US Bridges

150th ST over L Wapsipinicon River

Good

Bremer County, Iowa · 093113501 · Structure no. 000000000080251

Built
2012
13 years old
Condition
Good
inspected April 2024
Type
Slab
Concrete Continuous
Length
223 ft
5 main spans
Daily traffic
33
2022 count
Owner
County
County Highway Agency

About this bridge

150th ST over L Wapsipinicon River is a concrete continuous slab carrying 150th ST over L Wapsipinicon River in Bremer County, Iowa. It was built in 2012, so it is 13 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 33 vehicles a day, projected to reach 33 by 2044. The structure is 223 ft (68 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries150th ST
CrossesL Wapsipinicon River
Location093113501
RouteCounty Highway 0
StateIowa
Coordinates42.83293, -92.1064
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.6 US tons
Inventory rating52.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length223 ft (68 m)
Longest span49 ft (14.9 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33 (2022)
Projected traffic33 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 150th ST over L Wapsipinicon River built?

It was built in 2012, making it 13 years old in 2025.

What condition is 150th ST over L Wapsipinicon River 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 150th ST over L Wapsipinicon River carry?

About 33 vehicles per day (2022 count).

How long is 150th ST over L Wapsipinicon River?

The structure is 223 ft (68 m) long with a longest span of 49 ft (14.9 m) and a deck 27 ft wide.

Who owns 150th ST over L Wapsipinicon River?

It is owned by the County Highway Agency.