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Every bridge in Isabella County, Michigan

183 inventoried bridges, busiest first

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled

BridgeBuiltVehicles/dayCondition
Pickard Avenue over Chippewa River197916,211Fair
M-20 over Chippewa River199610,842Good
US-127 NB over Little Salt River196110,457Fair
US-127 SB over Little Salt River196110,457Fair
Mission Road over Ann Arbor Railroad20059,200Good
Mission Road over North Br Chippewa River20089,019Good
US-127 NB over Chippewa River19618,658Poor
US-127 SB over Chippewa River19618,658Fair
US-127 NB over East River Rd19618,625Fair
US-127 NB over Lewis Drain19618,625Fair
US-127 SB over East River Rd19618,625Poor
US-127 SB over Lewis Drain19618,625Fair
M-20 over N Br Chippewa River19348,359Fair
US-127 NB over Spring Creek19618,152Fair
US-127 SB over Spring Creek19618,152Fair
US-127 Br NB over US-127 SB19617,675Fair
Lincoln Road over Chippewa River20176,666Good
M-20 over Chippewa River19346,611Fair
US-127 NB over US-10 Br|pere Marquette20066,302Good
US-127 SB over US-10 Br|pere Marquette20066,302Good
Broadway Rd over US-12719656,190Fair
US-127 NB over M-2019616,174Fair
US-127 SB over M-2019616,174Fair
Mission Road over Lewis Drain19306,140Poor
Broomfield Rd over US-12719645,954Fair
US-10 over US-10 WB Ramp19625,688Fair
Mission Road over Spring Creek19355,200Poor
Pickard Road over North Br Chippewa River20194,252Good
Shepherd Road over Onion Creek Drain19954,001Fair
Coldwater Road over South Br Chippewa River19583,870Good
Weidman Road over Coldwater River19663,604Poor
Weidman Road over Lewis Drain20143,530Good
Weidman Road over Lewis Drain20143,530Good
Winn Road over South Br Chippewa River20023,408Good
Rosebush Rd over US-12719613,138Fair
US-127 Br NB over US-127 SB19612,953Poor
Blanchard Road over Bachelder Drain19942,855Good
Shepherd Rd over US-12719642,600Fair
Leaton Road over North Br Chippewa River19692,516Fair
Shepherd Road over Potter Creek19982,402Good
Broadway St over Chippewa River19102,352Fair
Lincoln St over Chippewa River Channel19102,161Fair
US-127 Br NB over US-127 SB19612,161Fair
River Road over North Br Chippewa River20112,151Good
River Road over South Br Chippewa River19642,070Fair
Broomfield Rd over Potter Creek19862,019Fair
Broomfield Road over Potter Creek Drain19692,019Fair
Deerfield Road over Potter Creek19931,930Good
Blanchard Road over South Br Pine River19961,900Fair
Rosebush Road over Spring Creek19991,860Good
Blanchard Road over Little Salt River19611,800Fair
Drew Road over South Br Chippewa River20041,771Good
Shepherd Rd over Childs Creek20071,742Good
Rosebush Road over North Br Salt River19711,740Poor
Wise Rd over Onion Creek20181,658Good
Winn Road over Cedar Creek20031,650Good
River Rd over Coldwater River19641,637Poor
Pickard Road over Chippewa River19711,616Fair
Wise Road over Little Salt River20101,548Good
Meridian Road over North Br Chippewa River20181,533Good
Shepherd Road over Little Salt River19261,430Fair
Meridian Road over North Br Chippewa River19341,420Poor
Isabella Road over Chippewa River19721,330Fair
Leaton Road over Lewis Drain20141,308Good
Leaton Road over Spring Creek20141,308Good
Meridian Road over South Br Chippewa River20031,277Good
Weidman Road over North Br Chippewa River20001,275Good
Woodruff Road over Coldwater River20221,237Good
Woodruff Road over Coldwater River20101,189Good
Coleman Rd over Loomis Drain20091,145Good
Rosebush Road over North Br Salt River2017885Good
Coleman Road over Curtis Drain2005828Good
Shepherd Road over Chippewa River1993826Good
Coleman Rd over US-127 NB1965803Fair
Coleman Rd over US-127 SB1965803Fair
Rosebush Road over North Branch Salt River1966798Poor
Isabella Road over Little Salt River2018762Good
Airline Road over South Br Chippewa River1974693Poor
Coleman Road over Mcdonald Drain2013693Good
Isabella Road over Little Salt River1993686Good
Rolland Rd over S Br Pine River1970676Fair
Vernon Road over North Br Chippewa River1972660Fair
Loomis Road over Loomis Drain2010654Good
Beal City Road over North Br Chippewa River2013645Good
Isabella Road over Little Salt River2017645Good
Jordan Road over Coldwater River2013614Good
Blanchard Rd over US-1271960580Fair
Brinton Rd over S Br Pine River1982541Fair
Rolland Road over Pine River2008535Good
Loomis Road over Onion Creek2019528Good
Pleasant Valley Rd over Little Salt River1989511Good
Chippewa Road over Chippewa River1980502Fair
Leaton Road over Mcdonald Drain2003500Good
Loomis Rd over US-101962470Fair
Vernon Rd over US-1271965443Poor
Loomis Road over Chippewa River1974441Poor
Base Line Road over John Neff Drain2009427Good
Baseline Road over North Br Chippewa River2006427Good
Vandecar Road over South Br Chippewa River1992425Fair
Loomis Rd over N Br Salt River2021423Good
Broomfield Road over South Br Chippewa River1995382Good
Pleasant Valley Rd over US-1271964345Fair
E County Line Road over Onion Creek1990336Good
Coe Rd over US-1271965300Good
Coleman Road over North Br Chippewa River1978285Fair
Rolland Road over Chippewa River2019284Good
Remus Road over Onion Creek Drain1975280Fair
Brinton Road over North Branch Pine River1999270Good
Grass Lake Rd over US-1271964250Fair
Battle Road over North Br Chippewa River1937246Fair
Meridian Road over North Br Chippewa River1937246Fair
Fremont Road over Pine River1968244Fair
Fremont Road over Little Salt River2007242Good
Broomfield Road over Onion Creek1992236Good
Baseline Rd over US-1271965230Fair
Beal City Rd over US-1271964230Fair
E County Line Road over Potter Creek1979220Poor
Littlefield Road over Chippewa River1971213Fair
Beal City Road over Jordan Creek1978210Good
Walton Road over Pony Creek2002199Good
Walton Road over South Br Pine River1971199Fair
Walton Road over Little Salt River1980198Poor
Weidman Road over Lewis Drain2019198Good
Coe Road over Little Salt River1980196Fair
E County Line Road over Little Salt River1983196Fair
Weidman Road over Lewis Drain2014196Good
Weidman Road over Mckay Drain2015196Good
Weidman Road over Spring Creek1981196Poor
Baseline Road over Coldwater River1903192Poor
Isabella Road over Spring Creek1978192Good
Chippewa Road over Onion Creek1980185Fair
Denver Road over North Br Salt River1937185Poor
Isabella Road over South Br Salt River2006185Good
Nottawa Road over North Br Chippewa River1937185Fair
Summerton Road over Contrib S Br Salt River1937185Poor
Summerton Road over Lewis Drain2014185Good
Leaton Road over Little Salt River1970181Fair
Deerfield Road over Potter Creek1983175Good
Shepherd Road over Spring Creek1980160Fair
Summerton Rd over US-1271965160Fair
Jordan Road over North Br Chippewa River1971153Fair
Mission Road over Little Salt River2003150Good
Baseline Road over John Neff Drain2004144Good
Chippewa Road over Potter Creek1994137Good
Wing Road over Cedar Creek1992137Good
Nottawa Road over North Br Chippewa River1978128Fair
Denver Road over North Br Chippewa River1937123Poor
Rosebush Road over North Br Chippewa River1937123Fair
Beckley Road over Pine River1969121Poor
Chippewa Road over North Br Salt River1991121Good
Remick Road over Pine River1985120Good
Vernon Road over Walker Creek1995120Good
Summerton Road over Jordan Creek1994113Good
Beal City Road over S Br Salt River2011111Good
Isabella Rd over US-1271964110Fair
Leaton Rd over US-101961110Fair
Bridge Street over Coldwater River1998107Good
Remus Road over Onion Creek2019101Good
Leaton Road over Jordan Creek1970100Poor
Shepherd Road over Jordon Creek2019100Good
Beal City Road over Jordan Creek200795Good
Vernon Road over North Br Salt River198093Fair
Vernon Road over South Br Chippewa River196990Fair
Beal City Road over South Br Salt River202188Good
Beal City Road over South Br Salt River202188Good
Shepherd Rd over Sharps Creek196985Poor
Vernon Rd over Sharps Creek196985Poor
Millbrook Road over Cedar Creek197983Fair
Wyman Road over South Br Chippewa River194181Poor
Battle Rd over Mcdonald Drain197080Fair
School Road over South Br Chippewa River198977Good
Vandecar Road over Thatcher Creek199774Good
Chippewa Road over Little Salt River200872Good
Denver Rd over Coldwater River197570Fair
Irr Bia Rte 11 over Onion Creek Drain199860Fair
Irr Bia Rte 12 over Neff Extension Drain199860Fair
Millbrook Road over Pony Creek193956Poor
Battle Road over N Br Salt River202150Good
Loomis Rd over Mckay Drain202250Good
Loomis Road over S Br Salt River197150Fair
South County Line over Cedar Drain200447Good
Summerton Road over Little Salt River200745Good
Ttp Bia 1011 over Onion Creek2021Good

Source: FHWA National Bridge Inventory, 2025.

Isabella County bridge conditions · Michigan bridges by county.

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