US Bridges

US 69 over Skinaway Creek

Good

Warren County, Iowa · 0.3 Mi. S of SR G76 · Structure no. 000000000050971

Built
1987
38 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete Continuous
Length
31 ft
2 main spans
Daily traffic
1,210
2022 count
Owner
State
State Highway Agency

About this bridge

US 69 over Skinaway Creek is a concrete continuous culvert carrying US 69 over Skinaway Creek in Warren County, Iowa. It was built in 1987, so it is 38 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 1,210 vehicles a day, roughly 11% of them trucks, projected to reach 1,210 by 2042. The structure is 31 ft (9.4 m) long. If it were closed, the detour would be 16.2 mi (26 km).

CarriesUS 69
CrossesSkinaway Creek
Location0.3 Mi. S of SR G76
RouteU.S. Route 69
StateIowa
Coordinates41.1832, -93.60167
Functional classRural Minor Arterial

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.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.9 US tons
Inventory rating31.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span15 ft (4.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,210 (2022)
Projected traffic1,210 by 2042
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 69 over Skinaway Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is US 69 over Skinaway 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 2023.

How much traffic does US 69 over Skinaway Creek carry?

About 1,210 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is US 69 over Skinaway Creek?

The structure is 31 ft (9.4 m) long with a longest span of 15 ft (4.6 m).

Who owns US 69 over Skinaway Creek?

It is owned by the State Highway Agency.