US Bridges

Ia 9 over Wharam Creek

Good

Worth County, Iowa · 5.6 Mi. W of Jct. U.S. 65 · Structure no. 000000000054041

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

About this bridge

Ia 9 over Wharam Creek is a concrete continuous culvert carrying Ia 9 over Wharam 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 33 ft (10.1 m) long and 81 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIa 9
CrossesWharam Creek
Location5.6 Mi. W of Jct. U.S. 65
RouteState Highway 9
StateIowa
Coordinates43.28438, -93.32194
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.9 US tons
Inventory rating31.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span10 ft (3 m)
Deck width81 ft (24.7 m)
Roadway width79 ft (24.1 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 closed1.2 mi (2 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 Wharam Creek built?

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

What condition is Ia 9 over Wharam 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 August 2024.

How much traffic does Ia 9 over Wharam Creek carry?

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

How long is Ia 9 over Wharam Creek?

The structure is 33 ft (10.1 m) long with a longest span of 10 ft (3 m) and a deck 81 ft wide.

Who owns Ia 9 over Wharam Creek?

It is owned by the State Highway Agency.