US Bridges

S. Marion Road over Skunk Creek

Fair

Minnehaha County, South Dakota · North of Silver Valley DR · Structure no. 000000050170218

Built
2003
22 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete Continuous
Length
253 ft
5 main spans
Daily traffic
13,700
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

S. Marion Road over Skunk Creek is a concrete continuous slab carrying S. Marion Road over Skunk Creek in Minnehaha County, South Dakota. It was built in 2003, so it is 22 years old, younger than the South Dakota average of 48.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 13,700 vehicles a day, roughly 3% of them trucks, projected to reach 17,500 by 2032. The structure is 253 ft (77 m) long and 80 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesS. Marion Road
CrossesSkunk Creek
LocationNorth of Silver Valley DR
RouteCity Street 0
Coordinates43.53388, -96.7909
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating52.7 US tons
Inventory rating40.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length253 ft (77 m)
Longest span53 ft (16.2 m)
Deck width80 ft (24.3 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,700 (2022)
Projected traffic17,500 by 2032
Trucks3%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 S. Marion Road over Skunk Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is S. Marion Road over Skunk Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does S. Marion Road over Skunk Creek carry?

About 13,700 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is S. Marion Road over Skunk Creek?

The structure is 253 ft (77 m) long with a longest span of 53 ft (16.2 m) and a deck 80 ft wide.

Who owns S. Marion Road over Skunk Creek?

It is owned by the City or Municipal Highway Agency.