US Bridges

US 34 over Crabapple Creek

Fair

Montgomery County, Iowa · 3.1 Mi. E of US 59 · Structure no. 000000000037510

Built
1964
61 years old
Condition
Fair
inspected December 2024
Type
Slab
Concrete Continuous
Length
123 ft
3 main spans
Daily traffic
4,030
2022 count
Owner
State
State Highway Agency

About this bridge

US 34 over Crabapple Creek is a concrete continuous slab carrying US 34 over Crabapple Creek in Montgomery County, Iowa. It was built in 1964, so it is 61 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 6 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 4,030 vehicles a day, roughly 20% of them trucks, projected to reach 4,030 by 2044. The structure is 123 ft (37.5 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 34
CrossesCrabapple Creek
Location3.1 Mi. E of US 59
RouteU.S. Route 34
StateIowa
Coordinates41.03083, -95.3423
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.7 US tons
Inventory rating35.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length123 ft (37.5 m)
Longest span47 ft (14.3 m)
Deck width36 ft (11 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,030 (2022)
Projected traffic4,030 by 2044
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 34 over Crabapple Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is US 34 over Crabapple Creek 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 December 2024.

How much traffic does US 34 over Crabapple Creek carry?

About 4,030 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is US 34 over Crabapple Creek?

The structure is 123 ft (37.5 m) long with a longest span of 47 ft (14.3 m) and a deck 36 ft wide.

Who owns US 34 over Crabapple Creek?

It is owned by the State Highway Agency.