FM over Bays Branch Creek

Good

Guthrie County, Iowa · 080302203 · Structure no. 000000000168821

Built: 2008; 17 years old
Condition: Good; inspected November 2022
Type: Slab; Concrete Continuous
Length: 93 ft; 3 main spans
Daily traffic: 60; 2022 count
Owner: County; County Highway Agency

About this bridge

FM over Bays Branch Creek is a concrete continuous slab carrying FM over Bays Branch Creek in Guthrie County, Iowa. It was built in 2008, so it is 17 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 60 vehicles a day, projected to reach 60 by 2042. The structure is 93 ft (28.3 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesFM

CrossesBays Branch Creek

Location080302203

RouteCounty Highway 0

CountyGuthrie County

StateIowa

Coordinates41.73174, -94.31963

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	7 Good	Some minor problems.
Channel and channel protection	8 Very Good	No problems noted.

Last inspectionNovember 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 adequacy9: Superior to present desirable criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating73.6 US tons

Inventory rating44.1 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadHL 93

Structure length93 ft (28.3 m)

Longest span35 ft (10.7 m)

Deck width27 ft (8.3 m)

Roadway width25 ft (7.5 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2022)

Projected traffic60 by 2042

Trucks0%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed6.2 mi (10 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 Bays Branch Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is FM over Bays Branch 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 November 2022.

How much traffic does FM over Bays Branch Creek carry?

About 60 vehicles per day (2022 count).

How long is FM over Bays Branch Creek?

The structure is 93 ft (28.3 m) long with a longest span of 35 ft (10.7 m) and a deck 27 ft wide.

Who owns FM over Bays Branch Creek?

It is owned by the County Highway Agency.