Local over Small Creek

Good

Winneshiek County, Iowa · 100090802 · Structure no. 000000000349491

Built: 1985; 40 years old
Condition: Good; inspected March 2024
Type: Slab; Concrete Continuous
Length: 100 ft; 3 main spans
Daily traffic: 49; 2022 count
Owner: County; County Highway Agency

About this bridge

Local over Small Creek is a concrete continuous slab carrying Local over Small Creek in Winneshiek County, Iowa. It was built in 1985, so it is 40 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 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 49 vehicles a day, projected to reach 49 by 2044. The structure is 100 ft (30.5 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesLocal

CrossesSmall Creek

Location100090802

RouteCounty Highway 0

CountyWinneshiek County

StateIowa

Coordinates43.4921, -91.9503

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	7 Good	Some minor problems.
Channel and channel protection	6 Satisfactory	Structural elements show some minor deterioration.

Last inspectionMarch 2024

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourFoundations stable; scour above top of footing

Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is

Deck geometry6: Equal to present minimum criteria

Waterway adequacy7: Better than present minimum criteria

Approach roadway alignment7: Better than present minimum criteria

Operating rating37.9 US tons

Inventory rating22.7 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadH 15

Structure length100 ft (30.5 m)

Longest span39 ft (11.9 m)

Deck width25 ft (7.6 m)

Roadway width24 ft (7.3 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49 (2022)

Projected traffic49 by 2044

Trucks0%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed3.1 mi (5 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 proposedRehabilitation because of general structure deterioration or inadequate strength

Estimated improvement cost—

NavigationNo navigation control on waterway

Frequently asked questions

When was Local over Small Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is Local over Small 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 March 2024.

How much traffic does Local over Small Creek carry?

About 49 vehicles per day (2022 count).

How long is Local over Small Creek?

The structure is 100 ft (30.5 m) long with a longest span of 39 ft (11.9 m) and a deck 25 ft wide.

Who owns Local over Small Creek?

It is owned by the County Highway Agency.