US Bridges

US 6 over Bear Creek

Good

Poweshiek County, Iowa · 1.5 MI W of W Jct. SR V18 · Structure no. 000000000045751

Built
2008
17 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
176 ft
3 main spans
Daily traffic
2,080
2022 count
Owner
State
State Highway Agency

About this bridge

US 6 over Bear Creek is a prestressed concrete stringer/multi-beam or girder carrying US 6 over Bear Creek in Poweshiek County, Iowa. It was built in 2008, so it is 17 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,080 vehicles a day, roughly 13% of them trucks, projected to reach 2,080 by 2044. The structure is 176 ft (53.5 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 6
CrossesBear Creek
Location1.5 MI W of W Jct. SR V18
RouteU.S. Route 6
StateIowa
Coordinates41.74612, -92.4743
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82 US tons
Inventory rating49.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length176 ft (53.5 m)
Longest span60 ft (18.3 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,080 (2022)
Projected traffic2,080 by 2044
Trucks13%
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 6 over Bear Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is US 6 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 May 2024.

How much traffic does US 6 over Bear Creek carry?

About 2,080 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is US 6 over Bear Creek?

The structure is 176 ft (53.5 m) long with a longest span of 60 ft (18.3 m) and a deck 47 ft wide.

Who owns US 6 over Bear Creek?

It is owned by the State Highway Agency.