US Bridges

Hales Mill RD over Creek

Good

Dubuque County, Iowa · 089E20705 · Structure no. 000000000147226

Built
2018
7 years old
Condition
Good
inspected November 2022
Type
Slab
Concrete Continuous
Length
103 ft
3 main spans
Daily traffic
1,375
2022 count
Owner
County
County Highway Agency

About this bridge

Hales Mill RD over Creek is a concrete continuous slab carrying Hales Mill RD over Creek in Dubuque County, Iowa. It was built in 2018, so it is 7 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 1,375 vehicles a day, projected to reach 1,375 by 2043. The structure is 103 ft (31.4 m) long and 33 ft wide.

CarriesHales Mill RD
CrossesCreek
Location089E20705
RouteCounty Highway 0
StateIowa
Coordinates42.5303, -90.76801
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating57.1 US tons
Inventory rating44.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length103 ft (31.4 m)
Longest span39 ft (11.9 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,375 (2022)
Projected traffic1,375 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 Hales Mill RD over Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is Hales Mill RD 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 November 2022.

How much traffic does Hales Mill RD over Creek carry?

About 1,375 vehicles per day (2022 count).

How long is Hales Mill RD over Creek?

The structure is 103 ft (31.4 m) long with a longest span of 39 ft (11.9 m) and a deck 33 ft wide.

Who owns Hales Mill RD over Creek?

It is owned by the County Highway Agency.