Arch (12,100)
Built 1920 (1,015)
Built during 1920s (9,922)
Butte County, South Dakota (13)
Closed-spandrel arch (3,992)
Concrete Engineering Co (2)
Deck arch (11,339)
| NR-listed (2,960)
Open (39,882)
Owned by county (20,783)
South Dakota (665)
Span length 25-50 feet (15,668)
Structurally deficient (14,198)
Total length 25-50 feet (11,193)
|