Bridges in Slope County, North Dakota

43Total Bridges

36Good

7Fair

0Poor

Slope County, North Dakota has 43 bridges tracked in the National Bridge Inventory. Of these, 0 (0%) are rated in poor condition and 36 are rated good. The oldest bridge in Slope County is 145th AVE SW over Creek, built in 1933. The longest is US Highway 12 over Little Missouri River at 414.0 feet.

Bridge	Condition	Length	Traffic	Year
US Highway 12 over Little Missouri River	Fair	414.0 ft	580	1950
US Highway 12 over Branch Of Beaver Creek	Fair	21.0 ft	510	1950
172nd AVE SW over Beaver Creek	Fair	200.1 ft	200	1955
County Highway over Trib Of Cannonball River	Fair	23.0 ft	100	2000
58th ST SW over Deep Creek	Fair	100.1 ft	26	1979
59th Street SW over Little Missouri River	Fair	66.9 ft	20	2002
145th AVE SW over Creek	Fair	24.0 ft	10	1933
US Highway 85 over Creek	Good	21.0 ft	1,080	1991
US Highway 85 over Branch-cannonball River	Good	89.9 ft	1,010	1963
US Highway 85 over Philbrick Creek	Good	21.0 ft	920	1937
US Highway 12 over Bnrr Separation	Good	221.1 ft	561	1984
US Highway 12 over Little Beaver Creek	Good	24.0 ft	520	1987
Nd Highway 21 over Creek	Good	26.2 ft	507	2021
Nd Highway 21 over Creek	Good	29.9 ft	507	2021
Nd Highway 21 over Creek	Good	35.8 ft	507	2021
Nd Highway 21 over Creek	Good	47.6 ft	440	2021
Nd Highway 21 over Cannonball River	Good	105.0 ft	350	1983
US Highway 67 over North Fork Cedar Creek	Good	33.1 ft	180	1952
Old Highway 16 over Creek	Good	20.3 ft	100	2010
County Highway over Cannonball Creek	Good	30.8 ft	100	2012
54th ST SW over Philbrick Creek	Good	82.0 ft	100	1986
County Highway over Trib Of Cannonball River	Good	21.0 ft	100	2000
126th AVE SW over Cannonball River	Good	98.1 ft	65	1991
64th ST SW over Deep Creek	Good	111.9 ft	60	1984
County Highway over Creek	Good	24.0 ft	60	1984
County Highway over Sand Creek	Good	28.9 ft	60	1983
76th Street SW over Deep Creek	Good	49.9 ft	50	1987
130th AVE SW over North Fork Cedar Creek	Good	40.0 ft	50	1993
128th AVE SW over N. Fork Cedar Creek	Good	60.0 ft	50	1990
76th ST SW over North Fork Cedar Creek	Good	60.0 ft	50	1988
71st ST SW over Chanta Peta Creek	Good	65.9 ft	50	1985
County Highway over Creek	Good	41.0 ft	45	2016
149th Ave. SW over Deep Creek	Good	28.9 ft	45	1993
East River Road over First Creek	Good	69.9 ft	35	1985
County Highway over N. Fork Cedar Creek	Good	21.0 ft	35	1995
County Highway over N. Fork Cedar Creek	Good	23.0 ft	26	2016
128th AVE SW over N. Fork Cannonball River	Good	89.9 ft	26	1983
County Highway over Chanta Peta Creek	Good	30.8 ft	26	2016
East River Road over Sand Creek	Good	44.0 ft	25	2016
70th ST SW over N Fork Cedar Creek	Good	32.2 ft	25	1977
County Highway over N Fork Cannonball River	Good	24.9 ft	24	1992
132nd AVE SW over N. Fork Cannonball River	Good	76.1 ft	24	1998
154th AVE SW over West Fork Deep Creek	Good	65.9 ft	20	1985

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