US Bridges

FM SE Sioux Ave over Stream

Fair

Johnson County, Iowa · 077053004 · Structure no. 000000000202800

Built
1969
56 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
110
2021 count
Owner
County
County Highway Agency

About this bridge

FM SE Sioux Ave over Stream is a concrete continuous culvert carrying FM SE Sioux Ave over Stream in Johnson County, Iowa. It was built in 1969, so it is 56 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 110 vehicles a day, roughly 7% of them trucks, projected to reach 110 by 2043. The structure is 23 ft (7 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesFM SE Sioux Ave
CrossesStream
Location077053004
RouteCounty Highway 0
CountyJohnson County
StateIowa
Coordinates41.44611, -91.47449
Functional classRural Minor Collector

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHL 93
Structure length23 ft (7 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2021)
Projected traffic110 by 2043
Trucks7%
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 FM SE Sioux Ave over Stream built?

It was built in 1969, making it 56 years old in 2025.

What condition is FM SE Sioux Ave 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 April 2023.

How much traffic does FM SE Sioux Ave over Stream carry?

About 110 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is FM SE Sioux Ave over Stream?

The structure is 23 ft (7 m) long with a longest span of 16 ft (4.9 m).

Who owns FM SE Sioux Ave over Stream?

It is owned by the County Highway Agency.