US Bridges

FM over Brushy Fork Creek

Good

Carroll County, Iowa · 083351705 · Structure no. 000000000094641

Built
2008
17 years old
Condition
Good
inspected November 2022
Type
Slab
Concrete Continuous
Length
123 ft
3 main spans
Daily traffic
477
2022 count
Owner
County
County Highway Agency

About this bridge

FM over Brushy Fork Creek is a concrete continuous slab carrying FM over Brushy Fork Creek in Carroll 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 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 477 vehicles a day, roughly 14% of them trucks, projected to reach 477 by 2043. The structure is 123 ft (37.5 m) long and 29 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFM
CrossesBrushy Fork Creek
Location083351705
RouteCounty Highway 0
StateIowa
Coordinates42.00068, -94.94151
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2022
Inspection intervalevery 48 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 alignment8: Equal to present desirable criteria
Operating rating53.9 US tons
Inventory rating41.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length123 ft (37.5 m)
Longest span47 ft (14.3 m)
Deck width29 ft (8.8 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic477 (2022)
Projected traffic477 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM over Brushy Fork Creek built?

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

What condition is FM over Brushy Fork 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 November 2022.

How much traffic does FM over Brushy Fork Creek carry?

About 477 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is FM over Brushy Fork Creek?

The structure is 123 ft (37.5 m) long with a longest span of 47 ft (14.3 m) and a deck 29 ft wide.

Who owns FM over Brushy Fork Creek?

It is owned by the County Highway Agency.