STAE HIGHWAY 1806 over OAHE DAM SPILLWAY
5 MILES NO. OF FT. PIERRE · County 117, South Dakota · Built 1963 · 2 Lanes · 123 vehicles/day
Structurally Deficient
— One or more key components rated 4 (Poor) or below
Overall
Deck
4
Poor
Superstructure
6
Satisfactory
Substructure
6
Satisfactory
Condition Ratings
| Component | Rating | Description |
|---|---|---|
| Deck | 4 | Poor |
| Superstructure | 6 | Satisfactory |
| Substructure | 6 | Satisfactory |
Location
44.447083, -100.450189
This bridge is in worse condition than 83.8% of bridges in County 117. The average bridge in South Dakota is 0 years old; this one is 63 years old.
Nearby Bridges
STATE HIGHWAY 514 over OAHE DAM DISCHARGE CHAN.
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SD1806EF over DIVERSION CHANNEL
Built 1998
SD1806 over CK
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SD1806EF over DIVERSION CHANNEL
Built 1998
SD1806 over CK
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SD1806 over DRAW
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US014 over WILLOW CK
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SD1804 over SPRING CK
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287 AVENUE over SPRING CK TRIB
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287 AVENUE over SPRING CK
Built 2008
Bridge Details
- Structure #
- 59-360-228
- Year Built
- 1963
- Length
- 140.2 m (460 ft)
- Max Span
- 17.7 m
- Width
- 11.6 m (38.1 ft)
- Lanes
- 2
- Daily Traffic
- 123
- Material
- Steel Continuous
- Design
- Girder and Floorbeam System
- Owner
- Corps of Engineers (Civil)
- Last Inspected
- N/A
- Est. Improvement
- $1,343,000
- Total Project Cost
- $2,015,000
Data from FHWA National Bridge Inventory. Bridge conditions may have changed since the last inspection. This site is not affiliated with FHWA. Do not use for route clearance purposes.