US Bridges

FM 160th ST over Creek

Fair

Union County, Iowa · 072300503 · Structure no. 000000000325860

Built
1952
73 years old
Condition
Fair
inspected October 2022
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
150
2022 count
Owner
County
County Highway Agency

About this bridge

FM 160th ST over Creek is a concrete continuous culvert carrying FM 160th ST over Creek in Union County, Iowa. It was built in 1952, so it is 73 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 150 vehicles a day, roughly 19% of them trucks, projected to reach 150 by 2043. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFM 160th ST
CrossesCreek
Location072300503
RouteCounty Highway 0
StateIowa
Coordinates41.07091, -94.3257
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 inspectionOctober 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating70.8 US tons
Inventory rating42.4 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2022)
Projected traffic150 by 2043
Trucks19%
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 160th ST over Creek built?

It was built in 1952, making it 73 years old in 2025.

What condition is FM 160th ST over 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 October 2022.

How much traffic does FM 160th ST over Creek carry?

About 150 vehicles per day (2022 count), of which roughly 19% are trucks.

How long is FM 160th ST over Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns FM 160th ST over Creek?

It is owned by the County Highway Agency.