US Bridges

180th over E Br Beaver Dam Creek

Fair

Cerro Gordo County, Iowa · 095202901 · Structure no. 000000000105840

Built
1965
60 years old, rebuilt 2015
Condition
Fair
inspected February 2024
Type
Channel Beam
Concrete
Length
35 ft
1 main span
Daily traffic
26
2022 count
Owner
County
County Highway Agency

About this bridge

180th over E Br Beaver Dam Creek is a concrete channel beam carrying 180th over E Br Beaver Dam Creek in Cerro Gordo County, Iowa. It was built in 1965 and reconstructed in 2015, 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 6 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 26 vehicles a day, projected to reach 26 by 2044. The structure is 35 ft (10.7 m) long and 23 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
Carries180th
CrossesE Br Beaver Dam Creek
Location095202901
RouteCounty Highway 0
CountyCerro Gordo County
StateIowa
Coordinates43.02345, -93.22871
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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum 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 rating65 US tons
Inventory rating40 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span35 ft (10.7 m)
Deck width23 ft (6.9 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26 (2022)
Projected traffic26 by 2044
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 180th over E Br Beaver Dam Creek built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2015.

What condition is 180th over E Br Beaver Dam 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 February 2024.

How much traffic does 180th over E Br Beaver Dam Creek carry?

About 26 vehicles per day (2022 count).

How long is 180th over E Br Beaver Dam Creek?

The structure is 35 ft (10.7 m) long with a longest span of 35 ft (10.7 m) and a deck 23 ft wide.

Who owns 180th over E Br Beaver Dam Creek?

It is owned by the County Highway Agency.