US Bridges

Pioneer Rd. over Elk Ck

Poor

Meade County, South Dakota · 32.7E & 15.9S of Sturgis · Structure no. 000000047359589

Built
1955
70 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
61 ft
3 main spans
Daily traffic
10
2022 count
Owner
County
County Highway Agency

About this bridge

Pioneer Rd. over Elk Ck is a steel stringer/multi-beam or girder carrying Pioneer Rd. over Elk Ck in Meade County, South Dakota. It was built in 1955, so it is 70 years old, older 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 10 vehicles a day, projected to reach 10 by 2042. The structure is 61 ft (18.6 m) long and 16 ft wide.

CarriesPioneer Rd.
CrossesElk Ck
Location32.7E & 15.9S of Sturgis
RouteCounty Highway 0
Coordinates44.18231, -102.85061
Functional classRural Local

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating36 US tons
Inventory rating27 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans3
Design loadHS 20
Structure length61 ft (18.6 m)
Longest span21 ft (6.3 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2022)
Projected traffic10 by 2042
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$28,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pioneer Rd. over Elk Ck built?

It was built in 1955, making it 70 years old in 2025.

What condition is Pioneer Rd. over Elk 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 Pioneer Rd. over Elk Ck carry?

About 10 vehicles per day (2022 count).

How long is Pioneer Rd. over Elk Ck?

The structure is 61 ft (18.6 m) long with a longest span of 21 ft (6.3 m) and a deck 16 ft wide.

Who owns Pioneer Rd. over Elk Ck?

It is owned by the County Highway Agency.