US Bridges

FM over White Breast Creek

Fair

Clarke County, Iowa · 072252006 · Structure no. 000000000114600

Built
1962
63 years old
Condition
Fair
inspected September 2023
Type
Slab
Concrete Continuous
Length
102 ft
3 main spans
Daily traffic
180
2022 count
Owner
County
County Highway Agency

About this bridge

FM over White Breast Creek is a concrete continuous slab carrying FM over White Breast Creek in Clarke County, Iowa. It was built in 1962, so it is 63 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 180 vehicles a day, roughly 2% of them trucks, projected to reach 180 by 2043. The structure is 102 ft (31.1 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesFM
CrossesWhite Breast Creek
Location072252006
RouteCounty Highway 0
StateIowa
Coordinates41.01741, -93.75519
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating55.1 US tons
Inventory rating33.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length102 ft (31.1 m)
Longest span39 ft (11.9 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic180 (2022)
Projected traffic180 by 2043
Trucks2%
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$30,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FM over White Breast Creek built?

It was built in 1962, making it 63 years old in 2025.

What condition is FM over White Breast Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does FM over White Breast Creek carry?

About 180 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is FM over White Breast Creek?

The structure is 102 ft (31.1 m) long with a longest span of 39 ft (11.9 m) and a deck 26 ft wide.

Who owns FM over White Breast Creek?

It is owned by the County Highway Agency.