US Bridges

US081 over James Rv

Good

Yankton County, South Dakota · 1.7 S JCT Sd 46 · Structure no. 000000068120077

Built
2000
25 years old
Condition
Good
inspected October 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
307 ft
3 main spans
Daily traffic
3,545
2024 count
Owner
State
State Highway Agency

About this bridge

US081 over James Rv is a steel continuous stringer/multi-beam or girder carrying US081 over James Rv in Yankton County, South Dakota. It was built in 2000, so it is 25 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,545 vehicles a day, roughly 15% of them trucks, projected to reach 5,332 by 2044. The structure is 307 ft (93.7 m) long and 43 ft wide. If it were closed, the detour would be 28 mi (45 km).

CarriesUS081
CrossesJames Rv
Location1.7 S JCT Sd 46
RouteU.S. Route 81
Coordinates43.05829, -97.39868
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.9 US tons
Inventory rating47.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length307 ft (93.7 m)
Longest span117 ft (35.8 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,545 (2024)
Projected traffic5,332 by 2044
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US081 over James Rv built?

It was built in 2000, making it 25 years old in 2025.

What condition is US081 over James Rv in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2022.

How much traffic does US081 over James Rv carry?

About 3,545 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is US081 over James Rv?

The structure is 307 ft (93.7 m) long with a longest span of 117 ft (35.8 m) and a deck 43 ft wide.

Who owns US081 over James Rv?

It is owned by the State Highway Agency.