It was built in 2006, making it 19 years old in 2025.

What condition is 250th ST over Little Ocheydan 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 November 2024.

How much traffic does 250th ST over Little Ocheydan carry?

About 279 vehicles per day (2022 count).

How long is 250th ST over Little Ocheydan?

The structure is 142 ft (43.3 m) long with a longest span of 52 ft (15.9 m) and a deck 32 ft wide.

Who owns 250th ST over Little Ocheydan?

It is owned by the County Highway Agency.