US Bridges

Ia 60 SB over Ia 9

Good

Osceola County, Iowa · At Jct. Iowa 9 · Structure no. 000000000609620

Built
2006
19 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
203 ft
3 main spans
Daily traffic
1,605
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 60 SB over Ia 9 is a prestressed concrete stringer/multi-beam or girder carrying Ia 60 SB over Ia 9 in Osceola County, Iowa. It was built in 2006, so it is 19 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 1,605 vehicles a day, roughly 36% of them trucks, projected to reach 1,605 by 2044. The structure is 203 ft (61.9 m) long and 42 ft wide.

CarriesIa 60 SB
CrossesIa 9
LocationAt Jct. Iowa 9
RouteState Highway 60
StateIowa
Coordinates43.43294, -95.71373
Functional classRural Principal Arterial - Other

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.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.6 US tons
Inventory rating35.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length203 ft (61.9 m)
Longest span106 ft (32.3 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,605 (2022)
Projected traffic1,605 by 2044
Trucks36%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ia 60 SB over Ia 9 built?

It was built in 2006, making it 19 years old in 2025.

What condition is Ia 60 SB over Ia 9 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 60 SB over Ia 9 carry?

About 1,605 vehicles per day (2022 count), of which roughly 36% are trucks.

How long is Ia 60 SB over Ia 9?

The structure is 203 ft (61.9 m) long with a longest span of 106 ft (32.3 m) and a deck 42 ft wide.

Who owns Ia 60 SB over Ia 9?

It is owned by the State Highway Agency.