US Bridges

190th ST over Stream

Good

Mills County, Iowa · 072432902 · Structure no. 000000000246392

Built
2018
7 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete Continuous
Length
45 ft
3 main spans
Daily traffic
133
2021 count
Owner
County
County Highway Agency

About this bridge

190th ST over Stream is a concrete continuous culvert carrying 190th ST over Stream in Mills County, Iowa. It was built in 2018, so it is 7 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 133 vehicles a day, projected to reach 133 by 2043. The structure is 45 ft (13.6 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Carries190th ST
CrossesStream
Location072432902
RouteCounty Highway 0
StateIowa
Coordinates41.00426, -95.8236
Functional classRural Minor 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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating39.2 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHL 93
Structure length45 ft (13.6 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic133 (2021)
Projected traffic133 by 2043
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 190th ST over Stream built?

It was built in 2018, making it 7 years old in 2025.

What condition is 190th ST 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 March 2023.

How much traffic does 190th ST over Stream carry?

About 133 vehicles per day (2021 count).

How long is 190th ST over Stream?

The structure is 45 ft (13.6 m) long with a longest span of 14 ft (4.3 m).

Who owns 190th ST over Stream?

It is owned by the County Highway Agency.