FM over Crooked Creek

Good

Ringgold County, Iowa · 069301301 · Structure no. 000000000297261

Built: 2001; 24 years old
Condition: Good; inspected December 2022
Type: Slab; Concrete Continuous
Length: 91 ft; 3 main spans
Daily traffic: 120; 2022 count
Owner: County; County Highway Agency

About this bridge

FM over Crooked Creek is a concrete continuous slab carrying FM over Crooked Creek in Ringgold County, Iowa. It was built in 2001, so it is 24 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 120 vehicles a day, projected to reach 120 by 2043. The structure is 91 ft (27.7 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesFM

CrossesCrooked Creek

Location069301301

RouteCounty Highway 0

CountyRinggold County

StateIowa

Coordinates40.78306, -94.25774

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.

Component	Rating	Meaning
Deck	8 Very Good	No problems noted.
Superstructure	8 Very Good	No problems noted.
Substructure	8 Very Good	No problems noted.
Channel and channel protection	7 Good	Some minor problems.

Last inspectionDecember 2022

Inspection intervalevery 48 months

Operating statusOpen, no restriction

ScourFoundations stable; scour above top of footing

Structural evaluation8: Equal to present desirable criteria

Deck geometry6: Equal to present minimum criteria

Waterway adequacy8: Equal to present desirable criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating83.7 US tons

Inventory rating50 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadHS 20

Structure length91 ft (27.7 m)

Longest span35 ft (10.7 m)

Deck width33 ft (10.1 m)

Roadway width31 ft (9.3 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2022)

Projected traffic120 by 2043

Trucks0%

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 proposedOther structural work, including hydraulic replacements

Estimated improvement cost—

NavigationNo navigation control on waterway

Frequently asked questions

When was FM over Crooked Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is FM over Crooked Creek 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 December 2022.

How much traffic does FM over Crooked Creek carry?

About 120 vehicles per day (2022 count).

How long is FM over Crooked Creek?

The structure is 91 ft (27.7 m) long with a longest span of 35 ft (10.7 m) and a deck 33 ft wide.

Who owns FM over Crooked Creek?

It is owned by the County Highway Agency.