US Bridges

127th Street over Jorgenson River

Fair

Roberts County, South Dakota · 2.2E of Peever · Structure no. 000000055152270

Built
1939
86 years old
Condition
Fair
inspected June 2024
Type
Slab
Concrete Continuous
Length
53 ft
3 main spans
Daily traffic
198
2022 count
Owner
County
County Highway Agency

About this bridge

127th Street over Jorgenson River is a concrete continuous slab carrying 127th Street over Jorgenson River in Roberts County, South Dakota. It was built in 1939, so it is 86 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 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 198 vehicles a day, roughly 3% of them trucks, projected to reach 198 by 2032. The structure is 53 ft (16.1 m) long and 27 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Carries127th Street
CrossesJorgenson River
Location2.2E of Peever
RouteCounty Highway 6126
Coordinates45.54363, -96.91324
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 10
Structure length53 ft (16.1 m)
Longest span16 ft (4.9 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic198 (2022)
Projected traffic198 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 127th Street over Jorgenson River built?

It was built in 1939, making it 86 years old in 2025.

What condition is 127th Street over Jorgenson River 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 2024.

How much traffic does 127th Street over Jorgenson River carry?

About 198 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 127th Street over Jorgenson River?

The structure is 53 ft (16.1 m) long with a longest span of 16 ft (4.9 m) and a deck 27 ft wide.

Who owns 127th Street over Jorgenson River?

It is owned by the County Highway Agency.