US Bridges

US012 W over James Rv

Fair

Brown County, South Dakota · 11 E JCT US 281 N · Structure no. 000000007222329

Built
1975
50 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
240 ft
4 main spans
Daily traffic
2,878
2024 count
Owner
State
State Highway Agency

About this bridge

US012 W over James Rv is a steel continuous stringer/multi-beam or girder carrying US012 W over James Rv in Brown County, South Dakota. It was built in 1975, so it is 50 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 6 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 2,878 vehicles a day, roughly 17% of them trucks, projected to reach 3,816 by 2044. The structure is 240 ft (73.2 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesUS012 W
CrossesJames Rv
Location11 E JCT US 281 N
RouteU.S. Route 12
CountyBrown County
StateSouth Dakota
Coordinates45.45878, -98.26309
Functional classRural Principal Arterial - Other

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.3 US tons
Inventory rating37.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length240 ft (73.2 m)
Longest span66 ft (20.1 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,878 (2024)
Projected traffic3,816 by 2044
Trucks17%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 US012 W over James Rv built?

It was built in 1975, making it 50 years old in 2025.

What condition is US012 W over James Rv 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 November 2023.

How much traffic does US012 W over James Rv carry?

About 2,878 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is US012 W over James Rv?

The structure is 240 ft (73.2 m) long with a longest span of 66 ft (20.1 m) and a deck 43 ft wide.

Who owns US012 W over James Rv?

It is owned by the State Highway Agency.