US Bridges

S56 Thrush Ave over Cold Water Creek

Good

Cerro Gordo County, Iowa · 1.3 MI S B60 · Structure no. 000000000105151

Built
2016
9 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
40 ft
3 main spans
Daily traffic
344
2022 count
Owner
County
County Highway Agency

About this bridge

S56 Thrush Ave over Cold Water Creek is a concrete culvert carrying S56 Thrush Ave over Cold Water Creek in Cerro Gordo County, Iowa. It was built in 2016, so it is 9 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 344 vehicles a day, projected to reach 344 by 2044. The structure is 40 ft (12.1 m) long. If it were closed, the detour would be 26.1 mi (42 km).

CarriesS56 Thrush Ave
CrossesCold Water Creek
Location1.3 MI S B60
RouteCounty Highway 0
StateIowa
Coordinates42.96065, -93.12331
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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.8 US tons
Inventory rating54.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length40 ft (12.1 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 traffic344 (2022)
Projected traffic344 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.1 mi (42 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 S56 Thrush Ave over Cold Water Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is S56 Thrush Ave over Cold Water 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 March 2024.

How much traffic does S56 Thrush Ave over Cold Water Creek carry?

About 344 vehicles per day (2022 count).

How long is S56 Thrush Ave over Cold Water Creek?

The structure is 40 ft (12.1 m) long with a longest span of 12 ft (3.7 m).

Who owns S56 Thrush Ave over Cold Water Creek?

It is owned by the County Highway Agency.