US Bridges

US 52 over Dme RR

Good

Jackson County, Iowa · 2.6 Mi. N of Jct. Ia 62 · Structure no. 000000000030091

Built
1996
29 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
354 ft
3 main spans
Daily traffic
3,100
2022 count
Owner
State
State Highway Agency

About this bridge

US 52 over Dme RR is a steel continuous stringer/multi-beam or girder carrying US 52 over Dme RR in Jackson County, Iowa. It was built in 1996, so it is 29 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 3,100 vehicles a day, roughly 9% of them trucks, projected to reach 3,100 by 2042. The structure is 354 ft (107.9 m) long and 43 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesUS 52
CrossesDme RR
Location2.6 Mi. N of Jct. Ia 62
RouteU.S. Route 52
StateIowa
Coordinates42.2935, -90.43924
Functional classRural Minor Arterial

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.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating66.6 US tons
Inventory rating40.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length354 ft (107.9 m)
Longest span136 ft (41.5 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,100 (2022)
Projected traffic3,100 by 2042
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed19.9 mi (32 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 US 52 over Dme RR built?

It was built in 1996, making it 29 years old in 2025.

What condition is US 52 over Dme RR 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 March 2023.

How much traffic does US 52 over Dme RR carry?

About 3,100 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is US 52 over Dme RR?

The structure is 354 ft (107.9 m) long with a longest span of 136 ft (41.5 m) and a deck 43 ft wide.

Who owns US 52 over Dme RR?

It is owned by the State Highway Agency.