US Bridges

Ia 141 over Stream

Fair

Guthrie County, Iowa · 2.7 Mi. W of Co. Rd. N-70 · Structure no. 000000000026280

Built
1955
70 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
1,950
2023 count
Owner
State
State Highway Agency

About this bridge

Ia 141 over Stream is a concrete continuous culvert carrying Ia 141 over Stream in Guthrie County, Iowa. It was built in 1955, so it is 70 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 1,950 vehicles a day, roughly 17% of them trucks, projected to reach 1,950 by 2043. The structure is 23 ft (7 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesIa 141
CrossesStream
Location2.7 Mi. W of Co. Rd. N-70
RouteState Highway 141
CountyGuthrie County
StateIowa
Coordinates41.84869, -94.61439
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 2024
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 alignment8: Equal to present desirable criteria
Operating rating27 US tons
Inventory rating20 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length23 ft (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 traffic1,950 (2023)
Projected traffic1,950 by 2043
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 141 over Stream built?

It was built in 1955, making it 70 years old in 2025.

What condition is Ia 141 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 2024.

How much traffic does Ia 141 over Stream carry?

About 1,950 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is Ia 141 over Stream?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).

Who owns Ia 141 over Stream?

It is owned by the State Highway Agency.