US Bridges

Clear Creek RD over N Fork Little Maquket

Good

Dubuque County, Iowa · Clear Creek RD · Structure no. 000000000148321

Built
2016
9 years old
Condition
Good
inspected August 2022
Type
Slab
Concrete Continuous
Length
133 ft
3 main spans
Daily traffic
88
2022 count
Owner
County
County Highway Agency

About this bridge

Clear Creek RD over N Fork Little Maquket is a concrete continuous slab carrying Clear Creek RD over N Fork Little Maquket in Dubuque County, Iowa. It was built in 2016, so it is 9 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 88 vehicles a day, roughly 10% of them trucks, projected to reach 88 by 2043. The structure is 133 ft (40.5 m) long and 33 ft wide.

CarriesClear Creek RD
CrossesN Fork Little Maquket
LocationClear Creek RD
RouteCounty Highway 0
StateIowa
Coordinates42.59165, -91.05471
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior 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 length133 ft (40.5 m)
Longest span51 ft (15.5 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic88 (2022)
Projected traffic88 by 2043
Trucks10%
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 Clear Creek RD over N Fork Little Maquket built?

It was built in 2016, making it 9 years old in 2025.

What condition is Clear Creek RD over N Fork Little Maquket 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 August 2022.

How much traffic does Clear Creek RD over N Fork Little Maquket carry?

About 88 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Clear Creek RD over N Fork Little Maquket?

The structure is 133 ft (40.5 m) long with a longest span of 51 ft (15.5 m) and a deck 33 ft wide.

Who owns Clear Creek RD over N Fork Little Maquket?

It is owned by the County Highway Agency.