Ia 22 over Moore Creek

Fair

Scott County, Iowa · 3.4 Mi. W of Jct. I-280 · Structure no. 000000000047165

Built: 1972; 53 years old
Condition: Fair; inspected August 2024
Type: Slab; Concrete Continuous
Length: 73 ft; 3 main spans
Daily traffic: 3,830; 2022 count
Owner: State; State Highway Agency

About this bridge

Ia 22 over Moore Creek is a concrete continuous slab carrying Ia 22 over Moore Creek in Scott County, Iowa. It was built in 1972, so it is 53 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 3,830 vehicles a day, roughly 15% of them trucks, projected to reach 3,830 by 2044. The structure is 73 ft (22.3 m) long and 59 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps

CarriesIa 22

CrossesMoore Creek

Location3.4 Mi. W of Jct. I-280

RouteState Highway 22

CountyScott County

StateIowa

Coordinates41.46179, -90.69126

Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

Component	Rating	Meaning
Deck	6 Satisfactory	Structural elements show some minor deterioration.
Superstructure	6 Satisfactory	Structural elements show some minor deterioration.
Substructure	7 Good	Some minor problems.
Channel and channel protection	7 Good	Some minor problems.

Last inspectionAugust 2024

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourFoundations stable; scour above top of footing

Structural evaluation6: Equal to present minimum criteria

Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is

Waterway adequacy6: Equal to present minimum criteria

Approach roadway alignment7: Better than present minimum criteria

Operating rating67.9 US tons

Inventory rating40.8 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadHS 20

Structure length73 ft (22.3 m)

Longest span27 ft (8.2 m)

Deck width59 ft (18.1 m)

Roadway width56 ft (17.1 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,830 (2022)

Projected traffic3,830 by 2044

Trucks15%

Lanes on structure4

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 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 22 over Moore Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is Ia 22 over Moore Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Ia 22 over Moore Creek carry?

About 3,830 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is Ia 22 over Moore Creek?

The structure is 73 ft (22.3 m) long with a longest span of 27 ft (8.2 m) and a deck 59 ft wide.

Who owns Ia 22 over Moore Creek?

It is owned by the State Highway Agency.