US Bridges

G26 190th ST over Small Stream

Good

Washington County, Iowa · 76092301 · Structure no. 000000000337311

Built
2015
10 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete Continuous
Length
38 ft
3 main spans
Daily traffic
640
2022 count
Owner
County
County Highway Agency

About this bridge

G26 190th ST over Small Stream is a concrete continuous culvert carrying G26 190th ST over Small Stream in Washington County, Iowa. It was built in 2015, so it is 10 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 640 vehicles a day, roughly 16% of them trucks, projected to reach 640 by 2043. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 18 mi (29 km).

Location

Open in Google Maps
CarriesG26 190th ST
CrossesSmall Stream
Location76092301
RouteCounty Highway 0
CountyWashington County
StateIowa
Coordinates41.38053, -91.8603
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 inspectionFebruary 2023
Inspection intervalevery 48 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 alignment7: Better than present minimum criteria
Operating rating91.4 US tons
Inventory rating70.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHL 93
Structure length38 ft (11.6 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 traffic640 (2022)
Projected traffic640 by 2043
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was G26 190th ST over Small Stream built?

It was built in 2015, making it 10 years old in 2025.

What condition is G26 190th ST over Small 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 February 2023.

How much traffic does G26 190th ST over Small Stream carry?

About 640 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is G26 190th ST over Small Stream?

The structure is 38 ft (11.6 m) long with a longest span of 12 ft (3.7 m).

Who owns G26 190th ST over Small Stream?

It is owned by the County Highway Agency.