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Every bridge in Monroe County, Michigan

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

299 inventoried bridges, busiest first

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

Monroe County, Michigan, has 299 bridges in the 2025 National Bridge Inventory: 93 rated good, 166 fair, and 40 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-75 over Conrail Raisin R Front	1955	67,800	Poor
I-75 over NS & Cn Railroad	1956	65,200	Good
I-75 over Norfolk Southern RR	1955	65,200	Fair
I-75 over Sandy Creek Rd	1955	65,200	Fair
I-75 over Norfolk Southern RR	1955	63,962	Fair
I-75 over Paper Co Water Mains	1955	63,962	Fair
I-75 over Cn Gtw & NS Rrs	1954	63,766	Fair
I-75 over Little Lake Creek	2020	58,900	Good
I-75 over Sulphur Creek	2024	58,600	Good
I-75 (NB Ex Ramp) over Laplaisance Creek	1975	51,000	Fair
I-75 NB over Stony Creek	2015	36,850	Good
I-75 SB over Stony Creek	2016	36,850	Good
US-23 over M-50	1958	34,524	Fair
I-75 NB over Plum Creek	1955	31,883	Fair
I-75 SB over Plum Creek	1955	31,883	Fair
I-75 SB over Huron River	2009	31,814	Good
US-23 over Lockwood Creek	1959	31,260	Fair
I-75 NB over Laplaisance Creek	1954	30,558	Fair
I-75 NB over Otter Creek	2023	30,558	Good
I-75 SB over Laplaisance Creek	1954	30,558	Fair
I-75 NB over Muddy Creek	2023	30,215	Good
I-75 SB over Muddy Creek	2024	29,300	Good
I-75 SB over Otter Creek	2024	29,300	Fair
US-24 over Raisin River & Elm Ave	1988	27,951	Fair
I-75 NB over Halfway Creek	2019	27,900	Good
I-75 SB over Halfway Creek	2020	27,900	Good
I-75 NB over Bay Creek	2019	27,575	Good
I-75 NB over Bay Creek Rd	2019	27,575	Good
I-75 NB over Gtw RR	2019	27,575	Good
I-75 SB over Bay Creek	2020	27,575	Good
I-75 SB over Bay Creek Rd	2020	27,575	Good
I-75 SB over Gtw RR	2020	27,575	Good
I-275 over Little Swan Creek	1968	27,104	Good
I-75 NB over Huron River	2009	26,929	Good
I-75 NB over Sandy Creek	2015	25,200	Good
I-75 SB over Sandy Creek	2016	25,200	Good
I-75 NB over Swan Creek	1954	25,163	Fair
I-75 SB over Swan Creek	1954	25,163	Fair
US-24 over Huron River	2001	24,306	Fair
US-24 over Little Sandy Creek	2012	22,800	Good
M-125 over Raisin River	1927	21,209	Fair
Nadeau Rd over I-75	2022	19,950	Good
US-23 NB over Saline River	1961	19,825	Fair
US-23 SB over Saline River	1948	19,825	Fair
US-24 over Stony Creek	1931	19,500	Poor
US-23 NB over Ten Mile Creek	1959	19,270	Fair
US-23 SB over Ten Mile Creek	1959	19,270	Fair
I-275 NB over Conrail	1973	19,015	Fair
I-275 NB over Gtw RR	1973	19,015	Fair
I-275 NB over Newburg Rd	1973	19,015	Fair
I-275 SB over Conrail	1973	19,015	Fair
I-275 SB over Gtw RR	1973	19,015	Fair
I-275 SB over Newburg Rd	1973	19,015	Fair
I-275 over N Br Swan Creek	1973	19,015	Fair
I-275 over Swan Creek	1973	19,015	Fair
M-125 over Plum Creek	1985	18,902	Fair
US-24 over CSX RR	1925	18,282	Fair
US-24 over Sandy Creek	2006	18,282	Fair
I-275 NB over Telegraph Rd (US-24)	1973	18,279	Fair
I-275 SB over Telegraph Rd (US-24)	1973	18,279	Fair
US-23 NB over N Br Ten Mile Creek	1959	18,124	Fair
US-23 SB over N Br Ten Mile Creek	1959	18,124	Fair
US-24 over Plum Creek	2000	17,875	Fair
US-23 NB over River Raisin	1958	17,262	Fair
US-23 SB over River Raisin	1958	17,262	Fair
US-23 NB over Bear Creek	1961	16,735	Fair
US-23 NB over Middle Br Macon River	1961	16,735	Fair
US-23 NB over N Br Macon River	1961	16,735	Fair
US-23 NB over S Br Macon River	1961	16,735	Fair
US-23 SB over Bear Creek	1961	16,735	Fair
US-23 SB over Middle Br Macon River	1961	16,735	Fair
US-23 SB over N Br Macon River	1961	16,735	Fair
US-23 SB over S Br Macon River	1961	16,735	Fair
US-23 NB over Indiana & Ohio RR	1958	16,733	Poor
US-23 SB over Indiana & Ohio RR	1958	16,733	Fair
I-75NB to I-275NB over I-75	1973	15,020	Fair
North Dixie Hwy over I-75	1956	15,000	Fair
M-125 over Little Sandy Creek	2005	14,211	Good
M-125 over Sandy Creek	2005	14,211	Good
Lewis Ave over Indian Creek	1976	12,430	Fair
Newport Rd over I-75	2022	12,400	Good
US-24 over Ann Arbor RR	1938	11,702	Fair
US-24 over Indian Creek	1925	11,702	Poor
North Dixie Hwy over Sandy Creek	1976	11,338	Fair
US-24 over Little Swan Creek	1922	10,923	Good
US-24 over Swan Creek	1922	10,923	Fair
Sterns Rd over Ottawa Lake Outlet	1997	10,500	Good
North Dixie Hwy over Stony Creek	1966	9,388	Good
M-50 over River Raisin	1937	9,360	Fair
Roessler Street over River Raisin	1970	9,200	Fair
US-223 over US-23	1959	8,550	Fair
North Dixie Hwy over Walker Drain	1988	8,479	Fair
M-125 over Otter Creek	1964	8,305	Fair
Smith Road over Halfway Creek	1960	8,220	Fair
US-24 over Otter Creek	1924	7,446	Poor
S Huron R Dr over I-75	2008	7,300	Good
US-24 over Little Lake Creek	2018	7,265	Good
Laplaisance Road over Laplaisance Creek	1988	7,130	Poor
M-50 over S Br Macon River	1953	6,646	Fair
North Custer Rd over Willow Run	1928	6,582	Poor
M-125 I-75 Conn over Little Lake Creek	1937	6,400	Fair
Vivian Rd over Sandy Creek	1976	6,120	Good
Sterns Rd over US-23	1959	6,030	Poor
Raisinville Rd over River Raisin	1968	5,940	Fair
Macomb Street over River Raisin	1920	5,860	Good
Luna Pier Rd over I-75	1956	5,819	Good
M-125 over Indian Creek	1934	5,815	Poor
E Elm Avenue over Mason Run Drain	1927	5,435	Fair
Blue Bush Road over Little Sandy Creek	1980	5,160	Fair
North Dixie Hwy over Little Swan Creek	2002	5,090	Good
Winchester Street over River Raisin	1971	4,823	Good
Douglas Rd over Halfway Creek	1975	4,326	Fair
Wabash Street over Saline River	1937	4,100	Fair
Laplaisance Rd over Plum Creek	1928	4,010	Fair
Summit St over Shantee Creek	1936	3,680	Fair
Carleton Rockwood over Swan Creek	1964	3,630	Good
Laplaisance Rd over I-75	2021	3,500	Good
Herr Road over Plum Creek	1965	3,320	Fair
I-75 Conn over NS & Gtw RR	1938	3,200	Poor
Milan Oakville Rd over Thayer Drain	1980	3,200	Fair
Ann Arbor Road over Macon River	1947	3,140	Fair
Lewis Ave over Lockwood Drain	2022	3,140	Good
Raisinville Rd over Plum Creek	2007	3,060	Good
Grafton Road over Swan Creek	1926	3,030	Fair
Summerfield Rd over US-23	2017	2,800	Good
Old US-223 over Belle Drain	2003	2,790	Fair
Ann Arbor Road over Bear Swamp Creek	1947	2,766	Fair
Grafton Road over N Branch Swan Creek	1926	2,730	Fair
I-75 &m-125 Conn over I-75	1975	2,700	Fair
Ida Maybee Rd over Mill Race	1958	2,666	Fair
Ida Maybee Rd over River Raisin	1958	2,666	Fair
I-75 & M-125 Conn over Flat Creek	1975	2,600	Good
Dunbar Road over Pitts Creek	1980	2,550	Fair
Raisinville Road over Mason Run Drain	1963	2,490	Fair
Raisinville Road over Willow Run Drain	1963	2,490	Fair
Albain Road over Laplaisance Creek	1955	2,410	Fair
Ann Arbor Road over North Macon Creek	1947	2,378	Good
Cone Rd over US-23	1961	2,250	Fair
Brandon Rd over Swan Creek	1965	2,210	Fair
Lavoy Road over Indian Creek	2012	2,150	Good
Oakville Waltz Rd over Swan Creek	1989	2,126	Good
Oakville Waltz Rd over Stony Creek	2003	2,124	Good
Oakville Waltz Rd over Stony Creek Overflow	2003	2,124	Good
Exeter Rd over Stony Creek	1973	2,080	Fair
Kentucky Avenue over Plum Creek	1956	2,080	Fair
Ida West Rd over US-23	1958	2,070	Poor
Hurd Rd over I-75	1956	1,970	Fair
Seventh Street over French Creek	2008	1,940	Good
Deerfield Rd over River Raisin	1963	1,920	Poor
Summit Street over Halfway Creek	1991	1,912	Good
Otter Creek Rd over I-75	1974	1,875	Fair
Carleton-rockwood over I-275	1973	1,870	Fair
Sumpterroad over Stony Creek	1966	1,820	Fair
Cone Rd over North Macon Creek	1950	1,770	Fair
US Turnpike over Mouillee Creek	2006	1,768	Good
War Road over Stony Creek	1982	1,550	Poor
Strasburg Road over Pitts Drain	1975	1,530	Fair
I-75 Ramp B over I-75	1976	1,456	Fair
Sigler Rd over Little Swan Creek	1978	1,380	Good
Suder Road over Halfway Creek	1994	1,362	Fair
Sterns Rd over I-75	2009	1,360	Good
Secor Rd over Lockwood Drain	2013	1,340	Good
Wabash Rd over North Macon Creek	1948	1,330	Good
Suder Road over Hooper Run Drain	2006	1,329	Good
Stowell Rd over Macon River	1964	1,300	Fair
Dennison Road over North Macon Creek	1929	1,250	Poor
I-275 SB over I-75	1973	1,210	Fair
Bigelow Rd over Saline River	1966	1,180	Fair
Erie Rd over I-75	2020	1,127	Good
Ready Road over Swan Creek	2015	1,110	Good
Hurd Road over Sandy Creek	2003	1,090	Good
Mentel Rd over Stony Creek	1929	1,047	Fair
Stone Road over Sandy Creek	1979	1,038	Fair
Ida Center Rd over US-23	1958	1,030	Fair
Dixon Rd over US-23	1959	980	Fair
Strasburg Road over Otter Creek	1935	965	Fair
Sherman Rd over US-23	1961	957	Fair
Strasburg Rd over Lockwood Drain	1935	937	Fair
Eastwood Road over Plum Creek	2017	930	Good
Ostrander Rd over Macon Drain	1950	926	Fair
Ida Center Road over Lockwood Drain	2021	920	Good
Petersburg Rd over River Raisin	1959	920	Good
Cone Rd over Warren Lewis Drain	2004	890	Good
Milan-oakville Rd over US-23	1950	881	Fair
Day Road over Macon Drain	1960	855	Fair
Sigler Rd over Swan Creek	1972	850	Poor
Carleton West Rd over Disbrow Drain	2003	820	Good
Cone Rd over Milan Center Drain	2001	790	Good
Drew Street over Swan Creek	2015	770	Good
Ostrander Rd over Saline River	1970	770	Fair
Plank Rd over US-23	1961	770	Good
Ready Rd over I-275	1973	700	Fair
Temperance Road over Halfway Creek	1980	700	Good
Petersburg Road over Little Raisin River	1978	689	Fair
Ready Rd over I-75	1956	680	Poor
Brewer Rd over Swamp Raisin Drain	1967	670	Fair
Gruber Road over Sandy Creek	2001	670	Good
Mortar Creek Rd over I-75	1974	610	Fair
Sylv Petersburg Rd over Ottawa Lake Outlet	2002	590	Good
Head-o-lake Rd over Ottawa Lake Outlet	2002	570	Good
Section Road over Ottawa Lake Outlet	1992	532	Fair
Consear Rd over US-23	1959	530	Poor
Labo Rd over I-275	1973	500	Poor
Petersburg Rd over So Br Macon Dr	1958	500	Fair
Petersburg Rd over Swamp Raisin Drain	1956	500	Fair
Sherman Road over Saline River	1981	500	Fair
Dennison Rd over Middle Branch Macon Drai	2017	484	Good
Ottawa Lake Road over Ottawa Lake Drain	1900	480	Poor
Newport Rd over I-275	1973	460	Fair
Wilcox Road over South Branch Macon River	2008	460	Good
Hicker Road over Ottawa Lake Outlet	1960	440	Poor
Dennison Rd over N Dr Mid Br Macon R	2011	430	Good
Dennison Rd over Bear Swamp Creek	1997	420	Fair
Dunbar Rd over I-75	1955	400	Fair
Newburg Road over N Branch Swan Creek	1999	400	Fair
Yax Road over Sandy Creek	1982	390	Fair
Cousino Rd over Muddy Creek	1927	380	Fair
Dennison Rd over South Branch Macon Drain	1983	366	Poor
Knab Rd over Otter Creek	1964	360	Poor
Allen Cove Road over Muddy Creek	1980	355	Good
Laplaisance Road over Woodchuck Creek	2003	350	Good
Rauch Rd over US-23	1959	330	Poor
Stoneybrook Lane over Indian Creek	1979	323	Poor
Sigler Rd over I-275	1973	300	Fair
Cone Rd over Milan-macon Drain	1970	290	Fair
Milwaukee Rd over US-23	1961	290	Fair
Kelly Road over Muddy Creek	1986	280	Poor
Platt Road over North Macon Creek	1974	280	Good
Post Rd over I-75	1975	270	Fair
Sigler Rd over I-75	1954	270	Poor
Brewer Rd over Swamp Raisin Creek	2009	260	Good
Swan Creek Road over Little Swan Creek	1997	260	Good
Todd Road over Lockwood Drain	1979	260	Poor
Brewer Rd over US-23	1959	250	Fair
Hickory Creek Dr over Indian Creek	2004	250	Good
Colf Road over Swan Creek	1995	240	Fair
Gaynier Rd over I-75	1974	240	Fair
Maxwell Road over Swan Creek	1960	240	Poor
Douglas Road over Lockwood Drain	1960	230	Fair
Goutz Road over Otter Creek	1977	230	Poor
Rawsonville Road over Stony Creek	1984	230	Fair
Sheick Road over Sandy Creek	1985	230	Fair
Bay Creek Road over Bay Creek	1971	220	Poor
Kruse Road over Lockwood Drain	1980	220	Poor
Sweitzer Road over Swan Creek	1982	220	Poor
Platt Road over Bear Swamp Creek	1950	214	Fair
Wilcox Road over Mid. Branch Macon Drain	1976	210	Good
Lenawee Road over Swamp Raisin Creek	1960	198	Poor
Jeffs Road over Ottawa Lake Outlet	1964	191	Fair
Maxwell Road over Little Swan Creek	1986	188	Fair
Doty Road over N Br Willow Run	1981	180	Fair
Timbers Road over Stony Creek	1978	180	Fair
Finzel Road over Stony Creek	2023	175	Good
Davis Road over Little River Raisin	1979	171	Fair
Finzel Road over Stony Creek Overflow	2009	170	Good
Petersburg Road over North Macon Creek	1983	170	Fair
Wassanova Rd over Laudenschlager Drain	1981	170	Good
Colf Road over Swan Creek	1995	160	Fair
Burns Road over Swan Creek	1998	157	Good
Geiger Road over Lockwood Drain	1984	155	Fair
Bay Creek Road over Flat Creek	1957	140	Good
Bay Creek Road over Little Lake Creek	1955	140	Fair
S Otter Creek Road over Lockwood Drain	1930	130	Poor
Martinsville Road over Swan Creek	1976	129	Fair
Mallard Ave over Little Swan Creek	2001	122	Good
Turk Road over Ottawa Lake Outlet	2005	120	Good
Exeter Road over Swan Creek	2002	110	Good
Lenawee Co Line Rd over Milan-macon Drain	1929	110	Poor
Lenawee Co Line Rd over N Dr Mid Br Macon R	1994	110	Fair
Allison Road over Saline River	1961	100	Poor
Lenawee Co.line Rd over S Branch Macon Drain	1950	100	Fair
Hack Road over North Macon Creek	1983	87	Fair
Dennison Road over Swamp Raisin Creek	2005	80	Good
Minx Road over N Br Otter Creek	1988	80	Fair
Petersburg Road over Milan Center Drain	1980	80	Fair
Oelke Road over Saline River	1990	78	Fair
Sweitzer Road over Little Swan Creek	2019	70	Good
Rea Road over North Macon Drain	1993	67	Fair
Rea Road over Middle Branch Macon Drai	1990	65	Fair
Snell Road over Saline River	1993	65	Poor
Hickory Creek Dr over Indian Creek Overflow	2004	60	Fair
Redman Road over North Macon Creek	1987	60	Fair
Hiser Road over Middle Branch Macon Drai	1990	54	Fair
Bragg Road over Swamp Raisin Creek	1930	50	Poor
Hiser Road over North Macon Drain	1998	50	Good
Hiser Road over Vanderventer Drain	1973	50	Fair
Petersburg Road over Bear Swamp Creek	2007	50	Good
Platt Road over Milan Center Drain	1980	50	Fair
Minx Road over Lockwood Drain	1987	40	Fair
Petersburg Road over Middle Branch Macon Drai	1990	40	Fair
Far Road over Macon - Milan Drain	1968	37	Fair
N County Line Road over North Macon Creek	1910	30	Poor
Collins Road over North Macon Drain	1897	21	Fair
Blohm Road over Plum Creek	1990	20	Fair
Couper Road over Bear Swamp Creek	1950	20	Fair
Far Road over North Macon Drain	1990	20	Fair
Labo Road over Swan Creek	1995	20	Good
Day Road over Saline River	1937	16	Poor
North Dixie Hwy over Swan Creek	1942	–	Fair

Source: FHWA National Bridge Inventory, 2025.

Monroe County bridge conditions · Michigan bridges by county.

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