US Bridges

V18 175th ST over Bear Creek

Good

Poweshiek County, Iowa · 080141404 · Structure no. 000000000046041

Built
2023
2 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
202 ft
3 main spans
Daily traffic
2,010
2022 count
Owner
County
County Highway Agency

About this bridge

V18 175th ST over Bear Creek is a prestressed concrete stringer/multi-beam or girder carrying V18 175th ST over Bear Creek in Poweshiek County, Iowa. It was built in 2023, so it is 2 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,010 vehicles a day, roughly 5% of them trucks, projected to reach 2,010 by 2043. The structure is 202 ft (61.6 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesV18 175th ST
CrossesBear Creek
Location080141404
RouteCounty Highway 0
StateIowa
Coordinates41.74366, -92.44541
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length202 ft (61.6 m)
Longest span106 ft (32.3 m)
Deck width46 ft (14 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,010 (2022)
Projected traffic2,010 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$30,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was V18 175th ST over Bear Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is V18 175th ST over Bear 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 December 2023.

How much traffic does V18 175th ST over Bear Creek carry?

About 2,010 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is V18 175th ST over Bear Creek?

The structure is 202 ft (61.6 m) long with a longest span of 106 ft (32.3 m) and a deck 46 ft wide.

Who owns V18 175th ST over Bear Creek?

It is owned by the County Highway Agency.