St. Clair County, Michigan bridges
St. Clair County has 326 bridges and culverts in the National Bridge Inventory, the oldest built in 1912. 31 (10%) are rated poor. The most common type is stringer/multi-beam or girder (33%).
- Bridges
- 326
- Good
- 40%
- Fair
- 51%
- Poor
- 10%
- 31 bridges
- Average age
- 40 yrs
- Posted or closed
- 34
Map of bridges in St. Clair County
Green good, amber fair, red poor. Click a marker for details.Search bridges in St. Clair County
Type at least two characters, or pick a condition or type, to search every bridge in the county.
Condition
Good40%(130)
Fair51%(165)
Poor10%(31)
When they were built
Busiest
- I-94 over Stocks Creek DrainGood50,660 vehicles/day
- I-94 & I-69 over M-25 Pine Grove AveGood43,238 vehicles/day
- M-25 over Black River SpillwayFair40,250 vehicles/day
- I-94 over Stocks CreekFair29,650 vehicles/day
- M-25 over Howe DrainFair28,550 vehicles/day
Longest
- Good
- Fair
- Fair
- Fair
- Good
Oldest
- Ravenswood Road over Smiths CreekFairBuilt 1912
- Goodells Road over South Br Pine RiverFairBuilt 1916
- Goodells Road over Unnamed CreekPoorBuilt 1920
- Kilgore Road over S. Br. Pine RiverFairBuilt 1920
- Cove Road over Unnamed CreekFairBuilt 1921
All bridges in St. Clair County
Busiest first · showing 1–200 of 326| Bridge | Location | Built | Type | Length | Daily traffic | Condition |
|---|---|---|---|---|---|---|
| I-94 over Stocks Creek Drain No. 000000000009993 | 1.1 MI N of Lapeer RD | 2011 | Culvert | 26 ft | 50,660 | Good |
| I-94 & I-69 over M-25 Pine Grove Ave No. 000000000012763 | Port Huron @ Plaza | 1993 | Stringer/Multi-beam or Girder | 121 ft | 43,238 | Good |
| M-25 over Black River Spillway No. 000000000009981 | In Port Huron | 2000 | Stringer/Multi-beam or Girder | 165 ft | 40,250 | Fair |
| I-94 over Stocks Creek No. 000000000009992 | 430 Ft N of Lapeer RD | 1964 | Culvert | 28 ft | 29,650 | Fair |
| M-25 over Howe Drain No. 000000000010023 | 1.9 MI NW of Port Huron | 1981 | Box Beam or Girders - Multiple | 26 ft | 28,550 | Fair |
| I-94 & I-69 WB over Black River & Scott Ave No. 000000000013581 | W City Limits | 2011 | Stringer/Multi-beam or Girder | 1,353 ft | 26,010 | Fair |
| I-94 EB over Belle River No. 000000000009982 | 6.6 MI NE of Macomb Col | 2009 | Box Beam or Girders - Single or Spread | 183 ft | 25,000 | Good |
| I-94 WB over Belle River No. 000000000009983 | 6.6 MI NE of Macomb Col | 2009 | Box Beam or Girders - Single or Spread | 183 ft | 25,000 | Fair |
| I-94 WB over M-25 Conn No. 000000000010019 | In Port Huron over M-25 | 1964 | Stringer/Multi-beam or Girder | 270 ft | 21,619 | Poor |
| I-94/I-69 (wb) over EB I-94/I-69 on Ramp No. 000000000012762 | Port Huron @ Plaza | 1992 | Stringer/Multi-beam or Girder | 100 ft | 21,619 | Fair |
| Marine City HWY over Swan Creek No. 000000000010037 | Sec. 35 Casco Twp. | 2018 | Culvert | 43 ft | 19,478 | Good |
| Pine Grove Av Conn over Black River & Scott Ave No. 000000000013579 | W City Limits | 2011 | Stringer/Multi-beam or Girder | 1,352 ft | 18,190 | Fair |
| I-94E Rmp to I-69W over I-94 No. 000000000010020 | S End of Interchg | 2013 | Stringer/Multi-beam or Girder | 565 ft | 17,794 | Good |
| I-94 EB to I-69 WB over I-69 No. 000000000013534 | I-69/I-94 Interchange | 2015 | Stringer/Multi-beam or Girder | 575 ft | 17,749 | Good |
| Wadhams Road over Black River No. 000000000010108 | Sec. 2 Kimball Twp. | 2010 | Stringer/Multi-beam or Girder | 501 ft | 16,270 | Good |
| M-25 over Doe Creek No. 000000000009958 | 3.5 MI N of M-136 | 1948 | Stringer/Multi-beam or Girder | 35 ft | 15,773 | Fair |
| 10th Street over Black River No. 000000000010257 | In Port Huron | 1957 | Movable - Bascule | 375 ft | 15,710 | Fair |
| I-94 EB over Gtw RR No. 000000000009994 | 0.6 MI W of M-21 | 2003 | Stringer/Multi-beam or Girder | 90 ft | 14,887 | Fair |
| I-94 WB over Gtw RR No. 000000000009995 | 0.6 MI W of M-21 | 2003 | Box Beam or Girders - Multiple | 90 ft | 14,887 | Fair |
| I-94 EB over CSX & Gtw Rrs No. 000000000009996 | 0.4 MI W M-21 (griswold) | 2003 | Stringer/Multi-beam or Girder | 77 ft | 14,887 | Fair |
| I-94 WB over CSX & Gtw Rrs No. 000000000009997 | 0.4 MI W M-21 (griswold) | 2003 | Stringer/Multi-beam or Girder | 77 ft | 14,887 | Fair |
| I-94 EB over Griswold Road No. 000000000013160 | Port Huron Twp Sec 8-17 | 2003 | Stringer/Multi-beam or Girder | 82 ft | 14,887 | Fair |
| I-94 WB over Griswold Road No. 000000000013161 | Port Huron Twp Sec 7-18 | 2003 | Stringer/Multi-beam or Girder | 82 ft | 14,887 | Good |
| M-25 over Bike Path No. 000000000013447 | In Port Huron(military a | 2010 | Culvert | 31 ft | 14,697 | Good |
| M-29 over Swan Creek No. 000000000009968 | 3.9 MI SE of Macomb Col | 1932 | Stringer/Multi-beam or Girder | 58 ft | 14,431 | Fair |
| Marine City HWY over Marsac Creek Drain No. 000000000010034 | Sec 32 Casco Twp | 1946 | Box Beam or Girders - Single or Spread | 31 ft | 14,000 | Good |
| I-69 WB over I-94 No. 000000000010014 | @ I-69 | 2013 | Stringer/Multi-beam or Girder | 326 ft | 13,295 | Good |
| I-94 EB over Lapeer RD No. 000000000010015 | 0.2 MI NE of I-69 | 2013 | Box Beam or Girders - Multiple | 164 ft | 13,295 | Good |
| I-94 WB over Lapeer RD No. 000000000010016 | 0.2 MI NE of I-69 | 2013 | Box Beam or Girders - Multiple | 164 ft | 13,295 | Good |
| I-69 over Riley-Wales Drain No. 000000000013693 | 1.0 MI East of M-19 | 2016 | Culvert | 20 ft | 13,250 | Good |
| Wadhams RD over I-69 No. 000000000009935 | 3.1 MI NW of I-94 | 1966 | Box Beam or Girders - Single or Spread | 205 ft | 13,000 | Fair |
| I-69 EB over S Br Pine River No. 000000000009925 | 1.2 MI SE of Goodells | 1980 | Stringer/Multi-beam or Girder | 204 ft | 12,946 | Fair |
| I-94 EB over Pine River No. 000000000009984 | 13.4 MI NE of Macomb Col | 1964 | Stringer/Multi-beam or Girder | 204 ft | 12,752 | Fair |
| I-94 WB over Pine River No. 000000000009985 | 13.4 MI NE of Macomb Col | 1964 | Stringer/Multi-beam or Girder | 204 ft | 12,752 | Fair |
| Fred Moore HWY over Pine River No. 000000000010042 | Pvt Clm 306 ST Clair Twp | 1960 | Stringer/Multi-beam or Girder | 180 ft | 12,110 | Good |
| M-29 over Beaubien Creek No. 000000000009969 | 3 MI SE Fair Haven | 1986 | Box Beam or Girders - Multiple | 49 ft | 11,980 | Fair |
| Marine City HWY over Unnamed Creek No. 000000000010035 | Sec 34 Casco Twp | 1946 | Stringer/Multi-beam or Girder | 25 ft | 11,741 | Good |
| Water ST over I-94 US Lanes No. 000000000010018 | 0.3 MI W of Port Huron | 2011 | Stringer/Multi-beam or Girder | 256 ft | 11,560 | Good |
| Range RD over I-94 No. 000000000010011 | 3.3 MI NE of M-25 | 2003 | Stringer/Multi-beam or Girder | 299 ft | 11,200 | Fair |
| Bridge Street over Belle River No. 000000000010255 | Bridge ST S of Main ST | 2013 | Box Beam or Girders - Single or Spread | 178 ft | 11,000 | Fair |
| M-29 over Pine River No. 000000000009977 | In ST Clair | 1975 | Movable - Bascule | 200 ft | 9,706 | Fair |
| I-94 Bl over Black River No. 000000000009956 | In Port Huron (military a | 1991 | Movable - Bascule | 147 ft | 9,408 | Fair |
| I-69 EB over CSX RR No. 000000000009929 | 1.5 MI W of I-94 | 1966 | Stringer/Multi-beam or Girder | 244 ft | 9,344 | Fair |
| I-69 WB over CSX RR No. 000000000009931 | 1.5 MI W of I-94 | 1966 | Stringer/Multi-beam or Girder | 243 ft | 9,344 | Fair |
| 7th Street over Black River No. 000000000010256 | In Port Huron | 1933 | Movable - Bascule | 272 ft | 9,076 | Fair |
| Gratiot over Canal No. 000000000010258 | In Port Huron | 1955 | Stringer/Multi-beam or Girder | 54 ft | 9,072 | Good |
| I-69 EB over I-94 No. 000000000010012 | @ I-69 | 2014 | Stringer/Multi-beam or Girder | 610 ft | 8,897 | Good |
| Krafft Road over Howe Drain No. 000000000010165 | Sec. 22-27 Ft Gratiot Twp | 2006 | Culvert | 24 ft | 8,575 | Good |
| M-25 over Burtch Creek No. 000000000009959 | 0.4 MI S of Sanilac Col | 1948 | Stringer/Multi-beam or Girder | 131 ft | 8,420 | Fair |
| M-25 over Milwaukee Creek No. 000000000009960 | In Lakeport | 1986 | Box Beam or Girders - Multiple | 24 ft | 8,420 | Fair |
| Marine City HWY over Meldrum Drain No. 000000000010036 | Sec 34 Casco Twp | 1946 | Box Beam or Girders - Single or Spread | 35 ft | 8,050 | Fair |
| Marine City HWY over Beaubien Creek Drain No. 000000000010038 | Sec. 32 China Twp. | 1946 | Stringer/Multi-beam or Girder | 23 ft | 8,050 | Fair |
| I-94 EB over I-94 Bl (gratiot) No. 000000000010007 | @ I94BL (gratiot)- | 2006 | Stringer/Multi-beam or Girder | 176 ft | 7,908 | Fair |
| I-94 WB over I-94 Bl No. 000000000010008 | @I-94 Bl (gratiot) | 2006 | Stringer/Multi-beam or Girder | 186 ft | 7,908 | Fair |
| I-94 & I-69 EB over Black River & Scott Ave No. 000000000013580 | W City Limits | 2011 | Stringer/Multi-beam or Girder | 1,352 ft | 7,820 | Good |
| M-29 over Belle River No. 000000000009976 | In Marine City | 1938 | Stringer/Multi-beam or Girder | 94 ft | 7,474 | Fair |
| Keewahdin Road over Howe Drain No. 000000000010069 | Sec. 17-20 Ft Gratiot Twp | 1935 | Box Beam or Girders - Multiple | 34 ft | 7,348 | Fair |
| M-19 over Belle River No. 000000000009896 | 0.3 MI N of Macomb Col | 2005 | Stringer/Multi-beam or Girder | 92 ft | 7,305 | Good |
| I-94 WB over ST Clair River Cn RR No. 000000000009988 | At Port Huron | 1938 | Truss - Thru | 6,178 ft | 7,234 | Good |
| Gratiot Road over Richmond-Columbus Dn Ext No. 000000000010043 | Sec. 32 Columbus Twp. | 2015 | Culvert | 28 ft | 7,209 | Good |
| Capac Road over Capac Drain No. 000000000013871 | 340 Ft S of Donald Road | 2015 | Culvert | 21 ft | 7,208 | Good |
| I-69 EB over Cox-Doty Drain No. 000000000009945 | 2.7 MI E of Capac | 1982 | Stringer/Multi-beam or Girder | 80 ft | 7,134 | Fair |
| I-69 WB over Cox-Doty Drain No. 000000000009946 | 2.7 MI SE of Capac | 1982 | Stringer/Multi-beam or Girder | 100 ft | 7,134 | Fair |
| Gratiot Road over Belle River No. 000000000010044 | Sec. 32 Columbus Twp. | 2022 | Truss - Thru | 185 ft | 7,075 | Good |
| Water Street over Stocks Creek No. 000000000013872 | 0.24 MI W of W Water ST | 2015 | Culvert | 26 ft | 6,794 | Good |
| I-69 EB over Burt Drain No. 000000000013694 | 1.2 MI E of Goodells RD | 2015 | Culvert | 28 ft | 6,625 | Good |
| I-69 WB over Burt Drain No. 000000000013695 | 1.2 MI E of Goodells RD | 2016 | Culvert | 28 ft | 6,625 | Good |
| M-19 over Cowhey Creek No. 000000000009897 | 1.8 MI S of I-69 | 2007 | Culvert | 26 ft | 6,607 | Good |
| M-19 (kinney Road) over I-69 No. 000000000009955 | 1 MI S of Emmett | 1981 | Stringer/Multi-beam or Girder | 264 ft | 6,607 | Fair |
| M-19 over Cowhy Drain No. 000000000013696 | N End of M-19/I-69 Intrch | 1981 | Culvert | 29 ft | 6,607 | Fair |
| I-94 EB over ST Clair River Cn RR No. 000000000009987 | At Port Huron | 1997 | Arch - Thru | 6,111 ft | 6,542 | Fair |
| I-69 WB over South Branch Pine River No. 000000000009926 | 1.2 MI SE of Goodells | 1980 | Stringer/Multi-beam or Girder | 186 ft | 6,532 | Fair |
| I-69 EB over Pine River No. 000000000009927 | 2.6 MI SE of Goodells | 1980 | Stringer/Multi-beam or Girder | 202 ft | 6,532 | Fair |
| I-69 WB over Pine River No. 000000000009928 | 2.6 MI SE of Goodells | 1980 | Stringer/Multi-beam or Girder | 205 ft | 6,532 | Fair |
| I-69 EB over Gtw RR No. 000000000009933 | 3 MI SE of Goodells | 1980 | Stringer/Multi-beam or Girder | 188 ft | 6,532 | Fair |
| I-69 WB over Gtw RR No. 000000000009934 | 3 MI SE of Goodells | 1980 | Stringer/Multi-beam or Girder | 177 ft | 6,532 | Fair |
| King Road over Belle River No. 000000000010109 | Sec. 23-24 China Twp. | 1984 | Box Beam or Girders - Single or Spread | 162 ft | 6,050 | Good |
| M-29 over Coxs Drain No. 000000000009970 | In Algonac | 1952 | Box Beam or Girders - Single or Spread | 26 ft | 5,939 | Fair |
| Capac Road over I-69 No. 000000000009948 | 2.5 MI S of Capac | 1979 | Stringer/Multi-beam or Girder | 270 ft | 5,850 | Fair |
| Capac Road over Belle River No. 000000000010080 | Sec. 9 Berlin Twp. | 1984 | Stringer/Multi-beam or Girder | 96 ft | 5,800 | Good |
| I-94 S to M-146 S over I-94 No. 000000000010017 | 0.7 MI W of Port Huron | 2011 | Stringer/Multi-beam or Girder | 230 ft | 5,600 | Good |
| Wadhams Road over Pine River No. 000000000010107 | Sec. 15-16 St. Clair Twp. | 2007 | Stringer/Multi-beam or Girder | 146 ft | 5,196 | Good |
| I-69 EB over Gtw RR No. 000000000009930 | 0.7 MI E of I-94 | 1965 | Stringer/Multi-beam or Girder | 153 ft | 4,887 | Fair |
| I-69 WB over Gtw RR No. 000000000009932 | 0.7 MI E of I-94 | 1965 | Stringer/Multi-beam or Girder | 153 ft | 4,887 | Fair |
| Lakeshore Drive over Carrigan Drain No. 000000000010112 | Sec 15 Ft Gratiot Twp | 2012 | Culvert | 26 ft | 4,800 | Good |
| Gratiot Road over Pine River No. 000000000010048 | Sec. 9 ST Clair Twp. | 2015 | Stringer/Multi-beam or Girder | 200 ft | 4,765 | Good |
| M-19 over Emmett Drain No. 000000000009900 | 0.5 MI N of M-21 | 1987 | Stringer/Multi-beam or Girder | 27 ft | 4,690 | Good |
| Wadhams RD over I-94 No. 000000000010006 | 4.0 MI SW of M-25 | 1964 | Stringer/Multi-beam or Girder | 297 ft | 4,600 | Fair |
| Division Road over Belle River No. 000000000010041 | SEC.35 Columbus Twp. | 2007 | Box Beam or Girders - Multiple | 160 ft | 4,569 | Good |
| Fred Moore HWY over I-94 No. 000000000010003 | 7.8 MI NE of Macomb Col | 1964 | Stringer/Multi-beam or Girder | 387 ft | 4,525 | Fair |
| Smith Creek RD over I-94 No. 000000000010009 | 0.8 MI NE of M-25 | 1965 | Box Beam or Girders - Single or Spread | 215 ft | 4,437 | Fair |
| Gratiot Road over Unnamed Creek No. 000000000010046 | Sec. 18 St. Clair Twp. | 2021 | Culvert | 20 ft | 4,263 | Good |
| Gratiot Road over Unnamed Creek No. 000000000010045 | Sec. 24 Columbus Twp. | 2021 | Culvert | 20 ft | 4,250 | Good |
| Gratiot Road over Rattle Run Creek No. 000000000010047 | Sec 18 ST Clair Twp | 2017 | Culvert | 35 ft | 4,250 | Good |
| Park Avenue over Mill Creek No. 000000000010259 | City of Yale | 1940 | Tee Beam | 65 ft | 4,157 | Fair |
| Range RD over I-69 No. 000000000009937 | 1.0 MI W of I-94 | 1966 | Stringer/Multi-beam or Girder | 206 ft | 4,040 | Fair |
| M-19 over Sullivan Drain No. 000000000009901 | 1.7 MI N of M-21 | 1987 | Stringer/Multi-beam or Girder | 42 ft | 3,977 | Fair |
| M-19 over Pine River No. 000000000009902 | 2.8 MI N of M-21 | 2008 | Culvert | 24 ft | 3,977 | Good |
| M-19 over Mill Creek No. 000000000009903 | 0.1 MI S of M-136 | 2008 | Stringer/Multi-beam or Girder | 113 ft | 3,977 | Good |
| Lapeer RD(OLDM-21) over Br Pine R No. 000000000009920 | 7.8 MI E of M-19 | 1947 | Stringer/Multi-beam or Girder | 135 ft | 3,850 | Fair |
| Michigan RD over Cn Railroad No. 000000000013508 | Port Huron Twp Sec 17-18 | 2012 | Box Beam or Girders - Multiple | 107 ft | 3,775 | Good |
| M-29 over Marine City Drain No. 000000000009971 | In Algonac | 1942 | Box Beam or Girders - Single or Spread | 35 ft | 3,717 | Fair |
| Division Road over Richmond-Columbus Drain No. 000000000010040 | Sec. 32 Columbus Twp. | 2010 | Culvert | 24 ft | 3,300 | Good |
| Meisner Road over Belle River No. 000000000010039 | Pc 243 East China Twp. | 2020 | Stringer/Multi-beam or Girder | 220 ft | 3,275 | Good |
| Wales Center Road over South Br. Pine River No. 000000000010094 | Sec. 3 Wales Twp. | 2019 | Culvert | 39 ft | 3,210 | Good |
| Smiths Creek Road over Pine River No. 000000000010054 | Sec. 27-34 Kimball Twp. | 1973 | Stringer/Multi-beam or Girder | 90 ft | 3,160 | Good |
| Palms Road over Belle River No. 000000000010099 | Sec 1-2 Casco Twp. | 1986 | Box Beam or Girders - Single or Spread | 195 ft | 3,127 | Good |
| Palms Road over Rattle Run Creek No. 000000000010155 | Sec. 13-14 Columbus Twp. | 1964 | Stringer/Multi-beam or Girder | 27 ft | 3,024 | Fair |
| Wales Center Road over Apply Drain No. 000000000010093 | Sec. 15 Wales Twp. | 2015 | Culvert | 30 ft | 2,863 | Good |
| Rattle Run Road over Pine River No. 000000000010051 | Pvt Clm #307 ST Clair Twp | 1931 | Stringer/Multi-beam or Girder | 120 ft | 2,830 | Good |
| Chartier Road over Marine City Dredge Cut No. 000000000010033 | Sec 10 Cottrellville Twp | 1922 | Girder and Floorbeam System | 36 ft | 2,800 | Good |
| Michigan Road over I-69 I-94 No. 000000000013687 | I-69 I-94 Interchange | 2015 | Stringer/Multi-beam or Girder | 793 ft | 2,663 | Good |
| Yale Road over S Br Mill Creek Drain No. 000000000010075 | Sec 7-18 Brockway Twp | 1989 | Tee Beam | 105 ft | 2,602 | Poor |
| Lapeer RD (M-21) over Cowhey CR No. 000000000009918 | 1.3 MI E of M-19 | 1953 | Box Beam or Girders - Single or Spread | 35 ft | 2,514 | Fair |
| Lapeer RD (M-21) over Cowhey CR No. 000000000009919 | 1.5 MI E of M-19 | 1953 | Box Beam or Girders - Single or Spread | 41 ft | 2,514 | Fair |
| Barth RD (taylor) over I-69 No. 000000000009944 | 4 MI E of Goodells | 1981 | Stringer/Multi-beam or Girder | 347 ft | 2,500 | Good |
| Shea Road over Beaubien Creek Drain No. 000000000010031 | Sec 17-20 Cottrellville | 1963 | Culvert | 31 ft | 2,500 | Poor |
| Palms RD over I-94 No. 000000000010002 | 7.0 MI NE of Macomb Col | 1964 | Stringer/Multi-beam or Girder | 324 ft | 2,490 | Fair |
| Palms Road over Casco Drain No. 000000000010097 | Sec. 35-36 Casco Twp. | 1994 | Box Beam or Girders - Multiple | 76 ft | 2,450 | Fair |
| Bordman Road over Belle River No. 000000000010052 | Sec. 36 Riley Twp. | 1968 | Box Beam or Girders - Multiple | 70 ft | 2,410 | Fair |
| M-136 over Black River No. 000000000009966 | 9.8 MI SE of M-19 | 1999 | Box Beam or Girders - Multiple | 233 ft | 2,350 | Fair |
| Palms Road over Casco Drain No. 000000000010098 | Sec 23-24 Casco Twp | 2010 | Culvert | 24 ft | 2,350 | Fair |
| Starville Road over Beaubien Creek No. 000000000010105 | Sec. 19-20 Cottrellville | 2020 | Box Beam or Girders - Single or Spread | 50 ft | 2,200 | Good |
| ST Clair HWY over Belle River No. 000000000010138 | Sec. 6-7 China Twp | 2018 | Truss - Thru | 165 ft | 2,173 | Good |
| ST Clair HWY over I-94 No. 000000000010001 | 5.9 MI NE of Macomb Col | 1964 | Stringer/Multi-beam or Girder | 316 ft | 2,130 | Fair |
| Riley Center Road over Belle River No. 000000000010085 | Sec. 17-18 Riley Twp. | 2013 | Box Beam or Girders - Multiple | 90 ft | 2,130 | Good |
| Indian Trail Road over Belle River No. 000000000010106 | Sec 15 China Twp | 2007 | Box Beam or Girders - Multiple | 158 ft | 2,104 | Good |
| Capac Road over S Br Mill Creek Drain No. 000000000010081 | Sec 33-34 Lynn Twp | 2006 | Box Beam or Girders - Multiple | 65 ft | 2,050 | Good |
| Capac Road over N. Br. Mill Creek Drain No. 000000000010082 | Sec. 15-16 Lynn Twp. | 2006 | Box Beam or Girders - Multiple | 75 ft | 2,050 | Good |
| Griswold Road over Pine River No. 000000000010063 | Sec. 7-18 Kimball Twp. | 1990 | Tee Beam | 137 ft | 2,030 | Poor |
| Bordman Road over Shafer Drain Extension No. 000000000010056 | Sec. 34 Riley Twp. | 2016 | Culvert | 26 ft | 1,980 | Good |
| Rattle Run Road over Rattle Run Creek No. 000000000010049 | Sec. 17 St. Clair Twp. | 1977 | Tee Beam | 40 ft | 1,888 | Fair |
| Rattle Run Road over Sheldon Drain No. 000000000010050 | Sec. 20 St. Clair Twp. | 1988 | Culvert | 23 ft | 1,888 | Fair |
| Hough Road over Graham Drain No. 000000000010057 | Sec 26-35 Berlin Twp | 1973 | Slab | 23 ft | 1,880 | Fair |
| Anchor Bay Drive over Unnamed Canal No. 000000000010027 | Sec 3 Clay Twp | 1980 | Box Beam or Girders - Multiple | 75 ft | 1,655 | Poor |
| Anchor Bay Drive over Unnamed Canal No. 000000000010028 | Sec 35 Clay Twp | 1983 | Stringer/Multi-beam or Girder | 57 ft | 1,655 | Fair |
| Anchor Bay Drive over Unnamed Canal No. 000000000010029 | Sec 36 Clay Twp | 1984 | Stringer/Multi-beam or Girder | 57 ft | 1,655 | Good |
| Anchor Bay Drive over Unnamed Canal No. 000000000010030 | Sec 25 Clay Twp | 1984 | Stringer/Multi-beam or Girder | 57 ft | 1,655 | Good |
| Parker Road over Howe Drain No. 000000000010163 | Sec. 20-21 Ft Gratiot Twp | 1995 | Box Beam or Girders - Multiple | 48 ft | 1,590 | Good |
| Goodells Road over I-69 No. 000000000009943 | 0.7 MI South of Goodells | 1980 | Stringer/Multi-beam or Girder | 370 ft | 1,460 | Fair |
| Ravenswood RD over I-94 No. 000000000010010 | 2.3 MI NE of M-25 | 1965 | Stringer/Multi-beam or Girder | 215 ft | 1,450 | Fair |
| Griswold Road over Pine River No. 000000000010064 | Sec. 8-17 Kimball Twp. | 1925 | Girder and Floorbeam System | 90 ft | 1,410 | Fair |
| Wales Center RD over I-69 No. 000000000009942 | 1.2 MI SW of Goodells | 1981 | Stringer/Multi-beam or Girder | 272 ft | 1,400 | Fair |
| Sparling Road over Pine River No. 000000000010062 | Sec. 7 Kimball Twp. | 1988 | Tee Beam | 137 ft | 1,390 | Poor |
| Kilgore Road over Pine River No. 000000000010091 | Sec. 21-22 Kenockee Twp. | 1989 | Tee Beam | 45 ft | 1,365 | Fair |
| Bordman Road over Shafer Drain Extension No. 000000000010055 | Sec 34 Riley Twp | 1989 | Culvert | 37 ft | 1,300 | Fair |
| Rattle Run RD over I-94 No. 000000000010005 | 5.1 MI SW of M-25 | 1964 | Stringer/Multi-beam or Girder | 220 ft | 1,200 | Fair |
| Main Street over Smiths Creek No. 000000000010104 | Sec. 31 Kimball Twp. | 2019 | Culvert | 34 ft | 1,145 | Good |
| Sterling Road over S. Br. Mill Creek Drain No. 000000000010083 | Sec. 23 Lynn Twp. | 1985 | Slab | 84 ft | 1,110 | Fair |
| Mason Road over N. Br. Mill Creek Drain No. 000000000010084 | Sec. 13-14 Lynn Twp. | 1985 | Slab | 84 ft | 1,110 | Fair |
| Broadbridge Road over Marine City Dredge Cut No. 000000000010032 | Pc 191-318 Cottrellville | 1986 | Culvert | 40 ft | 1,100 | Poor |
| Kilgore Road over Mill Creek No. 000000000010092 | Sec. 15 Kenockee Twp. | 1974 | Stringer/Multi-beam or Girder | 240 ft | 1,095 | Fair |
| Smiths Creek Road over Smiths Creek No. 000000000010053 | Sec 30-31 Kimball Twp | 2016 | Culvert | 44 ft | 1,080 | Good |
| Fargo Road over Plum Creek Drain No. 000000000010096 | Sec. 25-26 Greenwood Twp. | 1974 | Culvert | 35 ft | 1,055 | Fair |
| Riley Center RD over I-69 No. 000000000009951 | 7.0 MI SE of Capac | 1982 | Stringer/Multi-beam or Girder | 333 ft | 1,030 | Fair |
| Comstock Road over Black River No. 000000000010077 | Sec 17 Grant Twp | 1996 | Box Beam or Girders - Multiple | 243 ft | 1,025 | Fair |
| State Road over Milwaukee Creek No. 000000000010125 | Sec 19 Burtchville Twp | 2019 | Culvert | 22 ft | 1,014 | Good |
| Merrill Drive over Unnamed Canal No. 000000000010144 | Sec 1 Clay Twp | 1968 | Slab | 25 ft | 1,003 | Good |
| Duce Road over Jackson Drain No. 000000000010178 | Sec. 22-23 Greenwood Twp. | 1922 | Stringer/Multi-beam or Girder | 24 ft | 987 | Fair |
| Yale Road over Eves Drain No. 000000000010076 | Sec. 11-14 Greenwood Twp. | 1922 | Girder and Floorbeam System | 50 ft | 980 | Poor |
| Abbotsford Road over Mill Creek No. 000000000010066 | Sec. 17 Clyde Twp. | 1989 | Box Beam or Girders - Multiple | 73 ft | 960 | Fair |
| County Park Road over South Br. Pine River No. 000000000010238 | Sec. 2 Wales Twp. | 1994 | Box Beam or Girders - Single or Spread | 43 ft | 937 | Good |
| South Main Street over Mill Creek No. 000000000010260 | City of Yale | 2012 | Box Beam or Girders - Multiple | 62 ft | 887 | Good |
| Allen RD over I-69 No. 000000000009936 | 2.1 MI NW of I-94 | 1966 | Stringer/Multi-beam or Girder | 222 ft | 883 | Poor |
| Dove Road over Unnamed Creek No. 000000000010210 | Sec. 15-22 Kimball Twp. | 1962 | Culvert | 24 ft | 752 | Fair |
| Allington RD over I-94 No. 000000000010004 | 6.7 MI SW of M-25 | 1964 | Stringer/Multi-beam or Girder | 292 ft | 690 | Poor |
| Audubon Drive over Unnamed Canal No. 000000000010140 | Sec 1 Clay Twp | 1990 | Box Beam or Girders - Multiple | 60 ft | 690 | Fair |
| Cardinal Drive over Unnamed Canal No. 000000000010142 | Sec 1 Clay Twp | 1990 | Box Beam or Girders - Multiple | 60 ft | 675 | Good |
| Reeves RD over I-69 No. 000000000009954 | 2 MI W of Emmett | 1982 | Stringer/Multi-beam or Girder | 269 ft | 640 | Fair |
| Edgewater Drive over Batteaux Canal No. 000000000010248 | N of Ruskin Intersection | 1999 | Box Beam or Girders - Multiple | 40 ft | 628 | Fair |
| Sparling Road over Unnamed Creek No. 000000000010061 | Sec. 12 Wales Twp. | 1993 | Box Beam or Girders - Multiple | 72 ft | 617 | Fair |
| Pointe Drive over Unnamed Canal No. 000000000010160 | Sec. 24 East China Twp. | 2014 | Box Beam or Girders - Multiple | 54 ft | 587 | Good |
| Goodells Road over South Br Pine River No. 000000000010095 | Sec 2-3 Wales Twp | 1916 | Stringer/Multi-beam or Girder | 36 ft | 585 | Fair |
| Bates Highway over Maybury Cut Canal No. 000000000010024 | Harsens Island-Clay Twp | 1987 | Tee Beam | 56 ft | 580 | Poor |
| Flamingo Drive over Unnamed Canal No. 000000000010143 | Sec 36 Clay Twp | 2021 | Slab | 70 ft | 569 | Good |
| Burt Road over Cox-Doty Drain No. 000000000010065 | Sec. 36 Mussey Twp. | 1987 | Tee Beam | 50 ft | 555 | Fair |
| Middle Channel Drv over Snooks Cut No. 000000000010026 | Harsens Island-Clay Twp | 1967 | Girder and Floorbeam System | 48 ft | 550 | Fair |
| Stateroad over Burtch Creek No. 000000000010126 | Sec. 12-7 Burtchville Twp | 1985 | Channel Beam | 26 ft | 546 | Fair |
| Meisner RD over I-94 No. 000000000009998 | 1.6 MI NE of Macomb Col | 1964 | Stringer/Multi-beam or Girder | 304 ft | 500 | Fair |
| Colony Drive over Unnamed Canal No. 000000000013605 | 100FT W of Van Dyke | 1995 | Channel Beam | 33 ft | 500 | Good |
| Colony Drive over Unnamed Canal No. 000000000013606 | 0.7 MI W of Van Dyke | 1995 | Channel Beam | 26 ft | 500 | Good |
| Colony Drive over Unnamed Canal No. 000000000013607 | 1.1 MI W Ovf Van Dyke | 1995 | Channel Beam | 29 ft | 500 | Good |
| Lambs Road over Spencer Drain No. 000000000010059 | Sec. 22 Wales Twp. | 2019 | Culvert | 36 ft | 483 | Good |
| Meldrum RD over I-94 No. 000000000010000 | 4.3 MI NE of Macomb Col | 1964 | Stringer/Multi-beam or Girder | 304 ft | 480 | Fair |
| Lindsey Road over Casco Drain No. 000000000010131 | Sec 14-23 Casco Twp | 2013 | Culvert | 22 ft | 480 | Good |
| Dove Road over Pine River No. 000000000010209 | Sec. 16-21 Kimball Twp. | 1981 | Tee Beam | 120 ft | 475 | Fair |
| Goodells Road over Unnamed Creek No. 000000000010242 | Sec. 14-15 Wales Twp. | 1920 | Girder and Floorbeam System | 40 ft | 475 | Poor |
| Phelps Road over Swartout Drain No. 000000000010145 | Pc 198-309 Clay Twp | 1996 | Culvert | 20 ft | 465 | Fair |
| Frith Road over Smiths Creek No. 000000000010224 | Sec. 5-8 St. Clair Twp | 1934 | Box Beam or Girders - Multiple | 26 ft | 454 | Fair |
| Burt RD over I-69 No. 000000000009950 | 6.0 MI SE of Capac | 1982 | Stringer/Multi-beam or Girder | 477 ft | 450 | Fair |
| Church RD over I-94 No. 000000000009999 | 3.2 MI NE of Macomb Col | 1964 | Stringer/Multi-beam or Girder | 304 ft | 450 | Fair |
| Jeddo Road over Burtch Creek No. 000000000010079 | Sec. 6-7 Burcthville Twp. | 1957 | Stringer/Multi-beam or Girder | 50 ft | 450 | Fair |
| Roberts Road over Marine City Dredge Cut No. 000000000010156 | Pc 191-318 Cottrellville | 1982 | Box Beam or Girders - Multiple | 40 ft | 450 | Fair |
| Jeddo Road over S. Br. Mill Creek Drain No. 000000000010120 | Sec. 4-9 Brockway Twp. | 1939 | Stringer/Multi-beam or Girder | 74 ft | 444 | Fair |
| Jeddo Road over Mill Creek No. 000000000010121 | Sec. 3-10 Brockway Twp | 1940 | Stringer/Multi-beam or Girder | 64 ft | 444 | Fair |
| Frith Road over Pine River No. 000000000010229 | Sec 4-9 ST Clair Twp | 2006 | Stringer/Multi-beam or Girder | 220 ft | 440 | Good |
| Braidwood Road over Belle River No. 000000000010223 | Sec. 27-28 Riley Twp. | 1940 | Stringer/Multi-beam or Girder | 61 ft | 430 | Poor |
| Cribbins Road over Pine River No. 000000000010101 | Sec. 30 Clyde Twp. | 1994 | Box Beam or Girders - Multiple | 62 ft | 420 | Good |
| Cribbins Road over Silver Creek No. 000000000010170 | Sec. 7 Grant Twp. | 1999 | Box Beam or Girders - Multiple | 62 ft | 400 | Good |
| Cribbins Road over Unnamed Creek No. 000000000010100 | Sec. 30 Clyde Twp. | 1940 | Stringer/Multi-beam or Girder | 23 ft | 385 | Good |
Structure types in St. Clair County
| Stringer/Multi-beam or Girder | 108 | 33.1% |
| Culvert | 82 | 25.2% |
| Box Beam or Girders - Multiple | 61 | 18.7% |
| Tee Beam | 24 | 7.4% |
| Box Beam or Girders - Single or Spread | 20 | 6.1% |
| Slab | 10 | 3.1% |
| Channel Beam | 7 | 2.1% |
| Girder and Floorbeam System | 5 | 1.5% |
| Truss - Thru | 4 | 1.2% |
| Movable - Bascule | 4 | 1.2% |
| Arch - Thru | 1 | 0.3% |
Other counties in Michigan
- Alcona County 27
- Alger County 53
- Allegan County 245
- Alpena County 32
- Antrim County 15
- Arenac County 80
- Baraga County 68
- Barry County 69
- Bay County 166
- Benzie County 25
- Berrien County 270
- Branch County 118
- Calhoun County 213
- Cass County 53
- Charlevoix County 18
- Cheboygan County 73
- Chippewa County 112
- Clare County 96
- Clinton County 215
- Crawford County 55
- Delta County 86
- Dickinson County 42
- Eaton County 202
- Emmet County 38
- Genesee County 369
- Gladwin County 63
- Gogebic County 102
- Grand Traverse County 33
- Gratiot County 167
- Hillsdale County 104
- Houghton County 59
- Huron County 192
- Ingham County 241
- Ionia County 118
- Iosco County 47
- Iron County 54
- Isabella County 183
- Jackson County 158
- Kalamazoo County 152
- Kalkaska County 15
- Kent County 524
- Keweenaw County 12
- Lake County 31
- Lapeer County 163
- Leelanau County 8
- Lenawee County 225
- Livingston County 165
- Luce County 28
- Mackinac County 63
- Macomb County 417
- Manistee County 35
- Marquette County 147
- Mason County 66
- Mecosta County 80
- Menominee County 96
- Midland County 140
- Missaukee County 39
- Monroe County 299
- Montcalm County 121
- Montmorency County 21
- Muskegon County 143
- Newaygo County 66
- Oakland County 513
- Oceana County 101
- Ogemaw County 31
- Ontonagon County 66
- Osceola County 103
- Oscoda County 15
- Otsego County 25
- Ottawa County 253
- Presque Isle County 37
- Roscommon County 42
- Saginaw County 315
- Sanilac County 170
- Schoolcraft County 56
- Shiawassee County 163
- St. Joseph County 132
- Tuscola County 241
- Van Buren County 130
- Washtenaw County 262
- Wayne County 1,035
- Wexford County 64