US Bridges

Willow RD over Unnamed Creek

Good

Fayette County, Iowa · 092101704 · Structure no. 000000000150792

Built
2021
4 years old
Condition
Good
inspected October 2024
Type
Culvert
Steel
Length
27 ft
2 main spans
Daily traffic
11
2022 count
Owner
County
County Highway Agency

About this bridge

Willow RD over Unnamed Creek is a steel culvert carrying Willow RD over Unnamed Creek in Fayette County, Iowa. It was built in 2021, so it is 4 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 11 vehicles a day, projected to reach 11 by 2044. The structure is 27 ft (8.1 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWillow RD
CrossesUnnamed Creek
Location092101704
RouteCounty Highway 0
StateIowa
Coordinates42.77915, -92.05145
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length27 ft (8.1 m)
Longest span10 ft (3 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11 (2022)
Projected traffic11 by 2044
Trucks0%
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 Willow RD over Unnamed Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is Willow RD over Unnamed 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 October 2024.

How much traffic does Willow RD over Unnamed Creek carry?

About 11 vehicles per day (2022 count).

How long is Willow RD over Unnamed Creek?

The structure is 27 ft (8.1 m) long with a longest span of 10 ft (3 m) and a deck 24 ft wide.

Who owns Willow RD over Unnamed Creek?

It is owned by the County Highway Agency.