US Bridges

FM over Flood Creek

Fair

Floyd County, Iowa · 096181104 · Structure no. 000000000155600

Built
1969
56 years old
Condition
Fair
inspected March 2023
Type
Slab
Concrete Continuous
Length
77 ft
3 main spans
Daily traffic
39
2022 count
Owner
County
County Highway Agency

About this bridge

FM over Flood Creek is a concrete continuous slab carrying FM over Flood Creek in Floyd County, Iowa. It was built in 1969, so it is 56 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 39 vehicles a day, projected to reach 39 by 2043. The structure is 77 ft (23.5 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesFM
CrossesFlood Creek
Location096181104
RouteCounty Highway 0
StateIowa
Coordinates43.14665, -92.94508
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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating50.9 US tons
Inventory rating29.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length77 ft (23.5 m)
Longest span29 ft (8.8 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39 (2022)
Projected traffic39 by 2043
Trucks0%
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 Flood Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is FM over Flood 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 March 2023.

How much traffic does FM over Flood Creek carry?

About 39 vehicles per day (2022 count).

How long is FM over Flood Creek?

The structure is 77 ft (23.5 m) long with a longest span of 29 ft (8.8 m) and a deck 30 ft wide.

Who owns FM over Flood Creek?

It is owned by the County Highway Agency.