US Bridges

FM over Whiskey Creek

Fair

O'Brien County, Iowa · 094413201 · Structure no. 000000000259271

Built
1990
35 years old
Condition
Fair
inspected July 2023
Type
Culvert
Concrete
Length
35 ft
2 main spans
Daily traffic
159
2022 count
Owner
County
County Highway Agency

About this bridge

FM over Whiskey Creek is a concrete culvert carrying FM over Whiskey Creek in O'Brien County, Iowa. It was built in 1990, so it is 35 years old, younger 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 159 vehicles a day, roughly 26% of them trucks, projected to reach 159 by 2043. The structure is 35 ft (10.7 m) long.

CarriesFM
CrossesWhiskey Creek
Location094413201
RouteCounty Highway 0
StateIowa
Coordinates42.92431, -95.71963
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.1 US tons
Inventory rating42.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span17 ft (5.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic159 (2022)
Projected traffic159 by 2043
Trucks26%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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$60,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FM over Whiskey Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is FM over Whiskey 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 July 2023.

How much traffic does FM over Whiskey Creek carry?

About 159 vehicles per day (2022 count), of which roughly 26% are trucks.

How long is FM over Whiskey Creek?

The structure is 35 ft (10.7 m) long with a longest span of 17 ft (5.2 m).

Who owns FM over Whiskey Creek?

It is owned by the County Highway Agency.