Trist Road over Portage River S Br
Poor Condition87 years old624 vehicles/day
Location
| State | Michigan |
| County | Jackson |
| Location | 0.5 Mi S 3 M W Waterloo |
| Carries | Trist Road |
| Crosses | Portage River S Br |
| Coordinates | 42.33676, -84.19853 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 3 (Serious) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 24.9 ft (7.6 m) |
| Max Span | 23.0 ft (7 m) |
| Deck Width | 29.2 ft (8.9 m) |
| Deck Area | 67.6 sq m |
| Main Spans | 1 |
| Year Built | 1939 |
Traffic
| Avg Daily Traffic | 624 (2012) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000004508 |