110th Ave over Stony Creek

Good

Dickinson County, Iowa · 098380802 · Structure no. 000000000144911

Built: 2022; 3 years old
Condition: Good; inspected April 2023
Type: Slab; Concrete Continuous
Length: 141 ft; 3 main spans
Daily traffic: 35; 2021 count
Owner: County; County Highway Agency

About this bridge

110th Ave over Stony Creek is a concrete continuous slab carrying 110th Ave over Stony Creek in Dickinson 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 35 vehicles a day, projected to reach 35 by 2043. The structure is 141 ft (43 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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Carries110th Ave

CrossesStony Creek

Location098380802

RouteCounty Highway 0

CountyDickinson County

StateIowa

Coordinates43.31806, -95.36833

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	9 Excellent	No problems noted.
Superstructure	9 Excellent	No problems noted.
Substructure	9 Excellent	No problems noted.
Channel and channel protection	8 Very Good	No problems noted.

Last inspectionApril 2023

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourFoundations stable; scour within limits of footing or piles

Structural evaluation9: Superior 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 rating62.5 US tons

Inventory rating48.2 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadHL 93

Structure length141 ft (43 m)

Longest span55 ft (16.8 m)

Deck width33 ft (10.1 m)

Roadway width31 ft (9.3 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2021)

Projected traffic35 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 proposedOther structural work, including hydraulic replacements

Estimated improvement cost—

NavigationNo navigation control on waterway

Frequently asked questions

When was 110th Ave over Stony Creek built?

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

What condition is 110th Ave over Stony 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 110th Ave over Stony Creek carry?

About 35 vehicles per day (2021 count).

How long is 110th Ave over Stony Creek?

The structure is 141 ft (43 m) long with a longest span of 55 ft (16.8 m) and a deck 33 ft wide.

Who owns 110th Ave over Stony Creek?

It is owned by the County Highway Agency.