US Bridges

SW Hazelwood Av over Stream

Fair

Johnson County, Iowa · 078070804 · Structure no. 000000000203440

Built
1966
59 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
72
2021 count
Owner
County
County Highway Agency

About this bridge

SW Hazelwood Av over Stream is a concrete continuous culvert carrying SW Hazelwood Av over Stream in Johnson County, Iowa. It was built in 1966, so it is 59 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 5 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 72 vehicles a day, projected to reach 72 by 2043. The structure is 23 ft (7 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSW Hazelwood Av
CrossesStream
Location078070804
RouteCounty Highway 0
StateIowa
Coordinates41.58245, -91.6949
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.4 US tons
Inventory rating38.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHL 93
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic72 (2021)
Projected traffic72 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 SW Hazelwood Av over Stream built?

It was built in 1966, making it 59 years old in 2025.

What condition is SW Hazelwood Av over Stream 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 April 2023.

How much traffic does SW Hazelwood Av over Stream carry?

About 72 vehicles per day (2021 count).

How long is SW Hazelwood Av over Stream?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).

Who owns SW Hazelwood Av over Stream?

It is owned by the County Highway Agency.