US Bridges

South 60th ST over Creek

Good

Dallas County, Iowa · South 60th ST · Structure no. 000000000505440

Built
2007
18 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
43 ft
4 main spans
Daily traffic
3,344
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

South 60th ST over Creek is a concrete culvert carrying South 60th ST over Creek in Dallas County, Iowa. It was built in 2007, so it is 18 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 3,344 vehicles a day, roughly 2% of them trucks, projected to reach 3,344 by 2043. The structure is 43 ft (13.2 m) long and 65 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSouth 60th ST
CrossesCreek
LocationSouth 60th ST
RouteCity Street 0
StateIowa
Coordinates41.56533, -93.79046
Functional classUrban 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length43 ft (13.2 m)
Longest span9 ft (2.7 m)
Deck width65 ft (19.8 m)
Roadway width65 ft (19.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,344 (2022)
Projected traffic3,344 by 2043
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was South 60th ST over Creek built?

It was built in 2007, making it 18 years old in 2025.

What condition is South 60th 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 October 2023.

How much traffic does South 60th ST over Creek carry?

About 3,344 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is South 60th ST over Creek?

The structure is 43 ft (13.2 m) long with a longest span of 9 ft (2.7 m) and a deck 65 ft wide.

Who owns South 60th ST over Creek?

It is owned by the City or Municipal Highway Agency.