US Bridges

E24 61st ST LN over Spring Creek

Good

Benton County, Iowa · 085093601 · Structure no. 000000000072556

Built
2015
10 years old
Condition
Good
inspected April 2022
Type
Culvert
Concrete Continuous
Length
30 ft
2 main spans
Daily traffic
180
2023 count
Owner
County
County Highway Agency

About this bridge

E24 61st ST LN over Spring Creek is a concrete continuous culvert carrying E24 61st ST LN over Spring Creek in Benton County, Iowa. It was built in 2015, so it is 10 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 180 vehicles a day, projected to reach 180 by 2043. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesE24 61st ST LN
CrossesSpring Creek
Location085093601
RouteCounty Highway 0
StateIowa
Coordinates42.13886, -91.84832
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
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.9 US tons
Inventory rating37.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHL 93
Structure length30 ft (9.1 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic180 (2023)
Projected traffic180 by 2043
Trucks0%
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 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 E24 61st ST LN over Spring Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is E24 61st ST LN over Spring 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 April 2022.

How much traffic does E24 61st ST LN over Spring Creek carry?

About 180 vehicles per day (2023 count).

How long is E24 61st ST LN over Spring Creek?

The structure is 30 ft (9.1 m) long with a longest span of 10 ft (3 m).

Who owns E24 61st ST LN over Spring Creek?

It is owned by the County Highway Agency.