US Bridges

US 61 & 151 SB over Catfish CR Ccp RR & RD

Good

Dubuque County, Iowa · 0.7 MI S of Grandview Av · Structure no. 000000000700160

Built
2014
11 years old
Condition
Good
inspected January 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
525 ft
5 main spans
Daily traffic
9,600
2022 count
Owner
State
State Highway Agency

About this bridge

US 61 & 151 SB over Catfish CR Ccp RR & RD is a prestressed concrete stringer/multi-beam or girder carrying US 61 & 151 SB over Catfish CR Ccp RR & RD in Dubuque County, Iowa. It was built in 2014, so it is 11 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 9,600 vehicles a day, roughly 14% of them trucks, projected to reach 9,600 by 2043. The structure is 525 ft (160.1 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS 61 & 151 SB
CrossesCatfish CR Ccp RR & RD
Location0.7 MI S of Grandview Av
RouteU.S. Route 61
CountyDubuque County
StateIowa
Coordinates42.46846, -90.66857
Functional classUrban Other Principal Arterial

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 protection9 ExcellentNo problems noted.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHL 93
Structure length525 ft (160.1 m)
Longest span117 ft (35.7 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,600 (2022)
Projected traffic9,600 by 2043
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway, waterway and railroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 61 & 151 SB over Catfish CR Ccp RR & RD built?

It was built in 2014, making it 11 years old in 2025.

What condition is US 61 & 151 SB over Catfish CR Ccp RR & RD 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 January 2023.

How much traffic does US 61 & 151 SB over Catfish CR Ccp RR & RD carry?

About 9,600 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is US 61 & 151 SB over Catfish CR Ccp RR & RD?

The structure is 525 ft (160.1 m) long with a longest span of 117 ft (35.7 m) and a deck 43 ft wide.

Who owns US 61 & 151 SB over Catfish CR Ccp RR & RD?

It is owned by the State Highway Agency.