260th Ave over Creek

Good

Scott County, Iowa · 080E52802 · Structure no. 000000000303721

Built: 2015; 10 years old
Condition: Good; inspected April 2023
Type: Slab; Concrete Continuous
Length: 92 ft; 3 main spans
Daily traffic: 100; 2022 count
Owner: County; County Highway Agency

About this bridge

260th Ave over Creek is a concrete continuous slab carrying 260th Ave over Creek in Scott County, Iowa. It was built in 2015, so it is 10 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 100 vehicles a day, projected to reach 100 by 2043. The structure is 92 ft (28 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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Carries260th Ave

CrossesCreek

Location080E52802

RouteCounty Highway 0

CountyScott County

StateIowa

Coordinates41.7111, -90.39351

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	7 Good	Some minor problems.

Last inspectionApril 2023

Inspection intervalevery 48 months

Operating statusOpen, no restriction

ScourFoundations stable; scour above top of footing

Structural evaluation8: Equal to present desirable criteria

Deck geometry7: Better than present minimum criteria

Waterway adequacy8: Equal to present desirable criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating46.4 US tons

Inventory rating35.7 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadHL 93

Structure length92 ft (28 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 traffic100 (2022)

Projected traffic100 by 2043

Trucks0%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed3.7 mi (6 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 proposedOther structural work, including hydraulic replacements

Estimated improvement cost—

NavigationNo navigation control on waterway

Frequently asked questions

When was 260th Ave over Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is 260th Ave over 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 April 2023.

How much traffic does 260th Ave over Creek carry?

About 100 vehicles per day (2022 count).

How long is 260th Ave over Creek?

The structure is 92 ft (28 m) long with a longest span of 35 ft (10.7 m) and a deck 33 ft wide.

Who owns 260th Ave over Creek?

It is owned by the County Highway Agency.