487th Ave HWY 103 over Trib to Beaver Ck
FairMinnehaha County, South Dakota · 1.2S of Valley Springs · Structure no. 000000050330192
- Built
- 2004
- 21 years old
- Condition
- Fair
- inspected June 2024
- Type
- Culvert
- Concrete Continuous
- Length
- 25 ft
- 2 main spans
- Daily traffic
- 600
- 2023 count
- Owner
- County
- County Highway Agency
About this bridge
487th Ave HWY 103 over Trib to Beaver Ck is a concrete continuous culvert carrying 487th Ave HWY 103 over Trib to Beaver Ck in Minnehaha County, South Dakota. It was built in 2004, so it is 21 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 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 600 vehicles a day, roughly 9% of them trucks, projected to reach 696 by 2038. The structure is 25 ft (7.5 m) long. If it were closed, the detour would be 6.2 mi (10 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
| Culvert | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was 487th Ave HWY 103 over Trib to Beaver Ck built?
It was built in 2004, making it 21 years old in 2025.
What condition is 487th Ave HWY 103 over Trib to Beaver Ck 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 487th Ave HWY 103 over Trib to Beaver Ck carry?
About 600 vehicles per day (2023 count), of which roughly 9% are trucks.
How long is 487th Ave HWY 103 over Trib to Beaver Ck?
The structure is 25 ft (7.5 m) long with a longest span of 13 ft (3.9 m).
Who owns 487th Ave HWY 103 over Trib to Beaver Ck?
It is owned by the County Highway Agency.