Holy Island Road over So Arm Lake Charlevoix
Good Condition18 years old30 vehicles/day
Location
| State | Michigan |
| County | Charlevoix |
| Location | 6 Mi So Of Charlevoix |
| Carries | Holy Island Road |
| Crosses | So Arm Lake Charlevoix |
| Coordinates | 45.23320, -85.16909 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 9 (Excellent) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Truss - Thru |
| Total Length | 120.1 ft (36.6 m) |
| Max Span | 116.1 ft (35.4 m) |
| Deck Width | 17.7 ft (5.4 m) |
| Deck Area | 197.6 sq m |
| Main Spans | 1 |
| Year Built | 2008 |
Traffic
| Avg Daily Traffic | 30 (2008) |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is on the National Register of Historic Places |
| Structure Number | 000000000001483 |