US Bridges

Ia 44 over South Raccoon River

Good

Guthrie County, Iowa · 0.3 Mi. W of Ia 25 · Structure no. 000000000026191

Built
1977
48 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
163 ft
3 main spans
Daily traffic
1,880
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 44 over South Raccoon River is a prestressed concrete stringer/multi-beam or girder carrying Ia 44 over South Raccoon River in Guthrie County, Iowa. It was built in 1977, so it is 48 years old, older 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 1,880 vehicles a day, roughly 12% of them trucks, projected to reach 1,880 by 2044. The structure is 163 ft (49.7 m) long and 53 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesIa 44
CrossesSouth Raccoon River
Location0.3 Mi. W of Ia 25
RouteState Highway 44
StateIowa
Coordinates41.67586, -94.50988
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating79.7 US tons
Inventory rating31.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length163 ft (49.7 m)
Longest span65 ft (19.8 m)
Deck width53 ft (16.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,880 (2022)
Projected traffic1,880 by 2044
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed9.9 mi (16 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ia 44 over South Raccoon River built?

It was built in 1977, making it 48 years old in 2025.

What condition is Ia 44 over South Raccoon River 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 October 2024.

How much traffic does Ia 44 over South Raccoon River carry?

About 1,880 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is Ia 44 over South Raccoon River?

The structure is 163 ft (49.7 m) long with a longest span of 65 ft (19.8 m) and a deck 53 ft wide.

Who owns Ia 44 over South Raccoon River?

It is owned by the State Highway Agency.