US Bridges

Ia 281 over Crane Creek

Good

Black Hawk County, Iowa · 0.3 Mi. N of Jct. SR C66 · Structure no. 000000000004271

Built
2006
19 years old
Condition
Good
inspected November 2024
Type
Slab
Concrete Continuous
Length
214 ft
5 main spans
Daily traffic
1,990
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 281 over Crane Creek is a concrete continuous slab carrying Ia 281 over Crane Creek in Black Hawk 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 1,990 vehicles a day, roughly 14% of them trucks, projected to reach 1,990 by 2044. The structure is 214 ft (65.2 m) long and 43 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesIa 281
CrossesCrane Creek
Location0.3 Mi. N of Jct. SR C66
RouteState Highway 281
StateIowa
Coordinates42.57281, -92.16075
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94.5 US tons
Inventory rating56.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length214 ft (65.2 m)
Longest span47 ft (14.3 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,990 (2022)
Projected traffic1,990 by 2044
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ia 281 over Crane Creek built?

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

What condition is Ia 281 over Crane 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 November 2024.

How much traffic does Ia 281 over Crane Creek carry?

About 1,990 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is Ia 281 over Crane Creek?

The structure is 214 ft (65.2 m) long with a longest span of 47 ft (14.3 m) and a deck 43 ft wide.

Who owns Ia 281 over Crane Creek?

It is owned by the State Highway Agency.