US Bridges

148th Streey over Creek

Fair

Spink County, South Dakota · 1W Randolph · Structure no. 000000058239000

Built
1977
48 years old
Condition
Fair
inspected June 2023
Type
Slab
Concrete Continuous
Length
42 ft
2 main spans
Daily traffic
146
2022 count
Owner
County
County Highway Agency

About this bridge

148th Streey over Creek is a concrete continuous slab carrying 148th Streey over Creek in Spink County, South Dakota. It was built in 1977, so it is 48 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 146 vehicles a day, roughly 3% of them trucks, projected to reach 146 by 2032. The structure is 42 ft (12.8 m) long and 33 ft wide. If it were closed, the detour would be 5 mi (8 km).

Carries148th Streey
CrossesCreek
Location1W Randolph
RouteCounty Highway 0
Coordinates45.24112, -98.22736
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating47.6 US tons
Inventory rating28.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length42 ft (12.8 m)
Longest span20 ft (6.1 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic146 (2022)
Projected traffic146 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 148th Streey over Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is 148th Streey over Creek 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 June 2023.

How much traffic does 148th Streey over Creek carry?

About 146 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 148th Streey over Creek?

The structure is 42 ft (12.8 m) long with a longest span of 20 ft (6.1 m) and a deck 33 ft wide.

Who owns 148th Streey over Creek?

It is owned by the County Highway Agency.