US Bridges

165 Street over South Fork Yellow Bank R

PoorPosted for load

Grant County, South Dakota · 4.7E & 4S Strandburg · Structure no. 000000026277230

Built
1940
85 years old, rebuilt 1960
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
39 ft
2 main spans
Daily traffic
26
2022 count
Owner
County
County Highway Agency

About this bridge

165 Street over South Fork Yellow Bank R is a wood or timber stringer/multi-beam or girder carrying 165 Street over South Fork Yellow Bank R in Grant County, South Dakota. It was built in 1940 and reconstructed in 1960, so it is 85 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 26 vehicles a day, roughly 2% of them trucks, projected to reach 26 by 2032. The structure is 39 ft (11.9 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries165 Street
CrossesSouth Fork Yellow Bank R
Location4.7E & 4S Strandburg
RouteCounty Highway 0
Coordinates44.99122, -96.66353
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating6 US tons
Inventory rating4 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadUnknown
Structure length39 ft (11.9 m)
Longest span20 ft (6 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26 (2022)
Projected traffic26 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$600,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 165 Street over South Fork Yellow Bank R built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1960.

What condition is 165 Street over South Fork Yellow Bank R 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 September 2024.

How much traffic does 165 Street over South Fork Yellow Bank R carry?

About 26 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 165 Street over South Fork Yellow Bank R?

The structure is 39 ft (11.9 m) long with a longest span of 20 ft (6 m) and a deck 24 ft wide.

Who owns 165 Street over South Fork Yellow Bank R?

It is owned by the County Highway Agency.