US Bridges

270th ST over Camp Creek

Good

Calhoun County, Iowa · 088343501 · Structure no. 000000000016811

Built
2005
20 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
609
2022 count
Owner
County
County Highway Agency

About this bridge

270th ST over Camp Creek is a concrete continuous culvert carrying 270th ST over Camp Creek in Calhoun County, Iowa. It was built in 2005, so it is 20 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 609 vehicles a day, roughly 18% of them trucks, projected to reach 609 by 2044. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 8.7 mi (14 km).

Carries270th ST
CrossesCamp Creek
Location088343501
RouteCounty Highway 0
StateIowa
Coordinates42.39933, -94.78339
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.6 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic609 (2022)
Projected traffic609 by 2044
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was 270th ST over Camp Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is 270th ST over Camp 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 July 2024.

How much traffic does 270th ST over Camp Creek carry?

About 609 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is 270th ST over Camp Creek?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m).

Who owns 270th ST over Camp Creek?

It is owned by the County Highway Agency.