US Bridges

Grandview Ave over US 61 & 151

Fair

Dubuque County, Iowa · 1.2 Mi. S of Jct. U.S. 20 · Structure no. 000000000023950

Built
1957
68 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
73 ft
1 main span
Daily traffic
5,594
2022 count
Owner
State
State Highway Agency

About this bridge

Grandview Ave over US 61 & 151 is a steel stringer/multi-beam or girder carrying Grandview Ave over US 61 & 151 in Dubuque County, Iowa. It was built in 1957, so it is 68 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 5,594 vehicles a day, roughly 3% of them trucks, projected to reach 5,594 by 2043. The structure is 73 ft (22.3 m) long and 58 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesGrandview Ave
CrossesUS 61 & 151
Location1.2 Mi. S of Jct. U.S. 20
RouteCity Street 0
CountyDubuque County
StateIowa
Coordinates42.47801, -90.66794
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating36.4 US tons
Inventory rating21.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length73 ft (22.3 m)
Longest span70 ft (21.3 m)
Deck width58 ft (17.6 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,594 (2022)
Projected traffic5,594 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Grandview Ave over US 61 & 151 built?

It was built in 1957, making it 68 years old in 2025.

What condition is Grandview Ave over US 61 & 151 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2023.

How much traffic does Grandview Ave over US 61 & 151 carry?

About 5,594 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Grandview Ave over US 61 & 151?

The structure is 73 ft (22.3 m) long with a longest span of 70 ft (21.3 m) and a deck 58 ft wide.

Who owns Grandview Ave over US 61 & 151?

It is owned by the State Highway Agency.