US Bridges

403rd Avenue over James River

Fair

Beadle County, South Dakota · 3E & 3.1N of Huron · Structure no. 000000003270149

Built
1975
50 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
324 ft
3 main spans
Daily traffic
163
2022 count
Owner
County
County Highway Agency

About this bridge

403rd Avenue over James River is a steel continuous stringer/multi-beam or girder carrying 403rd Avenue over James River in Beadle 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 163 vehicles a day, roughly 3% of them trucks, projected to reach 163 by 2032. The structure is 324 ft (98.8 m) long and 33 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries403rd Avenue
CrossesJames River
Location3E & 3.1N of Huron
RouteCounty Highway 0
Coordinates44.41579, -98.15387
Functional classRural Minor 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length324 ft (98.8 m)
Longest span124 ft (37.8 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic163 (2022)
Projected traffic163 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 403rd Avenue over James River built?

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

What condition is 403rd Avenue over James 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 August 2024.

How much traffic does 403rd Avenue over James River carry?

About 163 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 403rd Avenue over James River?

The structure is 324 ft (98.8 m) long with a longest span of 124 ft (37.8 m) and a deck 33 ft wide.

Who owns 403rd Avenue over James River?

It is owned by the County Highway Agency.