US Bridges

Ia 7 over North Raccoon River

Good

Buena Vista County, Iowa · 3.2 Mi. W of SR M54 · Structure no. 000000000016321

Built
2002
23 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
159 ft
3 main spans
Daily traffic
2,050
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 7 over North Raccoon River is a prestressed concrete stringer/multi-beam or girder carrying Ia 7 over North Raccoon River in Buena Vista County, Iowa. It was built in 2002, so it is 23 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 2,050 vehicles a day, roughly 19% of them trucks, projected to reach 2,050 by 2044. The structure is 159 ft (48.5 m) long and 43 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesIa 7
CrossesNorth Raccoon River
Location3.2 Mi. W of SR M54
RouteState Highway 7
StateIowa
Coordinates42.60463, -95.04583
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating41.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length159 ft (48.5 m)
Longest span52 ft (15.9 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,050 (2022)
Projected traffic2,050 by 2044
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ia 7 over North Raccoon River built?

It was built in 2002, making it 23 years old in 2025.

What condition is Ia 7 over North 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 June 2024.

How much traffic does Ia 7 over North Raccoon River carry?

About 2,050 vehicles per day (2022 count), of which roughly 19% are trucks.

How long is Ia 7 over North Raccoon River?

The structure is 159 ft (48.5 m) long with a longest span of 52 ft (15.9 m) and a deck 43 ft wide.

Who owns Ia 7 over North Raccoon River?

It is owned by the State Highway Agency.