Local over Hickory Creek

Good

Dubuque County, Iowa · 089021503 · Structure no. 000000000147621

Built: 1984; 41 years old
Condition: Good; inspected June 2023
Type: Slab; Concrete Continuous
Length: 90 ft; 3 main spans
Daily traffic: 59; 2022 count
Owner: County; County Highway Agency

About this bridge

Local over Hickory Creek is a concrete continuous slab carrying Local over Hickory Creek in Dubuque County, Iowa. It was built in 1984, so it is 41 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 59 vehicles a day, projected to reach 59 by 2043. The structure is 90 ft (27.4 m) long and 33 ft wide.

Location

Open in Google Maps

CarriesLocal

CrossesHickory Creek

Location089021503

RouteCounty Highway 0

CountyDubuque County

StateIowa

Coordinates42.52074, -91.06141

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

Last inspectionJune 2023

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourCountermeasures installed to correct a previously existing problem

Structural evaluation7: Better than present minimum criteria

Deck geometry7: Better than present minimum criteria

Waterway adequacy8: Equal to present desirable criteria

Approach roadway alignment7: Better than present minimum criteria

Operating rating58.1 US tons

Inventory rating35.1 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadH 20

Structure length90 ft (27.4 m)

Longest span34 ft (10.4 m)

Deck width33 ft (10 m)

Roadway width30 ft (9.1 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic59 (2022)

Projected traffic59 by 2043

Trucks0%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed—

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 Local over Hickory Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is Local over Hickory 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 June 2023.

How much traffic does Local over Hickory Creek carry?

About 59 vehicles per day (2022 count).

How long is Local over Hickory Creek?

The structure is 90 ft (27.4 m) long with a longest span of 34 ft (10.4 m) and a deck 33 ft wide.

Who owns Local over Hickory Creek?

It is owned by the County Highway Agency.