US Bridges

FM over Beaver Creek

Good

Dallas County, Iowa · 081281201 · Structure no. 000000000132531

Built
1985
40 years old
Condition
Good
inspected November 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
154 ft
3 main spans
Daily traffic
190
2022 count
Owner
County
County Highway Agency

About this bridge

FM over Beaver Creek is a prestressed concrete stringer/multi-beam or girder carrying FM over Beaver Creek in Dallas County, Iowa. It was built in 1985, so it is 40 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 190 vehicles a day, projected to reach 190 by 2043. The structure is 154 ft (46.9 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesFM
CrossesBeaver Creek
Location081281201
RouteCounty Highway 0
StateIowa
Coordinates41.84934, -94.05108
Functional classRural Minor Collector

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 inspectionNovember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.8 US tons
Inventory rating30.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length154 ft (46.9 m)
Longest span57 ft (17.4 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic190 (2022)
Projected traffic190 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Beaver Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is FM over Beaver 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 Beaver Creek carry?

About 190 vehicles per day (2022 count).

How long is FM over Beaver Creek?

The structure is 154 ft (46.9 m) long with a longest span of 57 ft (17.4 m) and a deck 33 ft wide.

Who owns FM over Beaver Creek?

It is owned by the County Highway Agency.