US Bridges

K 30 Eagle Ave over Small Stream

Good

Sioux County, Iowa · 094462902 · Structure no. 000000000309101

Built
2019
6 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
638
2022 count
Owner
County
County Highway Agency

About this bridge

K 30 Eagle Ave over Small Stream is a concrete culvert carrying K 30 Eagle Ave over Small Stream in Sioux County, Iowa. It was built in 2019, so it is 6 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 638 vehicles a day, roughly 26% of them trucks, projected to reach 638 by 2043. The structure is 27 ft (8.3 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesK 30 Eagle Ave
CrossesSmall Stream
Location094462902
RouteCounty Highway 0
CountySioux County
StateIowa
Coordinates42.93114, -96.31267
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 inspectionNovember 2023
Inspection intervalevery 24 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 alignment8: Equal to present desirable criteria
Operating rating70.8 US tons
Inventory rating54.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length27 ft (8.3 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 traffic638 (2022)
Projected traffic638 by 2043
Trucks26%
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 K 30 Eagle Ave over Small Stream built?

It was built in 2019, making it 6 years old in 2025.

What condition is K 30 Eagle Ave 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 November 2023.

How much traffic does K 30 Eagle Ave over Small Stream carry?

About 638 vehicles per day (2022 count), of which roughly 26% are trucks.

How long is K 30 Eagle Ave over Small Stream?

The structure is 27 ft (8.3 m) long with a longest span of 12 ft (3.7 m).

Who owns K 30 Eagle Ave over Small Stream?

It is owned by the County Highway Agency.