US Bridges

576th Ave over Small Creek

Good

Jackson County, Iowa · .06 MI N of US 52 · Structure no. 000000000192871

Built
2022
3 years old
Condition
Good
inspected December 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
26
2022 count
Owner
County
County Highway Agency

About this bridge

576th Ave over Small Creek is a steel stringer/multi-beam or girder carrying 576th Ave over Small Creek in Jackson County, Iowa. It was built in 2022, so it is 3 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 2042. The structure is 30 ft (9.1 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
Carries576th Ave
CrossesSmall Creek
Location.06 MI N of US 52
RouteCounty Highway 0
CountyJackson County
StateIowa
Coordinates42.11733, -90.22756
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2022
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 rating73.2 US tons
Inventory rating56.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length30 ft (9.1 m)
Longest span29 ft (8.8 m)
Deck width27 ft (8.2 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26 (2022)
Projected traffic26 by 2042
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 576th Ave over Small Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is 576th Ave over Small 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 December 2022.

How much traffic does 576th Ave over Small Creek carry?

About 26 vehicles per day (2022 count).

How long is 576th Ave over Small Creek?

The structure is 30 ft (9.1 m) long with a longest span of 29 ft (8.8 m) and a deck 27 ft wide.

Who owns 576th Ave over Small Creek?

It is owned by the County Highway Agency.