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Every bridge in Rock County, Minnesota

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

266 inventoried bridges, busiest first

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

Rock County, Minnesota, has 266 bridges in the 2025 National Bridge Inventory: 217 rated good, 44 fair, and 5 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
I 90 over Spring Water Creek	1960	15,110	Fair
I 90 over Elk Creek	1964	11,392	Fair
I 90 over Beaver Creek	1960	11,300	Fair
I 90 over Beaver Creek	1971	11,300	Fair
I 90 over Stream	1964	9,344	Good
US 75 over I 90	1992	9,172	Fair
US 75 over Trib to Rock River	2014	7,872	Good
I 90 over BNSF RR	1960	7,555	Fair
I 90 over BNSF RR	1960	7,555	Fair
I 90 over Bnnr RR; Csah 4	1964	5,967	Fair
I 90 over Csah 9	1965	5,696	Good
I 90 over Rock River	1965	5,696	Fair
I 90 over Rock River	1965	5,696	Fair
I 90 over Csah 11	1964	5,250	Fair
I 90 over Bnnr RR; Csah 4	1964	5,100	Fair
I 90 over Csah 9	1965	4,900	Good
I 90 over Csah 11	1964	4,850	Fair
Csah 4 over Rock River	2008	3,350	Good
US 75 over Saters Creek	1932	2,925	Fair
Csah 4 over Rock River Overflow	2002	2,750	Good
Mn 23 over I 90	1960	2,000	Fair
Mn 23 over Spring Water Creek	1995	2,000	Fair
US 75 over Stream	1932	1,950	Fair
US 75 over Ash Creek	1927	1,802	Fair
Mn 23 over Split Rock Creek	1995	1,725	Good
Mn 23 over Stream	1995	1,725	Good
Mn 23 over Stream	1953	1,725	Fair
Mn 270 over BNSF RR	1967	1,403	Fair
Csah 4 over Elk Creek	1984	1,260	Good
Csah 4 over Stream	1925	1,260	Fair
Csah 37 over Stream	2005	1,246	Good
Csah 13 over Upper Mud Creek	2014	1,240	Good
Csah 7 over Mound Creek	1959	1,178	Fair
Csah 6 over Trib to Mud Creek	2023	1,173	Good
Mn 270 over Mud Creek	2010	1,125	Good
Csah 6 over I 90	1964	1,006	Poor
Csah 4 over Spring Brook	1999	1,000	Good
Csah 4 over Stream	1927	1,000	Good
Csah 4 over Stream	1927	1,000	Good
Csah 6 over Spring Brook	1957	920	Poor
Csah 13 over Blood Run	2014	914	Good
Csah 3 over I 90	1965	910	Poor
M 48 over Poplar Creek	1998	842	Good
Csah 17 over Beaver Creek	2017	825	Good
Csah 17 over Blood Run	1960	825	Fair
Csah 17 over Four Mile Creek	1996	825	Good
M 166 over Poplar Creek	1974	823	Good
Csah 10 over Ditch	1989	790	Good
Csah 10 over Stream	1989	790	Good
Csah 2 over Stream	2001	769	Good
Csah 2 over Stream	2001	769	Good
Csah 2 over Stream	2001	769	Good
T 52 over Stream	2003	761	Good
Csah 7 over Rock River	1969	729	Fair
Csah 7 over Stream	1976	729	Good
Csah 12 over Poplar Creek	2019	714	Good
Csah 3 over Stream	2009	590	Good
Csah 3 over Stream	2009	590	Good
Csah 4 over Stream	1927	590	Fair
Csah 4 over Stream	1927	590	Good
Csah 5 over Little Beaver Creek	1971	556	Fair
Csah 1 over Kanaranzi Creek	2024	479	Good
Csah 1 over Ash Creek	1991	466	Good
Csah 1 over Ash Creek Overflow	1991	466	Good
Csah 1 over Rock River	1968	466	Fair
Csah 1 over Rock River Overflow	1991	466	Good
Csah 1 over Unnamed Stream	2014	466	Good
Csah 8 over Mound Creek	1960	454	Poor
Csah 8 over Rock River	2010	454	Good
Csah 3 over Champepadan Creek	1999	420	Good
Csah 6 over Beaver Creek	1972	355	Fair
Csah 7 over Beaver Creek	1972	337	Good
Csah 9 over Elk Creek	2025	333	Good
Csah 3 over Kanaranzi Creek	2000	325	Good
Csah 3 over Stream	2013	325	Good
Csah 9 over Stream	2012	325	Good
Csah 9 over Stream	1996	325	Good
Csah 8 over Beaver Creek	2015	309	Good
Csah 8 over Little Beaver Creek	1970	309	Good
Csah 16 over Rock River	2009	307	Good
Csah 3 over Elk Creek	2010	305	Good
Csah 3 over Stream	2015	305	Good
Csah 5 over Beaver Creek	1956	304	Good
M 75 over Rock River Overflow	2005	297	Good
M 75 over Stream	1910	297	Fair
Csah 7 over Stream	2021	285	Good
Csah 8 over Champepadan Creek	2012	276	Good
Csah 8 over Stream	1938	276	Fair
Csah 20 over Beaver Creek	2005	266	Good
Csah 20 over Little Beaver Creek	1952	266	Fair
Csah 20 over Stream	1952	266	Fair
Csah 7 over Stream	1959	240	Fair
Csah 9 over Stream	1965	240	Fair
T 10 over Mound Creek	2003	211	Good
Csah 17 over Beaver Creek	2004	205	Good
Csah 15 over Trib to Rock River	2019	170	Good
Csah 5 over Spring Water Creek	1998	170	Good
Csah 5 over Stream	1998	170	Good
Service Rd over Stream	2000	170	Good
Csah 15 over Kanaranzi Creek	2015	167	Good
M 50 over Poplar Creek	1998	155	Good
CR 65 over Stream	1972	140	Good
Csah 11 over Stream	1988	136	Good
Csah 9 over Champepadan Creek	1971	124	Good
Csah 7 over Split Rock Creek	1973	105	Fair
T 148 over Spring Water Creek	2013	105	Good
Csah 19 over Stream	1960	103	Poor
T 64 over Stream	1981	100	Good
Csah 15 over Rock River	1991	99	Good
Csah 9 over Stream	1974	98	Good
T 2 over Kanaranzi Creek	2010	91	Good
T 8 over I 90	1965	90	Good
CR 52 over BNSF Railroad	2020	85	Good
T 84 over Elk Creek	1979	82	Good
CR 55 over I 90	1965	81	Fair
CR 55 over Mn Southern RR	2012	81	Good
T 100 over Beaver Creek	1988	80	Good
Csah 15 over Mud Creek	1976	79	Good
M 29 over Stream	1992	73	Good
T 81 over Rock River	2000	71	Good
T 23 over Mud Creek	1982	70	Fair
T 17 over Mud Creek	1995	69	Good
T 58 over Beaver Creek	1985	69	Fair
T 32 over Mud Creek	1980	68	Good
T 32 over Stream	1983	68	Good
T 70 over Beaver Creek	1982	67	Good
T 73 over Rock River	2008	67	Good
T 100 over Little Beaver Creek	1980	66	Good
T 26 over Ash Creek	1982	66	Good
T 23 over Blood Run	1990	65	Good
CR 66 over Stream	1986	62	Good
T 68 over Stream	2002	62	Good
T 85 over Stream	1980	62	Good
Csah 11 over Little Beaver Creek	2024	61	Good
Csah 9 over Stream	1974	61	Good
T 20 over Ash Creek	1995	61	Good
Csah 11 over Little Beaver Creek	2015	56	Good
M 11 over Spring Brook	1911	56	Fair
T 65 over Rock River	2003	56	Good
CR 58 over Overflow to the Rock R	2006	55	Good
CR 58 over Overflow to the Rock R	2006	55	Good
CR 58 over Rock River	1996	55	Good
T 60 over Stream	1998	55	Good
T 64 over Little Beaver Creek	1987	55	Good
T 65 over Stream	2003	55	Good
T 60 over Little Beaver Creek	1997	53	Good
T 83 over Stream	1997	53	Good
T 83 over Stream	1992	53	Good
T 20 over Mud Creek	1996	52	Good
T 25 over Stream	1999	51	Good
T 137 over Beaver Creek	2003	50	Good
T 35 over Stream	2005	50	Good
T 52 over Stream	2002	50	Good
T 82 over Split Rock Creek	1978	50	Fair
Csah 11 over Little Beaver Creek	2024	49	Good
Csah 19 over Stream	1938	49	Fair
T 1 over Kanaranzi Creek	2008	49	Good
T 111 over Devils Gulch Creek	2014	49	Good
T 146 over Stream	2015	49	Good
T 17 over Stream	1998	49	Good
T 18 over Stream	2012	49	Good
T 20 over Stream	1996	49	Good
T 31 over Elk Creek	2018	49	Good
T 33 over Trib Rock River	2023	49	Good
T 38 over Four Mile Creek	2008	49	Good
T 39 over Four Mile Creek	2008	49	Good
T 402 over Stream	2012	49	Good
T 55 over Mound Creek	2016	49	Good
T 58 over Stream	2013	49	Good
T 64 over Beaver Creek	1991	49	Good
T 64 over Unnamed Creek	2014	49	Good
T 70 over Stream	2006	49	Good
T 73 over Stream	2014	49	Good
T 76 over Unnamed	2014	49	Good
T 76 over Unnamed Stream	2014	49	Good
T 8 over Stream	2019	49	Good
T 52 over Beaver Creek	2006	48	Good
T 52 over Springwater Creek	1994	48	Good
T 60 over Stream	1998	48	Good
T 93 over Stream	2000	47	Good
T 23 over Stream	2001	46	Good
T 84 over Champepadan Creek	1986	45	Fair
Csah 21 over Rock River	1979	44	Fair
Csah 21 over Stream	2010	44	Good
CR 51 over Split Rock Creek	1996	43	Good
CR 51 over Stream	1993	43	Good
CR 51 over Trib to Split Rock Creek	1996	43	Good
T 403 over Ash Creek	2006	43	Good
T 42 over Beaver Creek	2013	42	Good
T 7 over Stream	1982	42	Good
T 86 over Stream	1995	42	Good
CR 53 over Mud Creek	1995	41	Good
CR 53 over Stream	2000	41	Good
M 11 over Mound Creek	1980	41	Good
T 18 over Mud Creek	1999	41	Good
T 18 over Mud Creek	2002	41	Good
T 92 over Stream	1996	41	Good
CR 59 over Stream	2015	40	Good
CR 59 over Trib to Split Rock Creek	2019	40	Good
T 20 over Ash Creek	2006	40	Good
T 55 over Stream	2006	40	Good
T 60 over Stream	1983	40	Good
T 89 over Stream	1997	39	Good
T 4 over Stream	1996	38	Good
T 42 over Spring Water Creek	2002	38	Good
CR 65 over Unnamed Stream	2020	36	Good
T 137 over Stream	1984	35	Good
T 142 over Beaver CREEK	2001	35	Good
T 142 over Beaver Creek	2001	35	Good
T 64 over Stream	2004	35	Good
T 92 over Stream	2005	35	Good
T 36 over Mud Creek	1999	34	Good
T 37 over Stream	1987	34	Good
T 56 over Stream	1998	34	Good
T 63 over Stream	1995	33	Good
T 114 over Little Beaver Creek	1998	32	Good
T 129 over Ash Creek	2002	32	Good
T 58 over Little Beaver Creek	1984	32	Good
T 73 over Stream	1996	32	Good
CR 55 over Elk Creek	2015	31	Good
CR 55 over Trib to Rock River	2020	31	Good
T 17 over Stream	1997	31	Good
T 23 over Stream	2001	31	Good
T 80 over Split Rock Creek	1996	31	Good
T 24 over Stream	2004	30	Good
T 45 over Elk Creek	1982	30	Good
T 73 over Stream	1998	30	Good
Csah 16 over Elk Creek	2011	29	Good
Csah 16 over Stream	2012	29	Good
T 1 over Stream	1995	28	Good
T 106 over Stream	1984	28	Good
T 57 over Elk Creek	2000	28	Good
T 57 over Stream	1989	28	Good
T 102 over Stream	1995	25	Good
T 108 over Stream	1995	25	Good
T 36 over Stream	2003	25	Good
T 50 over Spring Water Creek	1989	25	Good
T 60 over Beaver Creek	1997	25	Good
T 60 over Stream	2000	25	Good
T 75 over Stream	1987	25	Good
T 89 over Stream	1997	25	Good
T 67 over Beaver Creek	1996	22	Good
CR 59 over Stream	2015	21	Good
T 77 over Stream	2002	21	Good
T 106 over Stream	1983	20	Good
T 110 over Stream	2004	20	Good
T 110 over Stream	2005	20	Good
T 110 over Stream	2005	20	Good
T 16 over Stream	2000	20	Good
T 19 over Four Mile Creek	1992	20	Good
T 39 over Blood Run	2006	20	Good
T 67 over Beaver Creek	1983	20	Good
T 86 over Champepadan Creek	1998	20	Good
T 135 over Stream	2001	18	Good
T 26 over Stream	1995	17	Good
T 36 over Stream	1995	17	Good
T 4 over Elk Creek	1999	17	Good
T 89 over Elk Creek	2001	17	Good
T 38 over Blood Run	2002	15	Good
T 12 over Stream	1998	13	Good
T 72 over Split Rock Creek	1983	11	Fair
T 76 over Split Rock Creek	2017	11	Good
T 107 over Stream	1993	10	Good
M 20 over Unnamed Stream	2019	1	Good
M 43 over Ditch	2023	1	Good
T 73 over Stream	2014	1	Good

Source: FHWA National Bridge Inventory, 2025.

Rock County bridge conditions · Minnesota bridges by county.

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