US Bridges

200th ST over Spirit Lake Outlet

Fair

Kingsbury County, South Dakota · 7.3 Miles East of Bancrft · Structure no. 000000039128041

Built
1988
37 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
174
2022 count
Owner
County
County Highway Agency

About this bridge

200th ST over Spirit Lake Outlet is a prestressed concrete stringer/multi-beam or girder carrying 200th ST over Spirit Lake Outlet in Kingsbury County, South Dakota. It was built in 1988, so it is 37 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 fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 174 vehicles a day, roughly 2% of them trucks, projected to reach 174 by 2036. The structure is 40 ft (12.2 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries200th ST
CrossesSpirit Lake Outlet
Location7.3 Miles East of Bancrft
RouteCounty Highway 0
CountyKingsbury County
StateSouth Dakota
Coordinates44.48351, -97.59866
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.2 US tons
Inventory rating32.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span39 ft (11.9 m)
Deck width31 ft (9.4 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic174 (2022)
Projected traffic174 by 2036
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 200th ST over Spirit Lake Outlet built?

It was built in 1988, making it 37 years old in 2025.

What condition is 200th ST over Spirit Lake Outlet in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does 200th ST over Spirit Lake Outlet carry?

About 174 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 200th ST over Spirit Lake Outlet?

The structure is 40 ft (12.2 m) long with a longest span of 39 ft (11.9 m) and a deck 31 ft wide.

Who owns 200th ST over Spirit Lake Outlet?

It is owned by the County Highway Agency.