US Bridges

205 Th/Imperial over Stream

Fair

Greene County, Iowa · 084312803 · Structure no. 000000000162750

Built
1958
67 years old
Condition
Fair
inspected May 2024
Type
Culvert
Steel
Length
38 ft
2 main spans
Daily traffic
51
2022 count
Owner
County
County Highway Agency

About this bridge

205 Th/Imperial over Stream is a steel culvert carrying 205 Th/Imperial over Stream in Greene County, Iowa. It was built in 1958, so it is 67 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 51 vehicles a day, projected to reach 51 by 2043. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
Carries205 Th/Imperial
CrossesStream
Location084312803
RouteCounty Highway 0
CountyGreene County
StateIowa
Coordinates42.05552, -94.47179
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 inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: 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 rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadH 20
Structure length38 ft (11.6 m)
Longest span15 ft (4.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic51 (2022)
Projected traffic51 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 205 Th/Imperial over Stream built?

It was built in 1958, making it 67 years old in 2025.

What condition is 205 Th/Imperial 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 May 2024.

How much traffic does 205 Th/Imperial over Stream carry?

About 51 vehicles per day (2022 count).

How long is 205 Th/Imperial over Stream?

The structure is 38 ft (11.6 m) long with a longest span of 15 ft (4.6 m).

Who owns 205 Th/Imperial over Stream?

It is owned by the County Highway Agency.