Bridge conditions in Saginaw County, Michigan 315 inventoried bridges · 58 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions 2025 National Bridge Inventory, FHWA Compiled August 20, 2026
Of the 315 Saginaw County bridges in the federal inventory, 58 carry a poor rating. That 18.4% share is roughly 3x the national average.
58 of the 315 bridges in Saginaw County, Michigan, are rated in poor condition (18.4%) in the 2025 National Bridge Inventory, as of August 20, 2026 .92 bridges (29.2%) are rated good and 165 (52.4%) fair.
The median Saginaw County bridge was built in 1978 .
The busiest poor-rated bridge is Genesee Ave over Saginaw River (built 1973), carrying about 16,546 vehicles a day.
Good 29.2% · Fair 52.4% · Poor 18.4% of 315 bridges
Bridges rated poor Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
Bridge Built Vehicles/day Condition Genesee Ave over Saginaw River 1973 16,546 Poor M-81 over Blumfield Creek 1929 8,033 Poor M-13 over Cass River 1964 5,700 Poor Swan Creek Road over Swan Creek 1937 4,013 Poor Maple Rd over I-75 1961 2,212 Poor Fergus Road over Misteguay Creek 1947 1,752 Poor E Curtis Rd over I-75 1961 1,706 Poor Sheridan Road over Birch Run Overflow 1986 1,694 Poor Thomas Road over Williams Creek Drain 1977 1,158 Poor Bell Road over Birch Run Creek 1936 1,027 Poor Gary Road over Mitchell Creek 1995 914 Poor Chapin Road over Lamb Creek 1916 675 Poor Wadsworth Road over Uncle Henry Drain 1934 622 Poor Chesaning Road over Misteguay Creek 1974 603 Poor Sharon Road over Deer Creek 1987 540 Poor Beyer Road over Dead Creek 1973 499 Poor Knight Road over Cheboyganing Creek 1973 480 Poor Dorwood Road over Birch Run Creek 1973 467 Poor Block Road over Cheboyganing Creek 1960 433 Poor Bueche Road over Northwood Creek 1973 389 Poor Wadsworth Rd over I-75 1961 360 Poor Morseville Rd over Pine Run Creek 1957 343 Poor Ferden Road over Northwood Drain 1975 327 Poor Schomaker Road over Swan Creek 1974 298 Poor Janes Road over Uncle Henry Drain 1980 253 Poor Beyer Road over Cheboyganing Creek 1960 248 Poor Dice Road over Weeks Drain 1973 234 Poor Marshall Road over Pine Run Creek 1976 228 Poor Teft Road over Marsh Creek 1973 207 Poor Townline Road over Dead Creek 1973 195 Poor Fowler Road over South Branch Bad River 1977 187 Poor Raucholz Road over Big Potato Creek 1959 185 Poor Chapin Road over Limbocker Drain 1973 185 Poor Birch Run Road over Fairchild Creek 1974 177 Poor Mckeighan Road over Pickerel Creek 1973 173 Poor Burt Road over Fairchild Creek 1972 165 Poor Schroeder Road over Big Potato Creek 1975 153 Poor Moorish Road over Pine Run Creek 1931 149 Poor Brennan Road over South Branch Bad River 1898 143 Poor Warnick Road over Dead Creek 1907 133 Poor Brennan Road over Big Potato Creek 1973 122 Poor Mower Road over Cole Drain 1920 116 Poor Cupp Road over South Branch Bad River 1928 111 Poor Baldwin Road over Griffus Creek 2000 94 Poor Steel Road over Big Potato Creek 1920 79 Poor Courtney Road over Pine Run Creek 1967 79 Poor Wickie Road over Lamb Creek 1973 77 Poor Bueche Road over Northwood Drain 1926 67 Poor Ryan Road over Pickeral Creek 1920 51 Poor Bueche Road over Pattiecreek 1959 44 Poor Pettit Road over Silver Creek 1910 44 Poor Schroeder Road over Big Potato Creek 1916 39 Poor Moore Road over Cole Drain 1924 39 Poor Stevens Road over Big Potato Creek 1920 28 Poor Schultz Rd over Whitmore Drain 1910 10 Poor Cole Road over Birch Run Creek 1910 7 Poor Davis Park over Cass River Overflow 1979 6 Poor SB Veteran Mem Pwy over I-675 1971 – Poor
Busiest bridges in the county Bridge Built Vehicles/day Condition I-75 NB over Cass River 1961 56,192 Good I-75 US-10 over CSX RR 1961 47,480 Fair I-75 US-10 over CSX RR 1958 46,000 Fair I-75 SB over CSX RR 1958 38,000 Fair I-75 NB over CSX RR 2021 32,900 Good I-75 SB over CSX RR 2021 32,900 Fair I-75 NB over CSX RR 1958 29,274 Fair M-46 over Tittabawassee River 1954 26,627 Fair M-46 over Overflow East 1954 26,627 Fair I-75 SB over Cass River 1961 25,971 Fair
Source: FHWA National Bridge Inventory , 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
Every bridge in Saginaw County →
All of Michigan: Michigan bridge conditions by county · every download on the data page .
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected .