US Bridges

County Road over Beaver Creek

Good

Dallas County, Iowa · 081272304 · Structure no. 000000000132471

Built
2001
24 years old
Condition
Good
inspected November 2022
Type
Slab
Concrete Continuous
Length
172 ft
1 main span
Daily traffic
51
2022 count
Owner
County
County Highway Agency

About this bridge

County Road over Beaver Creek is a concrete continuous slab carrying County Road over Beaver Creek in Dallas County, Iowa. It was built in 2001, so it is 24 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 51 vehicles a day, roughly 25% of them trucks, projected to reach 51 by 2043. The structure is 172 ft (52.4 m) long and 33 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesCounty Road
CrossesBeaver Creek
Location081272304
RouteCounty Highway 0
CountyDallas County
StateIowa
Coordinates41.81423, -93.96003
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating89.4 US tons
Inventory rating53.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length172 ft (52.4 m)
Longest span48 ft (14.6 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic51 (2022)
Projected traffic51 by 2043
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road over Beaver Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is County Road 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 County Road over Beaver Creek carry?

About 51 vehicles per day (2022 count), of which roughly 25% are trucks.

How long is County Road over Beaver Creek?

The structure is 172 ft (52.4 m) long with a longest span of 48 ft (14.6 m) and a deck 33 ft wide.

Who owns County Road over Beaver Creek?

It is owned by the County Highway Agency.