US Bridges

Ia 281 over Stream

Good

Black Hawk County, Iowa · 1.0 Mi. S of Jct. SR C57 · Structure no. 000000000076061

Built
1995
30 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete Continuous
Length
23 ft
1 main span
Daily traffic
1,240
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 281 over Stream is a concrete continuous culvert carrying Ia 281 over Stream in Black Hawk County, Iowa. It was built in 1995, so it is 30 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 1,240 vehicles a day, roughly 23% of them trucks, projected to reach 1,240 by 2044. The structure is 23 ft (7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIa 281
CrossesStream
Location1.0 Mi. S of Jct. SR C57
RouteState Highway 281
StateIowa
Coordinates42.59848, -92.16069
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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.1 US tons
Inventory rating28.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length23 ft (7 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,240 (2022)
Projected traffic1,240 by 2044
Trucks23%
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 281 over Stream built?

It was built in 1995, making it 30 years old in 2025.

What condition is Ia 281 over Stream 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 281 over Stream carry?

About 1,240 vehicles per day (2022 count), of which roughly 23% are trucks.

How long is Ia 281 over Stream?

The structure is 23 ft (7 m) long with a longest span of 16 ft (4.9 m).

Who owns Ia 281 over Stream?

It is owned by the State Highway Agency.