SH 3 over ST Maries R(mashburn Br)
Fair Condition65 years old1,700 vehicles/day
Location
| State | Idaho |
| County | Benewah |
| Location | 12.3 S. ST Maries |
| Carries | SH 3 |
| Crosses | ST Maries R(mashburn Br) |
| Coordinates | 47.17530, -116.49420 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 167.0 ft (50.9 m) |
| Max Span | 86.0 ft (26.2 m) |
| Deck Width | 32.8 ft (10 m) |
| Deck Area | 509 sq m |
| Main Spans | 3 |
| Year Built | 1961 (reconstructed 2013) |
Traffic
| Avg Daily Traffic | 1,700 (2023) |
| Truck Traffic | 28% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000018860 |