US Bridges

FM over Broken Kettle Creek

Good

Plymouth County, Iowa · 9347330110 · Structure no. 000000000277461

Built
2010
15 years old
Condition
Good
inspected August 2023
Type
Slab
Concrete Continuous
Length
93 ft
3 main spans
Daily traffic
199
2022 count
Owner
County
County Highway Agency

About this bridge

FM over Broken Kettle Creek is a concrete continuous slab carrying FM over Broken Kettle Creek in Plymouth County, Iowa. It was built in 2010, so it is 15 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 199 vehicles a day, roughly 18% of them trucks, projected to reach 199 by 2043. The structure is 93 ft (28.3 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFM
CrossesBroken Kettle Creek
Location9347330110
RouteCounty Highway 0
StateIowa
Coordinates42.83663, -96.40251
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.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 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
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.9 US tons
Inventory rating43.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length93 ft (28.3 m)
Longest span35 ft (10.7 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic199 (2022)
Projected traffic199 by 2043
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost$720,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FM over Broken Kettle Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is FM over Broken Kettle 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 August 2023.

How much traffic does FM over Broken Kettle Creek carry?

About 199 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is FM over Broken Kettle Creek?

The structure is 93 ft (28.3 m) long with a longest span of 35 ft (10.7 m) and a deck 33 ft wide.

Who owns FM over Broken Kettle Creek?

It is owned by the County Highway Agency.