US Bridges

FM over Brush Creek

Fair

Davis County, Iowa · 070140304 · Structure no. 000000000135560

Built
1965
60 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete Continuous
Length
65 ft
3 main spans
Daily traffic
60
2021 count
Owner
County
County Highway Agency

About this bridge

FM over Brush Creek is a concrete continuous culvert carrying FM over Brush Creek in Davis County, Iowa. It was built in 1965, so it is 60 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.

It carries about 60 vehicles a day, projected to reach 60 by 2043. The structure is 65 ft (19.8 m) long. If it were closed, the detour would be 9.9 mi (16 km).

CarriesFM
CrossesBrush Creek
Location070140304
RouteCounty Highway 0
StateIowa
Coordinates40.89709, -92.46198
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.8 US tons
Inventory rating21.4 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadH 20
Structure length65 ft (19.8 m)
Longest span18 ft (5.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2021)
Projected traffic60 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM over Brush Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is FM over Brush 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 May 2023.

How much traffic does FM over Brush Creek carry?

About 60 vehicles per day (2021 count).

How long is FM over Brush Creek?

The structure is 65 ft (19.8 m) long with a longest span of 18 ft (5.5 m).

Who owns FM over Brush Creek?

It is owned by the County Highway Agency.