US Bridges

Partridge Ave over Stream

Good

Worth County, Iowa · North of 370th Street · Structure no. 000000000366685

Built
1978
47 years old
Condition
Good
inspected December 2023
Type
Culvert
Steel
Length
55 ft
6 main spans
Daily traffic
166
2022 count
Owner
County
County Highway Agency

About this bridge

Partridge Ave over Stream is a steel culvert carrying Partridge Ave over Stream in Worth County, Iowa. It was built in 1978, so it is 47 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 166 vehicles a day, projected to reach 166 by 2043. The structure is 55 ft (16.8 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesPartridge Ave
CrossesStream
LocationNorth of 370th Street
RouteCounty Highway 0
CountyWorth County
StateIowa
Coordinates43.30031, -93.20122
Functional classRural Local

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 protection9 ExcellentNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating24 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans6
Design loadUnknown
Structure length55 ft (16.8 m)
Longest span8 ft (2.4 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic166 (2022)
Projected traffic166 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Partridge Ave over Stream built?

It was built in 1978, making it 47 years old in 2025.

What condition is Partridge Ave over 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 December 2023.

How much traffic does Partridge Ave over Stream carry?

About 166 vehicles per day (2022 count).

How long is Partridge Ave over Stream?

The structure is 55 ft (16.8 m) long with a longest span of 8 ft (2.4 m) and a deck 30 ft wide.

Who owns Partridge Ave over Stream?

It is owned by the County Highway Agency.