US Bridges

150th Ave over Stream

Good

Clay County, Iowa · 096382402 · Structure no. 000000000117121

Built
2000
25 years old
Condition
Good
inspected December 2022
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
62
2022 count
Owner
County
County Highway Agency

About this bridge

150th Ave over Stream is a concrete continuous culvert carrying 150th Ave over Stream in Clay County, Iowa. It was built in 2000, so it is 25 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 62 vehicles a day, projected to reach 62 by 2043. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 5 mi (8 km).

Carries150th Ave
CrossesStream
Location096382402
RouteCounty Highway 0
StateIowa
Coordinates43.11516, -95.2892
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionDecember 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 rating62.3 US tons
Inventory rating37.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic62 (2022)
Projected traffic62 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 150th Ave over Stream built?

It was built in 2000, making it 25 years old in 2025.

What condition is 150th Ave over Stream 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 150th Ave over Stream carry?

About 62 vehicles per day (2022 count).

How long is 150th Ave over Stream?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns 150th Ave over Stream?

It is owned by the County Highway Agency.