US Bridges

295th ST over Calamus Creek

FairPosted for load

Story County, Iowa · 082231203 · Structure no. 000000000314085

Built
1958
67 years old, rebuilt 2005
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
20 ft
1 main span
Daily traffic
30
2022 count
Owner
County
County Highway Agency

About this bridge

295th ST over Calamus Creek is a wood or timber stringer/multi-beam or girder carrying 295th ST over Calamus Creek in Story County, Iowa. It was built in 1958 and reconstructed in 2005, so it is 67 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. Its operating status is: posted for load restriction.

It carries about 30 vehicles a day, projected to reach 30 by 2043. The structure is 20 ft (6.1 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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Carries295th ST
CrossesCalamus Creek
Location082231203
RouteCounty Highway 0
CountyStory County
StateIowa
Coordinates41.92834, -93.46962
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.6 US tons
Inventory rating22 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length20 ft (6.1 m)
Longest span17 ft (5.2 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2022)
Projected traffic30 by 2043
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 295th ST over Calamus Creek built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2005.

What condition is 295th ST over Calamus 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 January 2023.

How much traffic does 295th ST over Calamus Creek carry?

About 30 vehicles per day (2022 count).

How long is 295th ST over Calamus Creek?

The structure is 20 ft (6.1 m) long with a longest span of 17 ft (5.2 m) and a deck 24 ft wide.

Who owns 295th ST over Calamus Creek?

It is owned by the County Highway Agency.