Bay County, Michigan bridges
Bay County has 166 bridges and culverts in the National Bridge Inventory, the oldest built in 1924. 27 (16%) are rated poor. The most common type is stringer/multi-beam or girder (46%).
- Bridges
- 166
- Good
- 28%
- Fair
- 56%
- Poor
- 16%
- 27 bridges
- Average age
- 50.8 yrs
- Posted or closed
- 31
Map of bridges in Bay County
Green good, amber fair, red poor. Click a marker for details.Search bridges in Bay County
Type at least two characters, or pick a condition or type, to search every bridge in the county.
Condition
Good28%(46)
Fair56%(93)
Poor16%(27)
When they were built
Busiest
- I-75 NB over Squaconning CreekFair57,600 vehicles/day
- I-75 SB over Squaconning CreekFair57,600 vehicles/day
- I-75 NB over Goetz DrainGood53,002 vehicles/day
- I-75 NB over HesrPoor44,350 vehicles/day
- US-10 EB over Gtw RRFair35,800 vehicles/day
Longest
- Fair
- Fair
- Fair
- Poor
- Fair
Oldest
- Nolet Road over Quanicassee RiverPoorBuilt 1924
- Mackinaw RD over Pinconning RiverFairBuilt 1925
- Beaver Road over Kawkawlin RiverFairBuilt 1928
- Chip Road over N Br Kawkawlin RiverFairBuilt 1930
- Nine Mile Road over Pinconning RiverPoorBuilt 1930
All bridges in Bay County
Busiest first · showing 1–166 of 166| Bridge | Location | Built | Type | Length | Daily traffic | Condition |
|---|---|---|---|---|---|---|
| I-75 NB over Squaconning Creek No. 000000000000597 | 2.4 MI N of Saginaw Col | 1960 | Stringer/Multi-beam or Girder | 114 ft | 57,600 | Fair |
| I-75 SB over Squaconning Creek No. 000000000000598 | 2.4 MI N of Saginaw Col | 1960 | Stringer/Multi-beam or Girder | 114 ft | 57,600 | Fair |
| I-75 NB over Goetz Drain No. 000000000000599 | @ Saginaw County Line | 2010 | Culvert | 20 ft | 53,002 | Good |
| I-75 NB over Hesr No. 000000000000624 | 1.5 MI W of Bay City | 1960 | Stringer/Multi-beam or Girder | 139 ft | 44,350 | Poor |
| US-10 EB over Gtw RR No. 000000000000656 | 0.3 MI E of Midland Col | 1961 | Stringer/Multi-beam or Girder | 224 ft | 35,800 | Fair |
| US-10 WB over Gtw RR No. 000000000000657 | 0.3 MI E of Midland Col | 1961 | Stringer/Multi-beam or Girder | 154 ft | 35,800 | Fair |
| US-10 over Culver Drain No. 000000000000652 | 2.0 MI E of Auburn | 1956 | Tee Beam | 35 ft | 33,474 | Fair |
| M-25 over Cm RR No. 000000000000649 | In Bay City | 1957 | Box Beam or Girders - Multiple | 246 ft | 30,724 | Fair |
| M-13|M-84 over W Channel Saginaw River No. 000000000000587 | In Bay City (lafayette Av | 1938 | Stringer/Multi-beam or Girder | 507 ft | 25,874 | Fair |
| Truman Parkway over Water ST & C&orr No. 000000000000750 | In Bay City | 1976 | Stringer/Multi-beam or Girder | 209 ft | 25,340 | Fair |
| M-25 over Saginaw River & Jfk DR No. 000000000000646 | In Bay City | 1958 | Movable - Bascule | 854 ft | 23,441 | Fair |
| Truman Parkway over Saginaw Rv;martin St&rr No. 000000000000749 | In Bay City | 1976 | Movable - Bascule | 1,211 ft | 21,832 | Fair |
| M-84|WESTSIDE Sagi over Squaconning Creek No. 000000000000579 | 0.29 MI SW of I-75 JCT | 2009 | Box Beam or Girders - Single or Spread | 60 ft | 19,900 | Good |
| Woodside Ave over Saginaw River and Mcrr No. 000000000000747 | Bay City | 1987 | Movable - Bascule | 2,344 ft | 19,300 | Fair |
| I-75 SB over Hesr No. 000000000000625 | 1.5 MI W of Bay City | 1960 | Stringer/Multi-beam or Girder | 139 ft | 18,568 | Fair |
| I-75 NB over Midland Road No. 000000000000626 | 3.6 MI S of Kawkawlin | 2001 | Stringer/Multi-beam or Girder | 75 ft | 18,568 | Fair |
| I-75 SB over Midland Road No. 000000000000627 | 3.6 MI S of Kawkawlin | 2001 | Stringer/Multi-beam or Girder | 75 ft | 18,568 | Fair |
| M-13 over Kawkawlin River No. 000000000000588 | In Kawkawlin | 1931 | Stringer/Multi-beam or Girder | 112 ft | 17,442 | Fair |
| M-13 & M-84 over E Channel Saginaw River No. 000000000000586 | In Bay City (lafayette Av | 1938 | Movable - Bascule | 508 ft | 16,380 | Poor |
| I-75 SB over Pinconning River No. 000000000000609 | 4.0 MI SW of Pinconning | 2011 | Stringer/Multi-beam or Girder | 64 ft | 15,522 | Good |
| I-75 SB over Tebo Drain No. 000000000000611 | 7.0 MI SW of Pinconning | 1968 | Stringer/Multi-beam or Girder | 24 ft | 15,522 | Good |
| I-75 NB over Tebo Drain No. 000000000000614 | 7.0 MI S of Pinconning | 1968 | Stringer/Multi-beam or Girder | 24 ft | 15,522 | Good |
| I-75 NB over Pinconning River No. 000000000000615 | 4.0 MI SW of Pinconning | 2011 | Stringer/Multi-beam or Girder | 64 ft | 15,522 | Good |
| M-13 over Railroad Drain No. 000000000000594 | 0.4 MI S of Linwood RD | 1950 | Culvert | 26 ft | 15,061 | Fair |
| I-75 SB over Saganing River No. 000000000000610 | 3.5 MI NW of Pinconning | 1968 | Stringer/Multi-beam or Girder | 82 ft | 13,735 | Fair |
| I-75 NB over Saganing River No. 000000000000616 | 3.5 MI NW of Pinconning | 1968 | Stringer/Multi-beam or Girder | 82 ft | 13,735 | Fair |
| I-75 SB over White Feather Road No. 000000000000641 | 3.0 MI N of Pinconning | 1968 | Stringer/Multi-beam or Girder | 107 ft | 13,735 | Good |
| I-75 NB over White Feather Road No. 000000000000643 | 3.0 MI N of Pinconning | 1968 | Stringer/Multi-beam or Girder | 107 ft | 13,735 | Good |
| US-10 EB|M-25 NB over I-75 NB No. 000000000000605 | 1.5 MI W of Bay City | 2015 | Stringer/Multi-beam or Girder | 210 ft | 12,500 | Good |
| US-10 WB|M-25 NB over I-75 NB No. 000000000000606 | 1.5 MI W of Bay City | 2015 | Stringer/Multi-beam or Girder | 210 ft | 12,500 | Good |
| M-84|WESTSIDE Sagi over Dutch Creek No. 000000000000580 | 0.4 MI NE of I-75 | 2009 | Culvert | 22 ft | 11,860 | Good |
| M-84|WESTSIDE Sagi over I-75 NB No. 000000000000601 | 2.6 MI N of Saginaw Col | 2009 | Stringer/Multi-beam or Girder | 192 ft | 11,860 | Fair |
| M-84|WESTSIDE Sagi over I-75 SB No. 000000000000602 | 2.6 MI N of Saginaw Col | 2009 | Stringer/Multi-beam or Girder | 192 ft | 11,860 | Fair |
| I-75 SB over N Br Kawkawlin River No. 000000000000608 | 5.0 MI N of Kawkawlin | 1968 | Stringer/Multi-beam or Girder | 135 ft | 11,638 | Good |
| I-75 NB over N Br Kawkawlin River No. 000000000000613 | 5.0 MI NW of Kawkawlin | 1968 | Stringer/Multi-beam or Girder | 135 ft | 11,638 | Good |
| I-75 SB over Beaver Road No. 000000000000634 | 3.0 MI W of Kawkawlin | 1967 | Stringer/Multi-beam or Girder | 124 ft | 11,638 | Fair |
| I-75 NB over Beaver Road No. 000000000000644 | 3.0 MI W of Kawkawlin | 1967 | Stringer/Multi-beam or Girder | 116 ft | 11,638 | Fair |
| I-75 SB over Kawkawlin River No. 000000000000607 | 1.5 MI S of Kawkawlin | 1968 | Stringer/Multi-beam or Girder | 189 ft | 11,225 | Fair |
| I-75 NB over Kawkawlin River No. 000000000000612 | 1.5 MI S of Kawkawlin | 1968 | Stringer/Multi-beam or Girder | 189 ft | 11,225 | Fair |
| I-75 SB over M-13 Conn No. 000000000000629 | 2.5 MI S of Kawkawlin | 1968 | Stringer/Multi-beam or Girder | 160 ft | 11,225 | Fair |
| I-75 SB over Wheeler Road No. 000000000000631 | 1.7 MI S of Kawkawlin | 1968 | Stringer/Multi-beam or Girder | 150 ft | 11,225 | Fair |
| I-75 NB over Wheeler Road No. 000000000000642 | 1.7 MI S of Kawkawlin | 1968 | Stringer/Multi-beam or Girder | 150 ft | 11,225 | Fair |
| I-75 NB over M-13 Conn SB No. 000000000000645 | 2.5 MI S of Kawkawlin | 1967 | Stringer/Multi-beam or Girder | 169 ft | 11,225 | Fair |
| M-13|N Huron RD over Johnsons Creek No. 000000000000591 | 1.8 MI S of Pinconning | 2013 | Stringer/Multi-beam or Girder | 59 ft | 11,000 | Good |
| M-13 over Ryan Drain No. 000000000000589 | 6.4 MI S of Pinconning | 1937 | Culvert | 36 ft | 10,813 | Fair |
| M-13 over Tebo Drain No. 000000000000590 | 3.8 MI S of Pinconning | 1937 | Tee Beam | 27 ft | 10,813 | Fair |
| M-13|N Huron RD over Pinconning River No. 000000000000592 | In Pinconning | 2009 | Box Beam or Girders - Single or Spread | 49 ft | 9,924 | Good |
| State Park Drive over Kawkawlin River No. 000000000000711 | 2 MI N of Bay City | 2003 | Box Beam or Girders - Multiple | 194 ft | 9,810 | Fair |
| US-10 WB over E Patrick Rd(union Rd) No. 000000000000658 | 0.3 MI E of Midland Col | 1960 | Tee Beam | 130 ft | 8,325 | Poor |
| M-13 over White Feather Creek No. 000000000000593 | 3.0 MI N of Pinconning | 1938 | Tee Beam | 27 ft | 8,300 | Fair |
| Bay RD over US-10 No. 000000000000659 | 0.4 MI E of Midland Col | 1999 | Stringer/Multi-beam or Girder | 317 ft | 7,770 | Fair |
| Mackinaw RD over US-10 No. 000000000000668 | 4.0 MI W of Bay City | 2024 | Stringer/Multi-beam or Girder | 172 ft | 7,052 | Good |
| M-13|N Huron RD over Cheboyganing Creek No. 000000000000585 | 4.0 MI N of I-75 JCT | 2010 | Box Beam or Girders - Single or Spread | 309 ft | 6,816 | Fair |
| Wilder RD over I-75 No. 000000000000630 | 2.0 MI S of Kawkawlin | 1968 | Stringer/Multi-beam or Girder | 317 ft | 6,620 | Good |
| Wilder RD over M-13/I-75 Conn No. 000000000000670 | 1.9 MI S of Kawkawlin | 1961 | Stringer/Multi-beam or Girder | 212 ft | 6,349 | Good |
| M-47 NB over US-10 EB No. 000000000000661 | 11.5 MI W of Bay City | 2014 | Stringer/Multi-beam or Girder | 193 ft | 6,030 | Fair |
| M-247 over Kawkawlin River No. 000000000000581 | 1.0 MI N of M-13 JCT | 1935 | Stringer/Multi-beam or Girder | 134 ft | 5,842 | Fair |
| Pinconning Road over Pinconning River No. 000000000000692 | 0.75 MI W of Pinconning | 1987 | Culvert | 27 ft | 5,405 | Fair |
| Salzburg RD over I-75 No. 000000000000604 | 4.0 MI N of Saginaw Col | 1960 | Stringer/Multi-beam or Girder | 212 ft | 5,197 | Fair |
| Three Mile RD over US-10 No. 000000000000669 | 2.0 MI W of Bay City | 1958 | Tee Beam | 217 ft | 4,626 | Good |
| Pinconning RD over I-75 No. 000000000000639 | 2.7 MI W of Pinconning | 1968 | Stringer/Multi-beam or Girder | 216 ft | 4,188 | Good |
| Midland Road over Culver Creek No. 000000000000674 | 600 Ft W of Fraser RD | 2016 | Box Beam or Girders - Single or Spread | 52 ft | 3,957 | Good |
| Beaver Road over Kawkawlin River No. 000000000000683 | 200 Ft W of Four Mile RD | 1928 | Girder and Floorbeam System | 60 ft | 3,404 | Fair |
| Pinconning Road over Pinconning River No. 000000000000691 | 1500 Ft W of Eight Mile | 1995 | Culvert | 24 ft | 3,218 | Good |
| Wheeler RD over M-13/I-75 Conn No. 000000000000671 | 1.0 MI S of Kawkawlin | 1961 | Stringer/Multi-beam or Girder | 182 ft | 2,966 | Good |
| Beaver Road over Kawkawlin River No. 000000000000682 | 1 600 Ft E of Garfield RD | 1987 | Box Beam or Girders - Multiple | 47 ft | 2,870 | Fair |
| Wheeler Road over Kawkawlin River No. 000000000000675 | 600 Ft E of Nine Mile RD | 1993 | Box Beam or Girders - Multiple | 80 ft | 2,850 | Fair |
| Linwood RD over I-75 No. 000000000000636 | 7.0 MI N of Kawkawlin | 1968 | Stringer/Multi-beam or Girder | 216 ft | 2,755 | Fair |
| Salzburg RD over M-47 No. 000000000000651 | 1.0 MI S of US-10 | 1966 | Stringer/Multi-beam or Girder | 181 ft | 2,670 | Poor |
| Mackinaw RD over I-75 No. 000000000000633 | 6.5 MI NW of Bay City | 1967 | Stringer/Multi-beam or Girder | 253 ft | 2,598 | Fair |
| Linwood Road over Crump Drain No. 000000000000685 | 1000 Ft E of Garfield RD | 1991 | Culvert | 20 ft | 2,556 | Fair |
| Wheeler Road over Kawkawlin River No. 000000000000676 | 0.2 MI W of Four Mile RD | 1962 | Box Beam or Girders - Multiple | 138 ft | 2,429 | Poor |
| Hotchkiss RD over I-75 No. 000000000000603 | 3.0 MI N of Saginaw Col | 1960 | Stringer/Multi-beam or Girder | 203 ft | 2,376 | Fair |
| Salzburg Road over Culver Creek No. 000000000000712 | 700 Ft W of Eight Mile RD | 1987 | Culvert | 23 ft | 2,264 | Fair |
| Garfield Road over Waldo Drain No. 000000000000697 | 0.25 MI N of Beaver RD | 1931 | Box Beam or Girders - Multiple | 25 ft | 2,253 | Good |
| Garfield Road over Kawkawlin River No. 000000000000698 | At Siedler Road | 1992 | Box Beam or Girders - Multiple | 44 ft | 2,253 | Fair |
| Auburn RD over US-10 EB No. 000000000000666 | S Lts of Auburn | 2015 | Stringer/Multi-beam or Girder | 171 ft | 2,120 | Fair |
| Garfield RD over US-10 No. 000000000000665 | 1.0 MI W of Auburn | 1958 | Tee Beam | 198 ft | 2,030 | Poor |
| Seven Mile RD over US-10 No. 000000000000667 | 6.0 MI W of Bay City | 1958 | Tee Beam | 183 ft | 1,869 | Fair |
| Seven Mile Road over Tebo Drain No. 000000000000703 | 100 Ft N of Erickson RD | 2020 | Culvert | 25 ft | 1,835 | Good |
| Garfield RD over Tebo Drain No. 000000000014571 | 0.7 MI N of Erickson RD | 2022 | Culvert | 22 ft | 1,800 | Good |
| Mackinaw Road over Kawkawlin River No. 000000000000705 | 0.6 MI N of N Union RD | 1960 | Box Beam or Girders - Multiple | 135 ft | 1,799 | Poor |
| Seven Mile Road over Pinconning River No. 000000000000704 | 1000 Ft N of Neuman RD | 1992 | Culvert | 24 ft | 1,778 | Fair |
| Garfield Road over N Br Kawkawlin River No. 000000000000699 | 2 MI S of Crump | 1992 | Box Beam or Girders - Multiple | 64 ft | 1,715 | Fair |
| Beaver Road over Waldo Drain No. 000000000000680 | 100 Ft E of Eleven MI RD | 1992 | Culvert | 26 ft | 1,557 | Fair |
| Beaver Road over Waldo Drain No. 000000000000681 | 0.4 MI E Eleven Mile RD | 1988 | Culvert | 26 ft | 1,557 | Good |
| Seven Mile Road over N Br of Kawkawlin River No. 000000000000702 | 1000 Ft N of River RD | 1995 | Box Beam or Girders - Multiple | 85 ft | 1,436 | Fair |
| Anderson Road over N Br of Kawkawlin River No. 000000000000686 | 300 Ft W of Flajole RD | 1961 | Stringer/Multi-beam or Girder | 40 ft | 1,415 | Fair |
| Cody Estey RD over I-75 No. 000000000000640 | 3.0 MI W of Pinconning | 1968 | Stringer/Multi-beam or Girder | 216 ft | 1,408 | Fair |
| Mackinaw Road over N Br of Kawkawlin River No. 000000000000706 | 0.25 MI S of River RD | 1989 | Box Beam or Girders - Multiple | 98 ft | 1,403 | Fair |
| Garfield Road over S Br Pinconning River No. 000000000000700 | 400 Ft S of Neuman RD | 2021 | Culvert | 23 ft | 1,343 | Good |
| M-138|E Munger RD over Quanicassee River No. 000000000000582 | 2.7 MI E of Munger | 1968 | Stringer/Multi-beam or Girder | 43 ft | 1,305 | Fair |
| M-138 over Constant Durussell Drain No. 000000000000583 | 3.5 MI E of Munger | 1969 | Stringer/Multi-beam or Girder | 39 ft | 1,305 | Fair |
| S Euclid Road over Squaconning Creek No. 000000000000720 | 0.25 MI N of Stone Island | 1991 | Box Beam or Girders - Multiple | 150 ft | 1,285 | Fair |
| Parish Road over I-75 No. 000000000000635 | 5.0 MI N of Kawkawlin | 1968 | Stringer/Multi-beam or Girder | 216 ft | 1,278 | Good |
| Seven Mile Road over Kawkawlin River No. 000000000000701 | 100 Ft S of Wilder RD | 1961 | Stringer/Multi-beam or Girder | 110 ft | 1,200 | Fair |
| Water Street over Pinconning River No. 000000000000751 | 1100 Ft S of City Limits | 1996 | Box Beam or Girders - Multiple | 46 ft | 1,109 | Good |
| Eleven Mile Road over White Feather Creek No. 000000000000696 | 0.5 MI N of Cody-Esty RD | 1990 | Culvert | 26 ft | 1,086 | Good |
| Beaver Road over Waldo Drain No. 000000000000679 | 500 Ft W of Eleven MI RD | 1932 | Slab | 26 ft | 1,075 | Fair |
| N Union RD over I-75 No. 000000000000628 | 3.0 MI S of Kawkawlin | 1961 | Stringer/Multi-beam or Girder | 208 ft | 1,045 | Fair |
| Carter RD over US-10 No. 000000000000663 | 1.0 MI W of Fisherville | 1958 | Tee Beam | 198 ft | 900 | Fair |
| Eleven Mile RD over US-10 No. 000000000000664 | 2.0 MI W of Auburn | 1958 | Tee Beam | 198 ft | 895 | Fair |
| Hotchkiss Road over Squaconning Creek No. 000000000000673 | 100 Ft E of Mackinaw RD | 1992 | Culvert | 22 ft | 841 | Fair |
| Coggins RD over I-75 No. 000000000000638 | 3.0 MI SW of Pinconning | 1968 | Stringer/Multi-beam or Girder | 216 ft | 818 | Fair |
| Monitor Road over Mill Pond Drain No. 000000000000710 | 0.5 MI S of Kawkawlin | 1972 | Other | 30 ft | 796 | Fair |
| Fraser ST over Kawkawlin River No. 000000000000678 | 100 E of Chip Rd. | 1959 | Box Beam or Girders - Multiple | 145 ft | 784 | Poor |
| Flajole RD over US-10 No. 000000000000660 | 1.0 MI E of Midland Col | 1958 | Tee Beam | 198 ft | 739 | Fair |
| Prevo RD over I-75 No. 000000000000637 | 6.0 MI S of Pinconning | 1968 | Stringer/Multi-beam or Girder | 245 ft | 700 | Fair |
| Mackinaw RD over Pinconning River No. 000000000000708 | 0.2 MI S of Pinconning RD | 1925 | Slab | 22 ft | 676 | Fair |
| Prevo Road over Fraser-Garfield Drain No. 000000000000687 | 1000 Ft West of M-13 | 1988 | Culvert | 29 ft | 671 | Fair |
| Erickson Road over Tebo Drain No. 000000000000689 | 300 Ft W of Seven Mile | 2020 | Culvert | 25 ft | 600 | Good |
| Saganing Road over Saganing Creek No. 000000000000695 | 0.25 MI E of Nine Mile | 1938 | Stringer/Multi-beam or Girder | 28 ft | 569 | Fair |
| Linwood Road over N Br Kawkawlin River No. 000000000000714 | 1000 Ft E of Carter RD | 2000 | Box Beam or Girders - Multiple | 62 ft | 542 | Fair |
| Amelith RD over I-75 No. 000000000000600 | 1.0 MI N of Saginaw Col | 1960 | Stringer/Multi-beam or Girder | 204 ft | 528 | Fair |
| Eight Mile Road over N Br Kawkawlin River No. 000000000000730 | 0.25 MI S of Doud Road | 1971 | Slab | 48 ft | 493 | Poor |
| Kaiser-Tower Road over Fraser-Garfield Drain No. 000000000000722 | 0.3 MI S of Prevo RD | 1936 | Stringer/Multi-beam or Girder | 27 ft | 486 | Poor |
| Tower Beach Road over Tebo Drain No. 000000000000725 | At Coggins RD | 1972 | Culvert | 32 ft | 470 | Fair |
| Tower Beach Road over Johnsons Creek No. 000000000000724 | 200 Ft N of Almeda Beach | 1975 | Culvert | 24 ft | 457 | Fair |
| Chip Road over N Br Kawkawlin River No. 000000000000677 | 0.5 MI SW Old Beaver RD | 1930 | Stringer/Multi-beam or Girder | 60 ft | 438 | Fair |
| Old Beaver RD over N Br Kawkawlin River No. 000000000000729 | 0.7 MI NW of Chip RD | 2005 | Box Beam or Girders - Multiple | 68 ft | 420 | Good |
| Mackinaw Road over Johnson Drain No. 000000000000707 | 1000 Ft S of Townline RD | 2021 | Box Beam or Girders - Single or Spread | 45 ft | 409 | Good |
| Ziegler Road over Dutch Creek No. 000000000000719 | 0.1 MI S of M-84 | 1971 | Slab | 53 ft | 393 | Fair |
| Fraser Road over Pinconning River No. 000000000000741 | 1000 Ft N of Neuman RD | 1935 | Stringer/Multi-beam or Girder | 24 ft | 393 | Poor |
| North Union Road over Culver Creek No. 000000000000737 | 0.5 MI E of Fraser RD | 2005 | Culvert | 35 ft | 390 | Good |
| Eight Mile Road over Kawkawlin River No. 000000000000746 | 0.5 MI S of Wheeler RD | 1934 | Stringer/Multi-beam or Girder | 40 ft | 380 | Poor |
| Fraser Road over Kawkawlin River No. 000000000000738 | 0.6 MI N of N Union RD | 1986 | Tee Beam | 124 ft | 366 | Fair |
| Pinconning Road over Pinconning River No. 000000000000693 | 1 MI E of Pinconning | 1990 | Culvert | 26 ft | 361 | Good |
| Nine Mile Road over N Br Kawkawlin River No. 000000000000716 | 0.2 MI N of Parish RD | 1980 | Stringer/Multi-beam or Girder | 51 ft | 350 | Fair |
| Eleven Mile Road over Waldo Drain No. 000000000000715 | 150 Ft N of Beaver RD | 2021 | Culvert | 24 ft | 349 | Good |
| Mackinaw Road over Selleck Drain No. 000000000013119 | 0.5 MI S of Mt Forest RD | 1975 | Culvert | 22 ft | 335 | Poor |
| Doud Road (parish) over N Br Kawkawlin River No. 000000000000684 | 0.5 MI E of Nine Mile | 1972 | Slab | 128 ft | 316 | Poor |
| Fraser Road over N Br Kawkawlin River No. 000000000000727 | At River RD | 1957 | Box Beam or Girders - Multiple | 48 ft | 279 | Fair |
| Mackinaw RD over Whitefeather Drain No. 000000000000709 | 600 Ft S Whitefeather RD | 2023 | Culvert | 24 ft | 274 | Good |
| Kaiser Tower Road over Tebo Drain No. 000000000000690 | 100 Ft N of Coggins RD | 2021 | Culvert | 27 ft | 271 | Good |
| Nine Mile Road over Pinconning River No. 000000000000739 | 0.3 MI N of Pinconning RD | 1930 | Stringer/Multi-beam or Girder | 22 ft | 267 | Poor |
| Hotchkiss RD over M-47 No. 000000000000650 | 2.0 MI S of US-10 | 1966 | Stringer/Multi-beam or Girder | 180 ft | 260 | Poor |
| Fraser Road over Tebo Creek No. 000000000000721 | At Erickson RD | 1976 | Culvert | 24 ft | 246 | Fair |
| Fraser Road over Railroad Drain No. 000000000000728 | 0.25 MI S of Cottage Grov | 1937 | Stringer/Multi-beam or Girder | 25 ft | 220 | Poor |
| Flajole Road over N Br Kawkawlin River No. 000000000000726 | 0.65 MI N of Linwood RD | 2004 | Box Beam or Girders - Multiple | 56 ft | 215 | Fair |
| Chip RD over I-75 No. 000000000000632 | 6.0 MI NW of Bay City | 1967 | Stringer/Multi-beam or Girder | 331 ft | 194 | Fair |
| Chip Road over Kawkawlin River No. 000000000000745 | 200 Ft E of Nine Mile RD | 2004 | Box Beam or Girders - Multiple | 50 ft | 186 | Fair |
| Erickson Road over N Br Kawkawlin River No. 000000000000688 | 3 MI N 3.5 MI W of Crump | 1942 | Stringer/Multi-beam or Girder | 45 ft | 172 | Poor |
| Kinney Road over Constant Durussell Drain No. 000000000013688 | 50 Ft East of Briggs RD | 2011 | Slab | 44 ft | 160 | Good |
| Two Mile Road over Goetz Drain No. 000000000000718 | 1.0 MI S of Amelith RD | 2016 | Box Beam or Girders - Multiple | 36 ft | 156 | Good |
| Stevenson Road over S Br Pine River No. 000000000013121 | 0.5 MI W of Nine Mile RD | 1970 | Culvert | 32 ft | 150 | Poor |
| Maida Road over M Br Pine River No. 000000000013122 | 0.25 MI N of M-61 | 1970 | Culvert | 26 ft | 150 | Fair |
| Fraser Road over Whitefeather Creek No. 000000000013123 | 0.25 MI S of Whitefeather | 1970 | Culvert | 26 ft | 150 | Poor |
| Avalon Road over Private Channel No. 000000000000744 | 200 Ft N of Rashott RD | 1955 | Culvert | 26 ft | 122 | Poor |
| Brown Road over Constant Durussel Drain No. 000000000000732 | At Briggs RD | 1948 | Stringer/Multi-beam or Girder | 30 ft | 121 | Fair |
| Russell Road over Quanicassee River No. 000000000000733 | 0.25 MI E of Cotter RD | 1971 | Slab | 32 ft | 106 | Fair |
| Russell Road over Constant-Durussell Drain No. 000000000000734 | At Briggs Road | 1930 | Stringer/Multi-beam or Girder | 31 ft | 106 | Poor |
| Nolet Road over Quanicassee River No. 000000000000735 | 200 Feet N of Brown Road | 1924 | Stringer/Multi-beam or Girder | 33 ft | 96 | Poor |
| Eight Mile Road over Kossick Drain No. 000000000000740 | 0.2 MI N White Feather RD | 1940 | Stringer/Multi-beam or Girder | 24 ft | 93 | Poor |
| Cotter Road over Quanicassee River No. 000000000000736 | 3/8 MI N of Munger RD | 1975 | Stringer/Multi-beam or Girder | 45 ft | 87 | Fair |
| Mid-Bay CO Line RD over N Br Kawkawlin River No. 000000000014292 | 1 MI N of E Levely RD | 2019 | Culvert | 24 ft | 80 | Good |
| Ausable State Road over Tebo Drain No. 000000000000723 | 300 Ft N of Coggins RD | 1948 | Stringer/Multi-beam or Girder | 30 ft | 75 | Poor |
| Hunter Road over Pinconning River No. 000000000000742 | 0.3 MI N of Pinconning RD | 1945 | Stringer/Multi-beam or Girder | 41 ft | 75 | Poor |
| Eight Mile Road over White Feather Creek No. 000000000000743 | 0.25 MI S of Mt Forest RD | 1938 | Slab | 25 ft | 75 | Poor |
| Townline 14 Road over Kawkawlin River No. 000000000000717 | 1000 Feet E of 9 MI RD | 1970 | Slab | 40 ft | 66 | Fair |
| Seven Mile Road over Saganing River No. 000000000013977 | 1.1 MI S of Worth Road | 1967 | Culvert | 29 ft | 50 | Fair |
| 11 Mile Road over Lower Kiesel Drain No. 000000000013978 | At W River Road | 1980 | Culvert | 32 ft | 50 | Good |
| Four Mile Road over Klauss Creek No. 000000000013979 | 0.57 MI N of Delta Road | 1980 | Culvert | 24 ft | 50 | Good |
| Arms Road over Van Wert Drain No. 000000000013980 | At N Finn Road | 1956 | Culvert | 23 ft | 50 | Fair |
| Garfield Road over White Feather Creek No. 000000000013981 | 0.5 MI N of W Cody Estey | 1959 | Culvert | 20 ft | 50 | Fair |
| Townline 16 Road over Johnson Creek No. 000000000013982 | 0.26 MI W of M-13 | 1972 | Culvert | 21 ft | 50 | Good |
| Kaiser Road over Johnson Drain No. 000000000013983 | 0.8 MI N of Almeda Beach | 1970 | Culvert | 21 ft | 50 | Good |
Structure types in Bay County
| Stringer/Multi-beam or Girder | 76 | 45.8% |
| Culvert | 39 | 23.5% |
| Box Beam or Girders - Multiple | 20 | 12.0% |
| Tee Beam | 11 | 6.6% |
| Slab | 9 | 5.4% |
| Box Beam or Girders - Single or Spread | 5 | 3.0% |
| Movable - Bascule | 4 | 2.4% |
| Girder and Floorbeam System | 1 | 0.6% |
| Other | 1 | 0.6% |
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
- 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. Clair County 326
- St. Joseph County 132
- Tuscola County 241
- Van Buren County 130
- Washtenaw County 262
- Wayne County 1,035
- Wexford County 64