US Bridges

Ia 150 over Alexander Creek

Fair

Fayette County, Iowa · 1.1 Mi. N of Jct. Ia 187 · Structure no. 000000000024740

Built
1959
66 years old, rebuilt 1969
Condition
Fair
inspected April 2024
Type
Culvert
Concrete Continuous
Length
32 ft
3 main spans
Daily traffic
2,660
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 150 over Alexander Creek is a concrete continuous culvert carrying Ia 150 over Alexander Creek in Fayette County, Iowa. It was built in 1959 and reconstructed in 1969, so it is 66 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 2,660 vehicles a day, roughly 14% of them trucks, projected to reach 2,660 by 2044. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 18 mi (29 km).

Location

Open in Google Maps
CarriesIa 150
CrossesAlexander Creek
Location1.1 Mi. N of Jct. Ia 187
RouteState Highway 150
CountyFayette County
StateIowa
Coordinates42.78997, -91.80489
Functional classRural Principal Arterial - Other

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 protection6 SatisfactoryStructural elements show some minor deterioration.
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.5 US tons
Inventory rating25 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length32 ft (9.8 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 traffic2,660 (2022)
Projected traffic2,660 by 2044
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 km)
TollOn a free road
National Highway SystemYes

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 150 over Alexander Creek built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1969.

What condition is Ia 150 over Alexander Creek 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 Ia 150 over Alexander Creek carry?

About 2,660 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is Ia 150 over Alexander Creek?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m).

Who owns Ia 150 over Alexander Creek?

It is owned by the State Highway Agency.