US Bridges

Lily Ave over Stream

Fair

Sioux County, Iowa · 094431002 · Structure no. 000000000364320

Built
2000
25 years old
Condition
Fair
inspected April 2023
Type
Culvert
Steel
Length
32 ft
2 main spans
Daily traffic
41
2021 count
Owner
County
County Highway Agency

About this bridge

Lily Ave over Stream is a steel culvert carrying Lily Ave over Stream in Sioux County, Iowa. It was built in 2000, so it is 25 years old, younger 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 5 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 41 vehicles a day, projected to reach 41 by 2043. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesLily Ave
CrossesStream
Location094431002
RouteCounty Highway 0
CountySioux County
StateIowa
Coordinates42.97608, -95.9188
Functional classRural Local

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 protection8 Very GoodNo problems noted.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length32 ft (9.8 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 traffic41 (2021)
Projected traffic41 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Lily Ave over Stream built?

It was built in 2000, making it 25 years old in 2025.

What condition is Lily 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 Lily Ave over Stream carry?

About 41 vehicles per day (2021 count).

How long is Lily Ave over Stream?

The structure is 32 ft (9.8 m) long with a longest span of 16 ft (4.9 m).

Who owns Lily Ave over Stream?

It is owned by the County Highway Agency.