US Bridges

US 34 WB over Mt Pleasant Ave

Good

Des Moines County, Iowa · 2.5 Mi. W of Jct. US 61 · Structure no. 000000000608075

Built
2001
24 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
225 ft
2 main spans
Daily traffic
4,500
2022 count
Owner
State
State Highway Agency

About this bridge

US 34 WB over Mt Pleasant Ave is a prestressed concrete stringer/multi-beam or girder carrying US 34 WB over Mt Pleasant Ave in Des Moines County, Iowa. It was built in 2001, so it is 24 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 4,500 vehicles a day, roughly 16% of them trucks, projected to reach 4,500 by 2043. The structure is 225 ft (68.6 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 34 WB
CrossesMt Pleasant Ave
Location2.5 Mi. W of Jct. US 61
RouteU.S. Route 34
StateIowa
Coordinates40.82608, -91.18924
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionNovember 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 alignment8: Equal to present desirable criteria
Operating rating95 US tons
Inventory rating36.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length225 ft (68.6 m)
Longest span121 ft (36.9 m)
Deck width52 ft (16 m)
Roadway width49 ft (14.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,500 (2022)
Projected traffic4,500 by 2043
Trucks16%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 34 WB over Mt Pleasant Ave built?

It was built in 2001, making it 24 years old in 2025.

What condition is US 34 WB over Mt Pleasant Ave 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 November 2023.

How much traffic does US 34 WB over Mt Pleasant Ave carry?

About 4,500 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is US 34 WB over Mt Pleasant Ave?

The structure is 225 ft (68.6 m) long with a longest span of 121 ft (36.9 m) and a deck 52 ft wide.

Who owns US 34 WB over Mt Pleasant Ave?

It is owned by the State Highway Agency.