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Every bridge in Morton County, North Dakota

Name: Every bridge in Morton County, North Dakota
Creator: Bridge Report Card
License: https://creativecommons.org/publicdomain/zero/1.0/

269 inventoried bridges, busiest first

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Morton County, North Dakota, has 269 bridges in the 2025 National Bridge Inventory: 115 rated good, 128 fair, and 26 poor (as of August 20, 2026).
This index lists every one of them, busiest first; each links to its own condition record.

Bridge	Built	Vehicles/day	Condition
Interstate 94 over Missouri River	1965	24,125	Fair
Interstate 194 over Business Loop 94	1981	18,200	Fair
I-94 Business Loop over West Midway Separation	1965	16,750	Fair
Interstate 194 over Business 94	1981	9,100	Fair
Interstate 194 over Business 94	1981	9,100	Fair
Interstate 94 over East Midway Interchange	1965	9,100	Fair
Interstate 94 over Bnrr and Missouri Road	1964	7,750	Fair
Interstate 94 over Bnrr and Missouri Road	1964	7,750	Fair
Interstate 94 over Refinery Road Interchang	1964	7,750	Fair
Interstate 94 over Refinery Road Interchang	1964	7,750	Fair
Nd Highway 1806 over Heart River	1976	7,360	Good
Nd Highway 6 over Burlington Northern RR	1990	6,800	Good
Interstate 94 over Creek	1964	6,600	Fair
Interstate 94 over Sweet Briar Creek	1964	6,600	Fair
Bismarck Expwy over Mckenzie Drive	1984	6,500	Good
Bismarck Expwy over Mckenzie Drive	1984	6,500	Good
Interstate 94 over Collins Avenue	1964	6,350	Fair
Interstate 94 over Collins Avenue	1964	6,350	Fair
Interstate 94 over Sunset Dr/nw Mandan Int.	1964	6,350	Good
Interstate 94 over Sunset Dr/nw Mandan Int.	1964	6,350	Good
Interstate 94 over Hailstone Creek	1960	5,400	Fair
Interstate 94 over Co Hwy Rr/eagle Nest Int	2024	3,550	Good
Nd Highway 6 over Heart River	1984	3,550	Good
I-94 Business Loop over Heart River	2007	3,260	Good
Interstate 94 over Co Hwy/rosebud Separatio	1964	3,250	Fair
Interstate 94 over Rosebud Separation	1964	3,250	Fair
Interstate 94 over Co Hwy Rr/eagle Nest Int	2023	3,225	Good
Interstate 94 over Wilson Creek	1960	2,700	Fair
Interstate 94 over Wilson Creek	1960	2,700	Fair
Park Approach Rd. over Creek	1997	2,630	Good
Nd Highway 1806 over Creek	1966	2,450	Fair
Interstate 94 over North Creek	1961	2,300	Fair
Interstate 94 over North Creek	1961	2,300	Good
Nd Highway 1806 over Creek	1996	1,950	Good
Nd Highway over I-94/ND 31 Interchange	1964	1,900	Fair
Nd Highway over I-94/ND 94 & Nd 25 Int	1964	1,850	Fair
Nd Highway 1806 over Little Heart River	1990	1,700	Good
Nd Highway 6 over Little Heart River	1941	1,660	Good
Nd Highway 6 over SE Br-little Heart River	1994	1,550	Good
Irrsr Nd Hway 1806 over Rice Creek	1962	1,520	Fair
I-94 Business Loop over Heart River	2011	1,475	Good
Irrsr Nd Hway 1806 over Cannonball River	1962	1,450	Poor
Irrsr Nd Hway 1806 over Cantapeta Creek	1962	1,450	Fair
I-94 Business Loop over Creek	1948	1,200	Fair
Nd Highway 31 over Creek	1976	1,120	Good
Nd Highway 31 over Creek	1976	1,070	Good
Nd Highway over Square Butte Creek	1987	1,020	Good
Nd Highway over Creek	1954	1,000	Fair
Nd Highway over I-94/ND 49 Interchange	1961	1,000	Fair
Nd Highway over Otter Creek	1954	1,000	Fair
Nd Highway 31 over Sweet Briar Creek	1932	930	Fair
Nd Highway over Louse Creek	1954	900	Good
Nd Highway 49 over Big Muddy Creek	1959	890	Good
Nd Highway over Br. Chanta Peta Creek	1966	870	Good
Nd Highway 49 over Haymarsh Creek	1959	860	Fair
Nd Highway over Chanta Peta Creek	1954	860	Good
Nd Highway 49 over Creek	1935	830	Fair
Nd Highway over E Br Chanta Peta Creek	1987	750	Good
Nd Highway over E Br Chanta Peta Creek	1954	750	Fair
Nd Highway over E Br Chanta Peta Creek	1987	750	Good
Nd Highway over E Br Chanta Peta Creek	1987	750	Good
Nd Highway 49 over Creek	1994	680	Good
Nd Highway 49 over Heart Butte Creek	1988	680	Good
Nd Highway 1806 over Creek	2000	620	Good
Brickmaker Expwy over Little Knife River	1960	583	Fair
Irrsr Nd Highway 6 over Cannonball River	1984	535	Fair
County Highway 139 over Big Muddy Creek	1970	500	Good
County Highway 139 over Big Muddy Creek	1950	470	Fair
County Road 139 over Drainage Area	1965	470	Good
County Road 139 over Drainage Area	1965	470	Fair
Hwy 139 over Big Muddy Creek	1950	470	Fair
County Road 139 over Drainage Area	1955	450	Fair
CR139 over Creek	1960	405	Poor
County Highway 139 over Creek	1930	405	Fair
County Highway 139 over Sweet Briar Creek	1964	405	Fair
County Road 139 over Crown Butte Creek	1948	405	Fair
County Highway over I-94/GLEN Ullin Int	1961	380	Fair
S ELK St over Little Knife River	1973	352	Fair
65TH Ave over Big Muddy Creek	1962	350	Fair
County Road 86 over Big Muddy Creek	2019	350	Good
County Road 86 over Hail Storm Creek	1989	321	Good
County Highway over I-94/HEBRON Interchange	1961	320	Fair
Nd Highway 1806 over Br.square Butte Creek	2011	300	Good
Nd Highway 1806 over Square Butte Creek	2011	300	Good
County Highway 84 over Creek	1968	295	Good
County Highway over I-94/JUDSON Interchange	1964	280	Fair
Bay Shore Bend SE over Water Way	2007	250	Good
Mckenzie Dr.se over Water Way	2007	250	Good
South Bay Dr.se over Water Way	2007	250	Good
County Highway 84 over Sweet Briar	1988	230	Good
County Highway over Crown Butte Creek	1945	230	Good
County Road 139A over Creek	1940	230	Good
County Highway over I-94/SWEET Briar Int	1964	200	Good
South Park Street over Branch of Knife River	1916	200	Poor
CR140 over Drainage Area	1980	190	Good
49TH St (CR 137) over Beaver Creek	1970	172	Fair
County Road 86 over Muskrat Creek	1999	155	Good
39TH Avenue over Creek	1962	150	Fair
CR90 over Drainage Area	1967	150	Fair
35TH St over Square Butte Creek	2004	144	Fair
County Highway over I-94/ALMONT Interchange	1960	130	Fair
County Road 137 over Hail Storm Creek	1980	130	Fair
Main Avenue over Little Knife River	1955	130	Fair
35th St over Little Knife River	1964	125	Fair
33RD Street over Little Knife River	2022	110	Good
County Highway 86 over Drainage Area	1968	110	Poor
Rice St over Cannonball River	1949	110	Fair
County Highway 90 over Little Knife River	1960	105	Good
33RD St over Hailstone Creek	2000	100	Good
76TH Ave SW over Little Knife River	2022	100	Good
CR 139 over Muskrat Creek	1937	100	Fair
CR139 over Big Muddy Creek	1937	100	Fair
County Road 136 over Creek	1954	100	Fair
County Road 136 over S Branch Little Heart Rv	1954	100	Fair
County Road 139 over Creek	1947	100	Fair
County Road 139 over Drainage Area	1947	100	Fair
County Road 139 over Hailstorm Creek	1947	100	Fair
Main Street over Louse Creek	1984	100	Fair
County Road 138 over Heart Butte Creek	2002	96	Good
49TH St (CR 137) over Heart River	2024	90	Good
64TH Ave (CR88) over Drainage Area	1964	90	Fair
66TH Ave over Drainage Area	1964	90	Fair
66TH Ave over Drainage Area	1963	90	Good
67TH Ave SW over Drainage Area	1971	85	Poor
60th Street over Creek	1955	80	Good
CR 84 over Heart River	1973	80	Good
49TH Street over Creek	1956	78	Fair
CR138 over Big Muddy Creek	1988	75	Good
CR138 over Drainage Area	1973	75	Poor
County Highway 138 over Beaver Creek	1940	75	Fair
County Highway 138 over Drainage Area	1973	75	Fair
County Highway over Creek	2001	75	Good
County Highway over I-94/BLUEGRASS Int	1960	75	Fair
County Highway 136 over SE Br Little Heart River	1965	72	Good
County Road 138 over Big Muddy Creek	1987	72	Good
County Road 138 over Big Muddy Creek	1984	72	Good
County Road 138 over Creek	1994	72	Good
County Road 138 over Drainage Area	1991	72	Good
County Road 87 over Kurtz Creek	1991	72	Good
69th Street over Louse Creek	2016	70	Good
County Road 134 over Creek	1919	70	Fair
19TH Ave over NW Br Cantapeta Creek	1960	60	Fair
41ST St over Big Muddy Creek	1992	60	Good
CR81 over Creek	1960	60	Good
County Highway 81 over NW Br Cantapeta Creek	1960	60	Good
County Road 135 over SE Branch Little Heart R	1960	60	Good
41ST Avenue over Sweet Briar Creek	1985	55	Good
County Highway over I-94/DENGATE Interchange	1960	55	Fair
25TH Ave over Otter Creek	2024	50	Good
32ND Ave over Chanta Peta Creek	1983	50	Good
35TH Street over Creek	1955	50	Good
CR 87 over Hailstorm Creek	2006	50	Good
CR140 over Otter Creek	1976	50	Fair
County Highway 83 over Sweet Briar Creek	1981	50	Good
Lyons Road over Sweet Briar Creek	2003	50	Good
Sims Rd over Sims Creek	2020	50	Good
County Highway 83 over Creek	1979	45	Poor
15TH Ave/co Hwy 80 over NW Br Cantapeta Creek	2023	40	Good
32nd St. (CR 140) over Drainage Area	1970	40	Fair
53RD Street over S Brc Little Heart River	2024	40	Good
61ST Street over Rice Creek	1978	40	Good
74TH Ave over Drainage Area	1972	40	Fair
County Highway 83 over Creek	1948	40	Fair
County Highway 90 over Drainage Area	1968	40	Poor
County Road 134 over Cantapeta Creek	2023	40	Good
County Road 134 over Cantapeta Creek	2023	40	Good
County Road 137 over Creek	1975	40	Good
County Road 137 over Creek	1975	40	Fair
County Road 81 over Little Heart River	1983	40	Good
County Road 89 over Drainage Area	2016	40	Good
52ND St over Drainage Area	2005	35	Good
County Road 134 over Cantapeta Creek	1983	35	Good
Service Road over Creek	1961	35	Good
33RD St over Wilson Creek	1967	30	Poor
40TH Ave over Creek	1942	30	Poor
County Highway 83 over Heart River	1945	30	Fair
County Highway over Creek	2008	30	Good
County Highway over I-94/GECK Township Int	1961	30	Fair
County Highway over I-94/SWEET Briar Sep	1964	30	Fair
County Road 80 over N Branch Cantapeta Creek	1974	30	Fair
County Road 81 over Creek	2016	30	Good
26TH Ave over Chanta Peta Creek	1985	25	Good
34TH St over Drainage Area	1968	25	Poor
34TH Street over Square Butte Creek	1971	25	Poor
34th St over Drainage Area	1973	25	Fair
35TH Avenue over Louse Creek	1991	25	Fair
55th Ave. over Bn Railroad	1949	25	Fair
57TH Avenue over East Wilson Creek	2017	25	Good
58TH Avenue over Drainage Area	1966	25	Poor
64th St over Chanta Peta Creek	1979	25	Fair
64th Street over Creek	2006	25	Good
66th Ave over Big Muddy Creek	1985	25	Good
67TH Street over Louse Creek	1993	25	Fair
75th Ave over Drainage Area	1970	25	Good
CR135 over Chanta Peta Creek	1995	25	Good
CR135 over Creek	1973	25	Fair
CR89 over Creek	1970	25	Fair
Co Rd 137 over Little Heart River	1986	25	Good
County Highway over Drainage Area	1973	25	Fair
County Highway over I-94/CLASSEN Twnshp Sep	1961	25	Fair
County Highway over I-94/CUSTER Township Sep	1961	25	Fair
County Road 134 over Louse Creek	1982	25	Good
22ND Avenue over SE Br Little Heart River	1919	24	Poor
42ND St over Drainage Area	2016	24	Good
48th Avenue over Big Muddy Creek	1999	24	Good
74th ave over Heart Butte Creek	1936	24	Fair
Valley Road over Big Muddy Creek	1975	24	Fair
17TH Ave over NW Br Cantapeta Creek	1971	20	Poor
24TH Ave over S Br Little Heart River	1971	20	Fair
28 1/2TH Avenue over Dog Tooth Creek	1997	20	Fair
28th Avenue over Sweet Briar Creek	2012	20	Good
31ST Avenue over Creek	1973	20	Fair
33 1/2 St over Drainage Area	1966	20	Poor
35TH Avenue over Chanta Peta Creek	1969	20	Fair
36TH Street over Creek	1977	20	Fair
38TH St over Drainage Area	1967	20	Fair
38TH St over Muskrat Creek	1936	20	Fair
40th St over Muskrat Creek	1940	20	Fair
41ST Ave over Creek	1940	20	Fair
45th Ave over Sweet Briar Creek	1922	20	Poor
46th Street over Beaver Creek	1970	20	Good
57th St over SE Br Little Heart River	1971	20	Good
62nd Ave over Big Muddy Creek	1916	20	Fair
64TH St over NW Br Cantapeta Creek	1971	20	Good
75th Ave over Beaver Creek	1966	20	Fair
CR83 over Chanta Peta Creek	1994	20	Good
CR83 over Louse Creek	1996	20	Good
County Highway 87 over Hailstone Creek	1940	20	Poor
County Highway over Creek	2007	20	Good
County Highway over S Br Little Heart River	2017	20	Good
County Road 137 over Creek	1955	20	Fair
County Road 82 over Chanta Peta Creek	1919	20	Poor
County Road 82 over Little Heart River	1990	20	Fair
County Road 83 over Creek	1919	20	Fair
County Road 83 over Creek	1971	20	Fair
25TH Ave over Chanta Peta Creek	1979	15	Good
35th Street over Creek	1972	15	Fair
42nd Street over Drainage Area	1970	15	Good
43RD Avenue over Sweet Briar Creek	1970	15	Fair
57TH Ave over Wilson Creek	2009	15	Good
67TH St over Creek	1950	15	Fair
County Road 140 over Drainage Area	1969	15	Fair
19TH Ave over Little Heart River	2023	11	Good
25TH Ave. over Creek	1993	10	Good
26TH Ave over Creek	1919	10	Fair
26th Ave over Creek	1970	10	Fair
28TH Ave over Chanta Peta Creek	1968	10	Fair
31ST St over Drainage Area	1972	10	Fair
35TH St over Hailstorm Creek	1955	10	Fair
37TH St over Drainage Area	1955	10	Fair
37TH St over Wilson Creek	2020	10	Good
45th Ave over Drainage Area	1950	10	Fair
49 1/2 Avenue over Big Muddy Creek	1940	10	Poor
61ST Street over N Branch Cantapeta Creek	1919	10	Fair
68th Avenue over Heart Butte Creek	2021	10	Good
69TH St over Creek	1970	10	Fair
75th Ave over Drainage Area	1973	10	Fair
County Highway over Creek	1973	10	Fair
Judson St. over Creek	1940	10	Poor
31ST St over Hail Storm Creek	1966	5	Poor
34th Ave over Creek	1974	5	Fair
37TH Street over Creek	1936	5	Fair
37TH Street over Drainage Area	1919	5	Fair
38TH St over Drainage Area	1967	5	Poor
42 1/2 St over Big Muddy Creek	1955	5	Fair
44th Street over Simms Creek	1997	5	Good
58TH Street over SE Br Little Heart River	1971	5	Poor
County Highway over Atv Trail	1960	5	Poor
East Fulton Avenue over Branch of Knife River	1924	–	Poor

Source: FHWA National Bridge Inventory, 2025.

Morton County bridge conditions · North Dakota bridges by county.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.