US Bridges

FM RD F32 over Lyons Creek

Good

Shelby County, Iowa · 080381904 · Structure no. 000000000361961

Built
2002
23 years old
Condition
Good
inspected April 2022
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
608
2022 count
Owner
County
County Highway Agency

About this bridge

FM RD F32 over Lyons Creek is a concrete culvert carrying FM RD F32 over Lyons Creek in Shelby County, Iowa. It was built in 2002, so it is 23 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 608 vehicles a day, roughly 4% of them trucks, projected to reach 608 by 2043. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFM RD F32
CrossesLyons Creek
Location080381904
RouteCounty Highway 0
StateIowa
Coordinates41.72503, -95.32526
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection9 ExcellentNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.5 US tons
Inventory rating76.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic608 (2022)
Projected traffic608 by 2043
Trucks4%
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM RD F32 over Lyons Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is FM RD F32 over Lyons 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 April 2022.

How much traffic does FM RD F32 over Lyons Creek carry?

About 608 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is FM RD F32 over Lyons Creek?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.7 m).

Who owns FM RD F32 over Lyons Creek?

It is owned by the County Highway Agency.