US Bridges

Ia 25 over Brushy Creek

Fair

Guthrie County, Iowa · 3.2 Mi. N of Ia 44 · Structure no. 000000000026121

Built
1980
45 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
221 ft
3 main spans
Daily traffic
1,400
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 25 over Brushy Creek is a prestressed concrete stringer/multi-beam or girder carrying Ia 25 over Brushy Creek in Guthrie County, Iowa. It was built in 1980, so it is 45 years old, younger 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 1,400 vehicles a day, roughly 13% of them trucks, projected to reach 1,400 by 2044. The structure is 221 ft (67.4 m) long and 39 ft wide. If it were closed, the detour would be 28 mi (45 km).

Location

Open in Google Maps
CarriesIa 25
CrossesBrushy Creek
Location3.2 Mi. N of Ia 44
RouteState Highway 25
CountyGuthrie County
StateIowa
Coordinates41.72391, -94.50234
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95.3 US tons
Inventory rating57.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length221 ft (67.4 m)
Longest span73 ft (22.3 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2022)
Projected traffic1,400 by 2044
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ia 25 over Brushy Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is Ia 25 over Brushy 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 October 2024.

How much traffic does Ia 25 over Brushy Creek carry?

About 1,400 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is Ia 25 over Brushy Creek?

The structure is 221 ft (67.4 m) long with a longest span of 73 ft (22.3 m) and a deck 39 ft wide.

Who owns Ia 25 over Brushy Creek?

It is owned by the State Highway Agency.