US Bridges

Yellow Creek Road over Whitewood Ck

Poor

Lawrence County, South Dakota · 0.5 South of Lead · Structure no. 000000041148183

Built
1979
46 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
69
2022 count
Owner
County
County Highway Agency

About this bridge

Yellow Creek Road over Whitewood Ck is a prestressed concrete stringer/multi-beam or girder carrying Yellow Creek Road over Whitewood Ck in Lawrence County, South Dakota. It was built in 1979, so it is 46 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 69 vehicles a day, roughly 3% of them trucks, projected to reach 69 by 2032. The structure is 61 ft (18.6 m) long and 30 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesYellow Creek Road
CrossesWhitewood Ck
Location0.5 South of Lead
RouteCounty Highway 0
Coordinates44.34039, -103.75547
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating92.5 US tons
Inventory rating56.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length61 ft (18.6 m)
Longest span59 ft (18.1 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic69 (2022)
Projected traffic69 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Yellow Creek Road over Whitewood Ck built?

It was built in 1979, making it 46 years old in 2025.

What condition is Yellow Creek Road over Whitewood Ck in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Yellow Creek Road over Whitewood Ck carry?

About 69 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Yellow Creek Road over Whitewood Ck?

The structure is 61 ft (18.6 m) long with a longest span of 59 ft (18.1 m) and a deck 30 ft wide.

Who owns Yellow Creek Road over Whitewood Ck?

It is owned by the County Highway Agency.