US Bridges

Y17 Gun Club RD over Little Maquoketa River

Good

Dubuque County, Iowa · 089013506 · Structure no. 000000000147471

Built
2021
4 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete Continuous
Length
153 ft
3 main spans
Daily traffic
619
2021 count
Owner
County
County Highway Agency

About this bridge

Y17 Gun Club RD over Little Maquoketa River is a concrete continuous slab carrying Y17 Gun Club RD over Little Maquoketa River in Dubuque County, Iowa. It was built in 2021, so it is 4 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 619 vehicles a day, projected to reach 619 by 2043. The structure is 153 ft (46.6 m) long and 33 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesY17 Gun Club RD
CrossesLittle Maquoketa River
Location089013506
RouteCounty Highway 0
CountyDubuque County
StateIowa
Coordinates42.47354, -90.9284
Functional classRural Minor 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 protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.3 US tons
Inventory rating45.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length153 ft (46.6 m)
Longest span59 ft (18 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic619 (2021)
Projected traffic619 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Y17 Gun Club RD over Little Maquoketa River built?

It was built in 2021, making it 4 years old in 2025.

What condition is Y17 Gun Club RD over Little Maquoketa River 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 May 2023.

How much traffic does Y17 Gun Club RD over Little Maquoketa River carry?

About 619 vehicles per day (2021 count).

How long is Y17 Gun Club RD over Little Maquoketa River?

The structure is 153 ft (46.6 m) long with a longest span of 59 ft (18 m) and a deck 33 ft wide.

Who owns Y17 Gun Club RD over Little Maquoketa River?

It is owned by the County Highway Agency.