Total Bridges
1,188
Public highway bridges in Michigan
State profile · Above median Poor share
Michigan bridge safety
Condition ratings, load ratings, and Poor-condition data for every public highway bridge in Michigan, based on the FHWA National Bridge Inventory.
- 1,188
- Public bridges
- 28.4%
- Good condition
- 8.9%
- Poor condition
Data updated May 2026
Good Condition
28.4%
337 bridges rated 7-9
-21.6pp vs 50% benchmark
Poor Condition
8.9%
106 bridges whose lowest applicable component is rated 0-4
1.9pp vs national avg 7.0%
Michigan vs national bridge condition
Michigan - Good condition share 28.4%
National avg
Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).
Michigan - Poor-condition share 29.7%
National avg
Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.
Condition Distribution
Counties (83)
Alcona 8 Alger 9 Allegan 25 Alpena 3 Antrim 0 Arenac 2 Baraga 9 Barry 10 Bay 10 Benzie 3 Berrien 22 Branch 9 Calhoun 16 Cass 3 Charlevoix 3 Cheboygan 7 Chippewa 12 Clare 13 Clinton 9 Crawford 5 Delta 5 Dickinson 0 Eaton 8 Emmet 4 Genesee 15 Gladwin 6 Gogebic 11 Grand Traverse 5 Gratiot 10 Hillsdale 3 Houghton 9 Huron 4 Ingham 5 Ionia 3 Iosco 0 Iron 8 Isabella 12 Jackson 3 Kalamazoo 12 Kalkaska 0 Kent 37 Keweenaw 0 Lake 0 Lapeer 13 Leelanau 2 Lenawee 3 Livingston 6 Luce 2 Mackinac 7 Macomb 21 Manistee 2 Marquette 8 Mason 4 Mecosta 2 Menominee 2 Midland 10 Missaukee 2 Monroe 9 Montcalm 7 Montmorency 3 Muskegon 5 Newaygo 7 Oakland 49 Oceana 3 Ogemaw 0 Ontonagon 5 Osceola 3 Oscoda 1 Otsego 2 Ottawa 7 Presque Isle 2 Roscommon 5 Saginaw 4 Sanilac 1 Schoolcraft 16 Shiawassee 2 St. Clair 14 St. Joseph 8 Tuscola 29 Van Buren 17 Washtenaw 93 Wayne 460 Wexford 14
Michigan vs nearby ranks
Adjacent states by Poor-condition share (lower share = better)
States are ranked by the share of bridges whose lowest applicable component rating is 4 or below. This describes recorded condition; it does not measure funding effectiveness or live crossing safety. States here sit immediately above and below Michigan on the same metric.
MA
Massachusetts
7.96% top marginal rate
MO
Missouri
8.53% top marginal rate
MI
Michigan
8.92% top marginal rate
AK
Alaska
10.12% top marginal rate
PA
Pennsylvania
10.50% top marginal rate
Bridges Needing Most Attention in Michigan
Six lowest-condition bridges in Michigan, ranked by the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.
STEVENSON ROAD
PoorOver: S BR PINE RIVER
0.5 MI W OF NINE MILE RD, Bay, MI
Built 1970 Load: 0.3 t ADT: 150
NO 19 ROAD
PoorOver: MANISTEE RIVER
SECTION 28 T24N R11W, Wexford, MI
Built 1906 Load: 2.9 t ADT: 106
PARKE LANE ROAD
PoorOver: THOROFARE CH(GROSSE ILE)
GROSSE ILETWP S/BRIDGE ST, Wayne, MI
Built 1930 Load: 3.2 t ADT: 1,365
STREICHER ROAD
PoorOver: SILVER CREEK
BROWNSTOWN S/HURON RIV DR, Wayne, MI
Built 1936 Load: 7.8 t ADT: 253
REECK ROAD
PoorOver: SEXTON-KILFOIL DRAIN
IN ALLEN PARK, Wayne, MI
Built 1960 Load: 7.8 t ADT: 5,600
LOG ROAD
PoorOver: SOUTH BR SWAN CREEK
BETHEL TWP SEC 8, Branch, MI
Built 1982 Load: 8.1 t ADT: 110
All Bridges in Michigan
E N HINES DRIVE
PoorOver: MIDDLE ROUGE RIVER
WESTLAND E/MERRIMAN, Wayne, MI
Built 1952 Load: 12.3 t ADT: 14,193
MARR ROAD
PoorOver: S BR SHIAWASSEE RIVER
SEC 10 HOWELL TWP, Livingston, MI
Built 1937 Load: 12.6 t ADT: 348
FERRY STREET
PoorOver: THOROFARE CANAL
GROSSE ILE E/MERIDIAN, Wayne, MI
Built 1947 Load: 12.6 t ADT: 971
SHARON VALLEY RD
PoorOver: RAISIN RIVER
SHARON TWP SEC. 33, Washtenaw, MI
Built 1960 Load: 12.9 t ADT: 151
MESSER ROAD
PoorOver: COLDWATER RIVER
0.46 MI N OF E BROWN RD, Barry, MI
Built 1972 Load: 13.6 t ADT: 50
COBURN ROAD
PoorOver: CEDAR CREEK
0.25 MI W OF MCKEOWN ROAD, Barry, MI
Built 1970 Load: 13.6 t ADT: 100
USFS RTE 2251
PoorOver: NORTH BR STUTTS CREEK
2 MI SW OF SHINGLETON, Schoolcraft, MI
Built 1951 Load: 13.6 t ADT: 15
BRAND AVENUE
PoorOver: NORTH BR TOBACCO RIVER
SEC 16-17 ARTHUR TWP, Clare, MI
Built 1939 Load: 13.9 t ADT: 280
NOSTWICK ROAD
PoorOver: BETSIE RIVER
4MI N 2.5MI E OF THMPSNVL, Benzie, MI
Built 1900 Load: 14.3 t ADT: 95
NORTHVILLE ROAD
PoorOver: MIDDLE ROUGE RIVER
NORTHVILE T S/SIX MILE, Wayne, MI
Built 1922 Load: 14.3 t ADT: 8,758
SHELDON ROAD
PoorOver: SINES DRAIN
CANTON N/MICHIGAN, Wayne, MI
Built 1935 Load: 14.6 t ADT: 2,100
LONG ISLAND COURT
PoorOver: UNNAMED CANAL
SEC. 22 IRA TWP, St. Clair, MI
Built 1982 Load: 14.9 t ADT: 350
YOUNG DRIVE
PoorOver: W GIBRALTAR WATERWAY
EAST OF WORTH, Wayne, MI
Built 1990 Load: 16.5 t ADT: 380
CASS CITY ROAD
PoorOver: SOUTHGATE DRAIN
SEC 19-30 AKRON TWP, Tuscola, MI
Built 1945 Load: 16.7 t ADT: 77
DAUBER ROAD
PoorOver: FAWN RIVER
NOBLE TWP SEC 18, Branch, MI
Built 1971 Load: 17.2 t ADT: 315
JORDAN ROAD
PoorOver: LITTLE THORNAPPLE RIVER
400 FT E OF MARTIN RD, Barry, MI
Built 1972 Load: 18.5 t ADT: 100
SNOVER ROAD
PoorOver: BEACH DRAIN
SEC 22-27 FREMONT TWP, Tuscola, MI
Built 1935 Load: 18.9 t ADT: 540
EAST-WEST RD
PoorOver: ROXBURY CREEK
12 MI N ECKERMAN, Chippewa, MI
Built 1947 Load: 19.1 t ADT: 30
EAST-WEST RD
PoorOver: NAOMIKONG CR
10 MI N OF STRONGS, Chippewa, MI
Built 1947 Load: 19.1 t ADT: 30
EVANSTON RD
PoorOver: BLACK CREEK
0.1 MI E OF CHATTERSON RD, Muskegon, MI
Built 1963 Load: 19.1 t ADT: 1,400
SWAN DRIVE
PoorOver: SWAN CHANNEL
GROSSE ILE W/S POINTE DR, Wayne, MI
Built 1956 Load: 19.1 t ADT: 200
OLD-27
PoorOver: NOTTAWA CREEK
FREDONIA TWP SEC 35, Calhoun, MI
Built 1930 Load: 19.4 t ADT: 1,797
NO DATA ENTERED
PoorOver: S BRANCH STUTTS CREEK
T44N, R17W, SEC. 6, Schoolcraft, MI
Built 1996 Load: 19.4 t ADT: 50
CROSS STREET
PoorOver: HURON RIVER
IN CITY OF YPSILANTI, Washtenaw, MI
Built 1984 Load: 19.4 t ADT: 5,000
CHESTNUT
PoorOver: CLAM RIVER
IN CADILLAC, Wexford, MI
Built 1968 Load: 19.8 t ADT: 12,000
FAWN RIVER ROAD
PoorOver: FAWN RIVER
0.7 MI WEST OF FAWN RIVER, St. Joseph, MI
Built 1964 Load: 20.1 t ADT: 1,441
E N HINES DRIVE
PoorOver: MIDDLE ROUGE RIVER
WESTLAND W/MERRIMAN, Wayne, MI
Built 1948 Load: 20.4 t ADT: 14,193
STONY CREEK ROAD
PoorOver: PAINT CREEK
YPSILANTI TWP SEC 20 & 21, Washtenaw, MI
Built 1920 Load: 20.7 t ADT: 8,856
OLD DIXBORO ROAD
PoorOver: HURON RIVER
ANN ARBOR TWP SEC 36, Washtenaw, MI
Built 1921 Load: 20.8 t ADT: 16,342
BLACK RIVER FALLS
PoorOver: BLACK RIVER
1.3 MI W OF CR 581, Marquette, MI
Built 1930 Load: 21.5 t ADT: 10
FRASER ST
PoorOver: KAWKAWLIN RIVER
100' E OF CHIP RD., Bay, MI
Built 1959 Load: 22.0 t ADT: 784
JERUSALEM ROAD
PoorOver: MILL CREEK
LIMA TWP SEC 23 & 26, Washtenaw, MI
Built 1974 Load: 22.2 t ADT: 129
CHERRY HILL RD
PoorOver: FLEMING CREEK
SUPERIOR TWP SEC 18, Washtenaw, MI
Built 1980 Load: 22.4 t ADT: 1,941
USFS RTE 3445
PoorOver: CARP RIVER
0.1 MI W H63, Mackinac, MI
Built 1962 Load: 24.3 t ADT: 15
US-12BR, M-17
PoorOver: HURON RIVER
IN YPSILANTI (E MICH AVE), Washtenaw, MI
Built 1912 Load: 24.3 t ADT: 21,936
BEECH-DALY ROAD
PoorOver: ROUGE RIVER
REDFORD N/FIVE MILE, Wayne, MI
Built 1932 Load: 24.6 t ADT: 29,650
OLD-27
PoorOver: STATE AND INDIAN CREEK
LEE TWP SEC 18, Calhoun, MI
Built 1931 Load: 24.9 t ADT: 2,925
SOUTHFIELD ROAD
PoorOver: ECORSE CREEK
LINCOLN PK &ECORSE E/FORT, Wayne, MI
Built 1924 Load: 25.3 t ADT: 36,754
DIX ROAD
PoorOver: ROUGE RIVER
DEARBORN/DETROIT W/MILLER, Wayne, MI
Built 1927 Load: 25.3 t ADT: 11,218
OLD CAMP 4 ROAD
PoorOver: SAND RIVER
USE LAT LON & HOPE 2 FIND, Marquette, MI
Built 1980 Load: 25.9 t ADT: 5
WARRENDALE DRIVE
PoorOver: MIDDLE ROUGE RIVER
DBN HTS S/E N HINES DRV, Wayne, MI
Built 1959 Load: 26.6 t ADT: 800
WILLIS ROAD
PoorOver: PAINT CREEK
AUGUSTA TWP SEC 3 & 10, Washtenaw, MI
Built 1924 Load: 26.8 t ADT: 6,209
SAGER RD
PoorOver: MILL CREEK
LIMA TWP SEC 30 & 31, Washtenaw, MI
Built 1962 Load: 27.2 t ADT: 97
E N HINES DRIVE
PoorOver: MIDDLE ROUGE RIVER
PLYMOUTH TWP E/I-275, Wayne, MI
Built 1932 Load: 27.2 t ADT: 7,365
NORTHVILLE ROAD
PoorOver: MIDDLE ROUGE RIVER
NORTHVILE T S/SEVEN MILE, Wayne, MI
Built 1959 Load: 27.5 t ADT: 15,628
RACHO ROAD
PoorOver: BLAKELY DRAIN
BRNTWNS/PENNSYLVANIA, Wayne, MI
Built 1935 Load: 28.5 t ADT: 3,405
MAXWELL ROAD
PoorOver: SWAN CREEK
0.4 MI. S. OF NEWBURG RD., Monroe, MI
Built 1960 Load: 28.8 t ADT: 240
ELBA DRIVE
PoorOver: ELBA CANAL
GROSSE ILE E/E RIVER RD, Wayne, MI
Built 1934 Load: 28.8 t ADT: 1,000
M-46
PoorOver: SEVILLE SUMNER DRAIN
@ PINGREE RD, Gratiot, MI
Built 1936 Load: 29.5 t ADT: 5,634
MCGLYNN ROAD
PoorOver: CEDAR CREEK
0.7 MI E OF M-37, Barry, MI
Built 1970 Load: 29.8 t ADT: 100
Showing 1,101-1,150 of 1,188 bridges
Related
Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges.
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FHWA National Bridge Inventory (NBI). Poor condition is an inspection-record category, not a closure or unsafe-to-cross designation. Consult the bridge owner for current status.
Understanding Bridge Conditions
How FHWA rates bridge condition on a 0-9 scale.
Check Your Daily Bridges
How to look up bridge condition data for bridges on your route.
Read our methodology — how this data is sourced, computed, and verified.
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.