Bridges in Sully County, South Dakota

31Total Bridges

14Good

11Fair

6Poor

Sully County, South Dakota has 31 bridges tracked in the National Bridge Inventory. Of these, 6 (19%) are rated in poor condition and 14 are rated good. The oldest bridge in Sully County is 172nd ST over Okobojo Ck, built in 1912. The longest is Sd1804 over Okobojo Ck at 112.5 feet.

Bridge	Condition	Length	Traffic	Year
188 Street over Ck	Poor	74.1 ft	75	1964
315 Avenue over Medicine Ck	Poor	53.1 ft	64	1956
320 Avenue over Ck	Poor	24.9 ft	25	1961
301 Avenue over Okobojo Creek	Poor	62.0 ft	20	1961
302 Avenue over Okobojo Ck	Poor	62.0 ft	20	1962
195 Street over Medicine Knoll Ck	Poor	50.9 ft	10	1913
Sd1804 over Okobojo Ck	Fair	112.5 ft	632	1972
291 Avenue over Okobojo Ck	Fair	98.1 ft	250	1936
185 Street over Medicine Knoll Ck	Fair	29.9 ft	150	1930
182 Street over Ck	Fair	63.0 ft	49	1960
300 Avenue over Ck	Fair	44.9 ft	48	1981
Fas 6155 over Okobojo Ck	Fair	53.1 ft	47	1936
172nd ST over Okobojo Ck	Fair	30.5 ft	25	1912
306 Avenue over Okobojo Ck	Fair	38.1 ft	25	1968
193 Street over Ck	Fair	30.8 ft	25	1968
308 Avenue over Okobojo Ck	Fair	49.9 ft	25	1974
309 Avenue over Okobojo Ck	Fair	30.8 ft	20	1967
Us083 over Okobojo Ck	Good	91.9 ft	1,490	1998
185 ST over Ck	Good	52.5 ft	760	2017
Sd1804 over Cow Ck	Good	24.6 ft	632	2007
Sd1804 over Ck	Good	20.3 ft	261	1995
176 Street over Okobojo Ck	Good	65.6 ft	230	2023
196 ST over Cow Ck	Good	28.5 ft	180	2006
185 Street over Medicine Ck	Good	57.4 ft	150	2021
305 Avenue over Okobojo Ck	Good	49.9 ft	80	1990
296 Avenue over Okobojo Ck	Good	38.7 ft	48	2010
172 Street over Ck	Good	46.3 ft	48	2023
305 Avenue over Ck	Good	20.7 ft	35	2009
295th AVE over Ck	Good	29.2 ft	26	2014
317 Avenue over Medicine Knoll Ck	Good	24.6 ft	25	1995
185 ST over Medicine Knoll Ck	Good	28.5 ft	25	2005

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