US Bridges

Ia 191 over Stream

Fair

Shelby County, Iowa · 2.0 Mi. N of Jct. SR F32 · Structure no. 000000000048100

Built
1941
84 years old, rebuilt 1957
Condition
Fair
inspected January 2023
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
790
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 191 over Stream is a concrete continuous culvert carrying Ia 191 over Stream in Shelby County, Iowa. It was built in 1941 and reconstructed in 1957, so it is 84 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 790 vehicles a day, roughly 29% of them trucks, projected to reach 790 by 2042. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesIa 191
CrossesStream
Location2.0 Mi. N of Jct. SR F32
RouteState Highway 191
CountyShelby County
StateIowa
Coordinates41.74554, -95.47567
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating27 US tons
Inventory rating20 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length21 ft (6.4 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 traffic790 (2022)
Projected traffic790 by 2042
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Ia 191 over Stream built?

It was built in 1941, making it 84 years old in 2025. It was reconstructed in 1957.

What condition is Ia 191 over Stream in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2023.

How much traffic does Ia 191 over Stream carry?

About 790 vehicles per day (2022 count), of which roughly 29% are trucks.

How long is Ia 191 over Stream?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns Ia 191 over Stream?

It is owned by the State Highway Agency.