US Bridges

FM over Rush Lake Outlet

Good

Osceola County, Iowa · 099401106 · Structure no. 000000000263041

Built
1984
41 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
1,037
2022 count
Owner
County
County Highway Agency

About this bridge

FM over Rush Lake Outlet is a concrete continuous culvert carrying FM over Rush Lake Outlet in Osceola County, Iowa. It was built in 1984, so it is 41 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 1,037 vehicles a day, projected to reach 1,037 by 2044. The structure is 26 ft (7.9 m) long.

CarriesFM
CrossesRush Lake Outlet
Location099401106
RouteCounty Highway 0
StateIowa
Coordinates43.40335, -95.53475
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.6 US tons
Inventory rating35.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,037 (2022)
Projected traffic1,037 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Rush Lake Outlet built?

It was built in 1984, making it 41 years old in 2025.

What condition is FM over Rush Lake Outlet 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 FM over Rush Lake Outlet carry?

About 1,037 vehicles per day (2022 count).

How long is FM over Rush Lake Outlet?

The structure is 26 ft (7.9 m) long with a longest span of 10 ft (3 m).

Who owns FM over Rush Lake Outlet?

It is owned by the County Highway Agency.