US Bridges

Starling Ave over Willow Creek

Good

O'Brien County, Iowa · 094 40 16 02 10 · Structure no. 000000000258871

Built
2014
11 years old
Condition
Good
inspected June 2023
Type
Other
Steel
Length
68 ft
1 main span
Daily traffic
26
2022 count
Owner
County
County Highway Agency

About this bridge

Starling Ave over Willow Creek is a steel other carrying Starling Ave over Willow Creek in O'Brien County, Iowa. It was built in 2014, so it is 11 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 26 vehicles a day, projected to reach 26 by 2043. The structure is 68 ft (20.7 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesStarling Ave
CrossesWillow Creek
Location094 40 16 02 10
RouteCounty Highway 0
CountyO'Brien County
StateIowa
Coordinates42.95382, -95.58385
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
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 rating39.7 US tons
Inventory rating30.8 US tons

Structure

Structure typeOther
MaterialSteel
DeckOther
Main spans1
Design loadUnknown
Structure length68 ft (20.7 m)
Longest span66 ft (20.1 m)
Deck width26 ft (7.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26 (2022)
Projected traffic26 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$50,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Starling Ave over Willow Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is Starling Ave over Willow 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 June 2023.

How much traffic does Starling Ave over Willow Creek carry?

About 26 vehicles per day (2022 count).

How long is Starling Ave over Willow Creek?

The structure is 68 ft (20.7 m) long with a longest span of 66 ft (20.1 m) and a deck 26 ft wide.

Who owns Starling Ave over Willow Creek?

It is owned by the County Highway Agency.