FM over Stream

Good

Keokuk County, Iowa · 076122302 · Structure no. 000000000212161

Built: 2001; 24 years old
Condition: Good; inspected March 2022
Type: Slab; Concrete Continuous
Length: 116 ft; 3 main spans
Daily traffic: 680; 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 680 vehicles a day, roughly 10% of them trucks, projected to reach 680 by 2043. The structure is 116 ft (35.4 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesFM

CrossesStream

Location076122302

RouteCounty Highway 0

CountyKeokuk County

StateIowa

Coordinates41.37771, -92.21975

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.

Component	Rating	Meaning
Deck	7 Good	Some minor problems.
Superstructure	7 Good	Some minor problems.
Substructure	8 Very Good	No problems noted.
Channel and channel protection	6 Satisfactory	Structural elements show some minor deterioration.

Last inspectionMarch 2022

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 alignment7: Better than present minimum criteria

Operating rating91.9 US tons

Inventory rating55.1 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadHS 20

Structure length116 ft (35.4 m)

Longest span44 ft (13.4 m)

Deck width31 ft (9.4 m)

Roadway width31 ft (9.3 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic680 (2022)

Projected traffic680 by 2043

Trucks10%

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 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 2022.

How much traffic does FM over Stream carry?

About 680 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is FM over Stream?

The structure is 116 ft (35.4 m) long with a longest span of 44 ft (13.4 m) and a deck 31 ft wide.

Who owns FM over Stream?

It is owned by the County Highway Agency.