US Bridges

FM over Brushy Creek

FairPosted for load

Guthrie County, Iowa · 080321404 · Structure no. 000000000169211

Built
1976
49 years old, rebuilt 2015
Condition
Fair
inspected November 2023
Type
Truss - Thru
Steel
Length
184 ft
3 main spans
Daily traffic
26
2022 count
Owner
County
County Highway Agency

About this bridge

FM over Brushy Creek is a steel truss - thru carrying FM over Brushy Creek in Guthrie County, Iowa. It was built in 1976 and reconstructed in 2015, so it is 49 years old, older 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for other load-capacity restriction.

It carries about 26 vehicles a day, projected to reach 26 by 2043. The structure is 184 ft (56.1 m) long and 20 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesFM
CrossesBrushy Creek
Location080321404
RouteCounty Highway 0
CountyGuthrie County
StateIowa
Coordinates41.744, -94.53665
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating23.6 US tons
Inventory rating14.1 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans3 (+2 approach)
Design loadUnknown
Structure length184 ft (56.1 m)
Longest span120 ft (36.6 m)
Deck width20 ft (6.2 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deck10 ft (3.1 m)

Traffic and service

Average daily traffic26 (2022)
Projected traffic26 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.7 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FM over Brushy Creek built?

It was built in 1976, making it 49 years old in 2025. It was reconstructed in 2015.

What condition is FM 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 November 2023.

How much traffic does FM over Brushy Creek carry?

About 26 vehicles per day (2022 count).

How long is FM over Brushy Creek?

The structure is 184 ft (56.1 m) long with a longest span of 120 ft (36.6 m) and a deck 20 ft wide.

Who owns FM over Brushy Creek?

It is owned by the County Highway Agency.