FM over Stream

Good

Keokuk County, Iowa · 075120902 · Structure no. 000000000210831

Built: 2001; 24 years old
Condition: Good; inspected March 2024
Type: Slab; Concrete Continuous
Length: 128 ft; 1 main span
Daily traffic: 70; 2022 count
Owner: County; County Highway Agency

About this bridge

FM over Stream is a concrete continuous slab carrying FM over Stream in Keokuk 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 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 70 vehicles a day, projected to reach 70 by 2044. The structure is 128 ft (39 m) long and 27 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesFM

CrossesStream

Location075120902

RouteCounty Highway 0

CountyKeokuk County

StateIowa

Coordinates41.31058, -92.25761

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	7 Good	Some minor problems.
Superstructure	7 Good	Some minor problems.
Substructure	7 Good	Some minor problems.
Channel and channel protection	7 Good	Some minor problems.

Last inspectionMarch 2024

Inspection intervalevery 48 months

Operating statusOpen, no restriction

ScourFoundations stable; scour within limits of footing or piles

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 rating97 US tons

Inventory rating58.1 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans1

Design loadHS 20

Structure length128 ft (39 m)

Longest span49 ft (14.9 m)

Deck width27 ft (8.3 m)

Roadway width25 ft (7.5 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2022)

Projected traffic70 by 2044

Trucks0%

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 proposedOther structural work, including hydraulic replacements

Estimated improvement cost$30,000 (2024 estimate)

NavigationNo navigation control on waterway

Frequently asked questions

When was FM over Stream built?

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

What condition is FM over Stream 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 March 2024.

How much traffic does FM over Stream carry?

About 70 vehicles per day (2022 count).

How long is FM over Stream?

The structure is 128 ft (39 m) long with a longest span of 49 ft (14.9 m) and a deck 27 ft wide.

Who owns FM over Stream?

It is owned by the County Highway Agency.