US Bridges

710th ST over Creek

Good

Cass County, Iowa · 076350102 · Structure no. 000000000099161

Built
2023
2 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

710th ST over Creek is a concrete continuous culvert carrying 710th ST over Creek in Cass County, Iowa. It was built in 2023, so it is 2 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, projected to reach 50 by 2042. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Carries710th ST
CrossesCreek
Location076350102
RouteCounty Highway 0
StateIowa
Coordinates41.4042, -94.83401
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert9 ExcellentNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating61.1 US tons
Inventory rating47.2 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHL 93
Structure length25 ft (7.6 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 traffic50 (2022)
Projected traffic50 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 710th ST over Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is 710th ST over 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 February 2024.

How much traffic does 710th ST over Creek carry?

About 50 vehicles per day (2022 count).

How long is 710th ST over Creek?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m).

Who owns 710th ST over Creek?

It is owned by the County Highway Agency.