US Bridges

English Mill RD over US 52

Good

Dubuque County, Iowa · 0.7 Mi. E. of US 20 · Structure no. 000000000700785

Built
2017
8 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
285 ft
2 main spans
Daily traffic
640
2022 count
Owner
State
State Highway Agency

About this bridge

English Mill RD over US 52 is a prestressed concrete stringer/multi-beam or girder carrying English Mill RD over US 52 in Dubuque County, Iowa. It was built in 2017, so it is 8 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 640 vehicles a day, roughly 13% of them trucks, projected to reach 640 by 2042. The structure is 285 ft (86.9 m) long and 58 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesEnglish Mill RD
CrossesUS 52
Location0.7 Mi. E. of US 20
RouteCounty Highway 0
CountyDubuque County
StateIowa
Coordinates42.46982, -90.75078
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal 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 spans2
Design loadHL 93
Structure length285 ft (86.9 m)
Longest span146 ft (44.5 m)
Deck width58 ft (17.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic640 (2022)
Projected traffic640 by 2042
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 English Mill RD over US 52 built?

It was built in 2017, making it 8 years old in 2025.

What condition is English Mill RD 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 January 2024.

How much traffic does English Mill RD over US 52 carry?

About 640 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is English Mill RD over US 52?

The structure is 285 ft (86.9 m) long with a longest span of 146 ft (44.5 m) and a deck 58 ft wide.

Who owns English Mill RD over US 52?

It is owned by the State Highway Agency.