US Bridges

Rodeo Entrance over Whitewood Ck

Fair

Lawrence County, South Dakota · Rodeo Entr. - Deadwood · Structure no. 000000041166151

Built
1986
39 years old
Condition
Fair
inspected July 2024
Type
Frame
Concrete
Length
41 ft
1 main span
Daily traffic
90
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Rodeo Entrance over Whitewood Ck is a concrete frame carrying Rodeo Entrance over Whitewood Ck in Lawrence County, South Dakota. It was built in 1986, so it is 39 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 90 vehicles a day, roughly 2% of them trucks, projected to reach 90 by 2032. The structure is 41 ft (12.6 m) long and 40 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRodeo Entrance
CrossesWhitewood Ck
LocationRodeo Entr. - Deadwood
RouteCity Street 0
Coordinates44.38611, -103.71772
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.2 US tons
Inventory rating32.4 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length41 ft (12.6 m)
Longest span39 ft (12 m)
Deck width40 ft (12.2 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90 (2022)
Projected traffic90 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Rodeo Entrance over Whitewood Ck built?

It was built in 1986, making it 39 years old in 2025.

What condition is Rodeo Entrance over Whitewood Ck 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 July 2024.

How much traffic does Rodeo Entrance over Whitewood Ck carry?

About 90 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Rodeo Entrance over Whitewood Ck?

The structure is 41 ft (12.6 m) long with a longest span of 39 ft (12 m) and a deck 40 ft wide.

Who owns Rodeo Entrance over Whitewood Ck?

It is owned by the Town or Township Highway Agency.