| Carries | Crosses | Location | Design | Status | Year Built | Year Recon. | Span Len. | Total Len. | Condition | Suff. Rating | ID | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NBI report | US-31 | CROOKED LAKE OUTLET | 0.4 MI S OF CONWAY | Concrete Tee beam | -- | 1930 | -- | 18.7 | 20.0 | Fair | 93.0 | 000000000002447 |
| NBI report Bridgehunter | US-31, M-68 | BEAR CREEK | IN PETOSKEY (MITCHELL ST) | Concrete Tee beam (7 spans) | NR listed | 1930 | -- | 44.9 | 264.8 | Fair | 74.5 | 000000000002446 |
| NBI report Bridgehunter | US-31 | CARP LAKE RIVER | 4.1 MI SW CHEBOYGAN COL | Concrete Tee beam | -- | 1933 | -- | 30.8 | 30.8 | Fair | 88.6 | 000000000002450 |
| NBI report | M-68 | CROOKED RIVER | IN ALANSON | Steel Stringer/Multi-beam or girder (3 spans) | -- | 1937 | 2012 | 64.0 | 133.9 | Good | 91.7 | 000000000002451 |
| NBI report | US-31 | MAPLE RIVER | S LTS OF PELLSTON | Concrete Slab | -- | 1941 | -- | 34.8 | 34.8 | Fair | 81.1 | 000000000002449 |
| NBI report | I-75 N APPR | STRAITS OF MACKINAC | N OF MACKINAC BR (CAUSWAY | Steel Stringer/Multi-beam or girder (3 spans) | NR listed | 1942 | 1985 | 29.9 | 89.9 | Good | 71.0 | 000000000002457 |
| NBI report Bridgehunter | I-75 | STRAITS OF MACKINAC | MACKINAW CITY-ST IGNACE | Steel Suspension (3 spans) | NR listed | 1957 | -- | 3801.0 | 19248.6 | Fair | 56.0 | 000000000002456 |
| NBI report | I-75 S APPR | HURON AVE | IN MACKINAW CITY | Steel Stringer/Multi-beam or girder (14 spans) | -- | 1957 | -- | 42.0 | 587.0 | Good | 57.0 | 000000000002455 |
| NBI report | US-23 SB | I-75 | IN MACKINAW CITY | Steel Stringer/Multi-beam or girder (3 spans) | -- | 1957 | -- | 112.9 | 204.1 | Fair | 78.8 | 000000000002453 |
| NBI report | I-75 | D&M RR (ABN) | IN MACKINAW CITY | Steel Stringer/Multi-beam or girder (4 spans) | -- | 1957 | 1975 | 79.7 | 254.9 | Good | 97.5 | 000000000002452 |
| NBI report | I-75 | CENTRAL ST | IN MACKINAC CITY | Steel Stringer/Multi-beam or girder (3 spans) | -- | 1957 | 2005 | 63.3 | 131.2 | Fair | 76.3 | 000000000002454 |
| NBI report | EVERGREEN TRAIL | BEAR RIVER | SEC 21 BEAR CREEK TWP | Steel Culvert (3 spans) | -- | 1964 | -- | 13.5 | 46.9 | Fair | 49.8 | 000000000012803 |
| NBI report | PEDESTRIAN STRUCT | US-31 & M-68 | E LTS OF PETOSKEY | Steel Truss - Thru | -- | 1967 | -- | 71.9 | -- | -- | -- | 000000000002448 |
| NBI report | WILDERNESS PARK DR | CARP RIVER | SEC. 29 WAWATAM TWP. | Steel Culvert (2 spans) | -- | 1968 | -- | 10.2 | 25.3 | Fair | 88.6 | 000000000012795 |
| NBI report | MCDOUGAL ROAD | BEAR RIVER | SEC 16&17 BEAR CREEK TWP. | Steel Culvert (2 spans) | -- | 1972 | -- | 14.1 | 31.5 | Fair | 43.0 | 000000000012801 |
| NBI report | SHERIDAN ROAD | BEAR RIVER | IN PETOSKEY | Steel Culvert (3 spans) | -- | 1972 | -- | 15.4 | 50.2 | Fair | 39.2 | 000000000013717 |
| NBI report | BRIDGE STREET | BEAR RIVER | IN PETOSKEY | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 1976 | -- | 59.7 | 179.8 | Good | 79.9 | 000000000002461 |
| NBI report | REED ROAD | CARP RIVER | SEC 21&22 CARP LAKE TWP. | Steel Culvert (3 spans) | -- | 1978 | -- | 5.9 | 24.9 | Fair | 87.9 | 000000000012796 |
| NBI report Bridgehunter | RIVER STREET | CROOKED RIVER | IN ALANSON | Steel Movable - Swing (2 spans) | -- | 1986 | -- | 29.9 | 64.0 | Good | 80.6 | 000000000002460 |
| NBI report | LAKE STREET | BEAR RIVER | IN PETOSKEY | Prestressed Box beam or girders - Multiple | -- | 1993 | -- | 63.0 | 64.0 | Fair | 99.9 | 000000000002462 |
| NBI report | ODEN ISLAND ROAD | CROOKED LAKE CHANNEL | SEC 20 T35N R4W | Wood Slab | -- | 1996 | -- | 21.0 | 22.0 | Fair | 74.4 | 000000000002458 |
| NBI report | STANDISH STREET | BEAR RIVER | IN PETOSKEY | Wood Stringer/Multi-beam or girder | -- | 1998 | -- | 53.8 | 53.8 | Good | 97.4 | 000000000002463 |
| NBI report | MITCHELL ROAD | MINNEHAHA CREEK | SPRINGVALE TWP, SEC 5 & 8 | Wood Slab | -- | 2006 | -- | 22.0 | 22.0 | Good | 96.4 | 000000000013344 |
| NBI report | OLIVER ROAD | CARP LAKE RIVER | WAWATAM TWP SEC 32 | Wood Slab | -- | 2006 | -- | 22.0 | 23.0 | Good | 83.5 | 000000000013358 |
| NBI report | E. ROBINSON RD | MAPLE RIVER | SEC 34 CENTER TWP | Steel Culvert (2 spans) | -- | 2007 | -- | 9.8 | 25.3 | Good | 82.6 | 000000000012800 |
| NBI report | PLEASANT VIEW RD | MAPLE RIVER | SEC 25&26 CENTER TWP | Wood Stringer/Multi-beam or girder | -- | 2011 | -- | 37.4 | 40.0 | Good | 97.3 | 000000000012799 |
| NBI report | CLICK ROAD | BEAR RIVER | SEC 16&21 BEAR CREEK TWP | Wood Slab (3 spans) | -- | 2012 | -- | 29.5 | 65.3 | Good | 87.1 | 000000000012802 |
| NBI report | ELY BRIDGE ROAD | W BR OF MAPLE RIVER | 0.21 MI S OF ELY ROAD | Wood Slab (3 spans) | -- | 2014 | -- | 29.9 | 62.0 | Good | 85.0 | 000000000013824 |
| NBI report | MAPLE RIVER ROAD | MAPLE RIVER | 1.4 MI NE OF BRUTUS | Prestressed Box beam or girders - Multiple | -- | 2015 | -- | 58.1 | 60.0 | Good | 99.7 | 000000000002459 |
| NBI report | ROBINSON ROAD | MAPLE RIVER | 0.58 MI W OF US-31 | Wood Slab (3 spans) | -- | 2015 | -- | 29.9 | 65.9 | Good | 98.5 | 000000000013906 |
| NBI report | BRUTUS ROAD | MAPLE RIVER | SEC 24&25 MAPLE RIVER TWP | Wood Slab (3 spans) | -- | 2016 | -- | 29.9 | 69.9 | Good | 99.9 | 000000000012798 |
| NBI report | MIDDLE ROAD | GREENBRIAR (PVT DRIVE) | W TRAVERSE TWP SEC 3,34 | Wood Slab | -- | 2018 | -- | 38.1 | 40.0 | Good | 94.4 | 000000000013555 |
| NBI report | PICKEREL LAKE ROAD | MINNEHAHA CREEK | SPRINGVALE TWP SEC 5 | Wood Slab | -- | 2018 | -- | 22.0 | 24.0 | Good | 96.2 | 000000000013345 |
| NBI report | WOODLAND ROAD | MAPLE RIVER | SEC 10 MAPLE RIVER TWP. | Wood Slab (3 spans) | -- | 2018 | -- | 29.9 | 69.9 | Good | 97.9 | 000000000012797 |