US Bridges

150th ST over Crains Creek

Good

Bremer County, Iowa · 093133501 · Structure no. 000000000080471

Built
2012
13 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
63 ft
3 main spans
Daily traffic
33
2022 count
Owner
County
County Highway Agency

About this bridge

150th ST over Crains Creek is a wood or timber stringer/multi-beam or girder carrying 150th ST over Crains Creek 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 63 ft (19.2 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries150th ST
CrossesCrains Creek
Location093133501
RouteCounty Highway 0
StateIowa
Coordinates42.83289, -92.35084
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 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating45.6 US tons
Inventory rating37 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadUnknown
Structure length63 ft (19.2 m)
Longest span21 ft (6.4 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 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 statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 150th ST over Crains Creek built?

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

What condition is 150th ST over Crains Creek 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 Crains Creek carry?

About 33 vehicles per day (2022 count).

How long is 150th ST over Crains Creek?

The structure is 63 ft (19.2 m) long with a longest span of 21 ft (6.4 m) and a deck 24 ft wide.

Who owns 150th ST over Crains Creek?

It is owned by the County Highway Agency.