US Bridges

Vaske RD over N Fork Maquoketa River

Good

Dubuque County, Iowa · 089020703 · Structure no. 000000000147532

Built
2018
7 years old
Condition
Good
inspected November 2022
Type
Slab
Concrete Continuous
Length
143 ft
3 main spans
Daily traffic
49
2022 count
Owner
County
County Highway Agency

About this bridge

Vaske RD over N Fork Maquoketa River is a concrete continuous slab carrying Vaske RD over N Fork Maquoketa River 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 49 vehicles a day, projected to reach 49 by 2043. The structure is 143 ft (43.6 m) long and 33 ft wide.

CarriesVaske RD
CrossesN Fork Maquoketa River
Location089020703
RouteCounty Highway 0
StateIowa
Coordinates42.53695, -91.13427
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.

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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.2 US tons
Inventory rating47.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length143 ft (43.6 m)
Longest span55 ft (16.8 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49 (2022)
Projected traffic49 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 Vaske RD over N Fork Maquoketa River built?

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

What condition is Vaske RD over N Fork 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 November 2022.

How much traffic does Vaske RD over N Fork Maquoketa River carry?

About 49 vehicles per day (2022 count).

How long is Vaske RD over N Fork Maquoketa River?

The structure is 143 ft (43.6 m) long with a longest span of 55 ft (16.8 m) and a deck 33 ft wide.

Who owns Vaske RD over N Fork Maquoketa River?

It is owned by the County Highway Agency.