US Bridges

N Cascade Connectr over US 52

Good

Dubuque County, Iowa · N Cascade Connectr · Structure no. 000000000701045

Built
2018
7 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
245 ft
2 main spans
Daily traffic
432
2022 count
Owner
State
State Highway Agency

About this bridge

N Cascade Connectr over US 52 is a prestressed concrete stringer/multi-beam or girder carrying N Cascade Connectr over US 52 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 432 vehicles a day, roughly 8% of them trucks, projected to reach 432 by 2044. The structure is 245 ft (74.7 m) long and 66 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesN Cascade Connectr
CrossesUS 52
LocationN Cascade Connectr
RouteCounty Highway 0
StateIowa
Coordinates42.46676, -90.73846
Functional classUrban 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.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length245 ft (74.7 m)
Longest span126 ft (38.4 m)
Deck width66 ft (20.2 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic432 (2022)
Projected traffic432 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 N Cascade Connectr over US 52 built?

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

What condition is N Cascade Connectr over US 52 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 September 2024.

How much traffic does N Cascade Connectr over US 52 carry?

About 432 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is N Cascade Connectr over US 52?

The structure is 245 ft (74.7 m) long with a longest span of 126 ft (38.4 m) and a deck 66 ft wide.

Who owns N Cascade Connectr over US 52?

It is owned by the State Highway Agency.