US Bridges

150 TH over Stream

Fair

Greene County, Iowa · 085303101 · Structure no. 000000000163140

Built
1965
60 years old
Condition
Fair
inspected April 2024
Type
Culvert
Steel
Length
36 ft
3 main spans
Daily traffic
26
2022 count
Owner
County
County Highway Agency

About this bridge

150 TH over Stream is a steel culvert carrying 150 TH over Stream in Greene County, Iowa. It was built in 1965, so it is 60 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 26 vehicles a day, projected to reach 26 by 2043. The structure is 36 ft (11 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Carries150 TH
CrossesStream
Location085303101
RouteCounty Highway 0
StateIowa
Coordinates42.13722, -94.38366
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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadH 20
Structure length36 ft (11 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26 (2022)
Projected traffic26 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 150 TH over Stream built?

It was built in 1965, making it 60 years old in 2025.

What condition is 150 TH 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 2024.

How much traffic does 150 TH over Stream carry?

About 26 vehicles per day (2022 count).

How long is 150 TH over Stream?

The structure is 36 ft (11 m) long with a longest span of 12 ft (3.7 m).

Who owns 150 TH over Stream?

It is owned by the County Highway Agency.