US Bridges

Ia 9 over Spring Creek

Good

Worth County, Iowa · 1.9 Mi. W of US 65 · Structure no. 000000000054061

Built
1994
31 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
1,470
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 9 over Spring Creek is a concrete continuous culvert carrying Ia 9 over Spring Creek in Worth County, Iowa. It was built in 1994, so it is 31 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 1,470 vehicles a day, roughly 18% of them trucks, projected to reach 1,470 by 2044. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesIa 9
CrossesSpring Creek
Location1.9 Mi. W of US 65
RouteState Highway 9
StateIowa
Coordinates43.28416, -93.24805
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.4 US tons
Inventory rating23.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,470 (2022)
Projected traffic1,470 by 2044
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 9 over Spring Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is Ia 9 over Spring Creek 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 April 2024.

How much traffic does Ia 9 over Spring Creek carry?

About 1,470 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is Ia 9 over Spring Creek?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m).

Who owns Ia 9 over Spring Creek?

It is owned by the State Highway Agency.