Schoolcraft County Bridge Report Card
Schoolcraft County scores 66 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Schoolcraft County, Michigan
Schoolcraft County has 56 bridges in the National Bridge Inventory, with 3 rated poor and 12 rated scour-critical. Its poor-condition share of 5.4% is at or below the 11.0% statewide average. Poor-condition bridges carry about 70 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Schoolcraft County a Bridge Condition Exposure Score of 66/100 (D). The county has 56 bridges in the National Bridge Inventory, including 3 in poor condition and 12 rated scour-critical. Poor-condition bridges carry about 70 daily vehicle crossings. Poor condition does not mean unsafe; bridges judged unsafe are closed or restricted by transportation agencies.
How the Score Breaks Down
| Factor | Weight | County Value | Penalty |
|---|---|---|---|
| Poor-condition bridge share | 40 | 5.4% | 10.7 |
| Poor-condition traffic exposure | 25 | 0.1% of measured traffic | 0.1 |
| Scour-critical bridge share | 20 | 21.4% | 20.0 |
| Average age vs national baseline | 10 | 56 years vs 48 nationally | 3.4 |
| Traffic-data completeness | 5 | 46,945 measured daily crossings | 0.0 |
Score = 100 minus weighted penalties. The score is a comparative research signal, not an official safety rating. Read the full methodology.
County Comparisons
| County Poor-Condition Share | 5.4% |
| State Poor-Condition Share | 11.0% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 21.4% |
| Average Bridge Age | 56 years |
| Poor-Condition Traffic Exposure | 70 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Schoolcraft County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Duck Creek Road over Duck Creek | Poor condition + traffic exposure | Poor | 5 | 1922 |
| No Data Entered over S Branch Stutts Creek | Poor condition + traffic exposure | Poor | 50 | 1996 |
| Usfs RTE 2251 over North Br Stutts Creek | Poor condition + traffic exposure | Poor | 15 | 1951 |
| Us-2 over Manistique River | Scour-critical foundation rating | Fair | 4,300 | 1983 |
| M-28 over Creighton Creek | Scour-critical foundation rating | Fair | 1,973 | 1952 |
| M-28 over Walsh Creek | Scour-critical foundation rating | Fair | 1,973 | 1953 |
| M-28 over Clarks Ditch | Scour-critical foundation rating | Fair | 1,973 | 1953 |
| M-28 over Commencement Creek | Scour-critical foundation rating | Fair | 1,973 | 1954 |
| M-94 over Sturgeon Hole Creek | Scour-critical foundation rating | Fair | 827 | 1957 |
| M-94 over S Br Stutts Creek | Scour-critical foundation rating | Fair | 526 | 1959 |
Important safety note
Poor condition does not mean a bridge is unsafe. It means at least one major component has significant deterioration and the bridge is a priority for maintenance, repair, or replacement. Bridges judged unsafe are closed or restricted by transportation agencies.