US Bridges

136th Pl over Spring Ck

PoorPosted for load

Meade County, South Dakota · 9E & 4.9N Sturgis · Structure no. 000000047120381

Built
1955
70 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
100 ft
5 main spans
Daily traffic
15
2022 count
Owner
County
County Highway Agency

About this bridge

136th Pl over Spring Ck is a wood or timber stringer/multi-beam or girder carrying 136th Pl over Spring 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. Its operating status is: posted for load restriction.

It carries about 15 vehicles a day, roughly 2% of them trucks, projected to reach 15 by 2032. The structure is 100 ft (30.6 m) long and 16 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries136th Pl
CrossesSpring Ck
Location9E & 4.9N Sturgis
RouteCounty Highway 0
Coordinates44.48798, -103.32697
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating18.7 US tons
Inventory rating12.9 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans5
Design loadUnknown
Structure length100 ft (30.6 m)
Longest span23 ft (7 m)
Deck width16 ft (5 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2022)
Projected traffic15 by 2032
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$50,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 136th Pl over Spring Ck built?

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

What condition is 136th Pl over Spring 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 136th Pl over Spring Ck carry?

About 15 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 136th Pl over Spring Ck?

The structure is 100 ft (30.6 m) long with a longest span of 23 ft (7 m) and a deck 16 ft wide.

Who owns 136th Pl over Spring Ck?

It is owned by the County Highway Agency.