US Bridges

196th Street over Br of North Deer Ck

Poor

Brookings County, South Dakota · 16N & 1.1E Brookings · Structure no. 000000006181000

Built
1940
85 years old
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
92
2022 count
Owner
County
County Highway Agency

About this bridge

196th Street over Br of North Deer Ck is a steel stringer/multi-beam or girder carrying 196th Street over Br of North Deer Ck in Brookings County, South Dakota. It was built in 1940, 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.

It carries about 92 vehicles a day, roughly 2% of them trucks, projected to reach 92 by 2032. The structure is 40 ft (12.3 m) long and 20 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Carries196th Street
CrossesBr of North Deer Ck
Location16N & 1.1E Brookings
RouteCounty Highway 0
Coordinates44.54381, -96.7626
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44.1 US tons
Inventory rating26.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length40 ft (12.3 m)
Longest span39 ft (11.9 m)
Deck width20 ft (6.1 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic92 (2022)
Projected traffic92 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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$1.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 196th Street over Br of North Deer Ck built?

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

What condition is 196th Street over Br of North Deer 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 October 2024.

How much traffic does 196th Street over Br of North Deer Ck carry?

About 92 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 196th Street over Br of North Deer Ck?

The structure is 40 ft (12.3 m) long with a longest span of 39 ft (11.9 m) and a deck 20 ft wide.

Who owns 196th Street over Br of North Deer Ck?

It is owned by the County Highway Agency.