Back Loop RD over Montana Creek
Good Condition41 years old2,770 vehicles/day
Location
| State | Alaska |
| County | Juneau City and |
| Location | Mile Point 4.5 |
| Carries | Back Loop RD |
| Crosses | Montana Creek |
| Coordinates | 58.39750, -134.61090 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 81.0 ft (24.7 m) |
| Max Span | 78.1 ft (23.8 m) |
| Deck Width | 45.9 ft (14 m) |
| Deck Area | 345.8 sq m |
| Main Spans | 1 |
| Year Built | 1985 |
Traffic
| Avg Daily Traffic | 2,770 (2020) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0264 |