Olive Ave over Polly Creek

Good

Osceola County, Iowa · Olive Ave Ov Polly Creek · Structure no. 000000000263451

Built: 2022; 3 years old
Condition: Good; inspected November 2024
Type: Slab; Concrete Continuous
Length: 90 ft; 3 main spans
Daily traffic: 153; 2022 count
Owner: County; County Highway Agency

About this bridge

Olive Ave over Polly Creek is a concrete continuous slab carrying Olive Ave over Polly Creek in Osceola County, Iowa. It was built in 2022, so it is 3 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 153 vehicles a day, projected to reach 153 by 2044. The structure is 90 ft (27.4 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesOlive Ave

CrossesPolly Creek

LocationOlive Ave Ov Polly Creek

RouteCounty Highway 0

CountyOsceola County

StateIowa

Coordinates43.40056, -95.76168

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.

Component	Rating	Meaning
Deck	8 Very Good	No problems noted.
Superstructure	8 Very Good	No problems noted.
Substructure	8 Very Good	No problems noted.
Channel and channel protection	8 Very Good	No problems noted.

Last inspectionNovember 2024

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourFoundations stable; scour within limits of footing or piles

Structural evaluation8: Equal to present desirable criteria

Deck geometry6: Equal to present minimum criteria

Waterway adequacy9: Superior to present desirable criteria

Approach roadway alignment6: Equal to present minimum criteria

Operating rating55.7 US tons

Inventory rating42.9 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadHL 93

Structure length90 ft (27.4 m)

Longest span35 ft (10.7 m)

Deck width33 ft (10.1 m)

Roadway width31 ft (9.3 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic153 (2022)

Projected traffic153 by 2044

Trucks0%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed1.2 mi (2 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 Olive Ave over Polly Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is Olive Ave over Polly Creek 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 2024.

How much traffic does Olive Ave over Polly Creek carry?

About 153 vehicles per day (2022 count).

How long is Olive Ave over Polly Creek?

The structure is 90 ft (27.4 m) long with a longest span of 35 ft (10.7 m) and a deck 33 ft wide.

Who owns Olive Ave over Polly Creek?

It is owned by the County Highway Agency.