4-panel truss (272)
Built 1938 (863)
Built during 1930s (11,779)
Lost (25,076)
Lost during 2010s (3,304)
Minnehaha County, South Dakota (74)
Owned by county (20,875)
Pony truss (16,262)
| Pratt pony truss (3,658)
Pratt truss (9,361)
South Dakota (666)
Span length 50-75 feet (10,111)
Structurally deficient (14,091)
Total length 50-75 feet (9,318)
Truss (33,022)
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