I 15 Sbl over Portneuf River
Fair Condition63 years old8,000 vehicles/day
Location
| State | Idaho |
| County | Bannock |
| Location | 1.6 S. Inkom |
| Carries | I 15 Sbl |
| Crosses | Portneuf River |
| Coordinates | 42.78250, -112.23094 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 150.9 ft (46 m) |
| Max Span | 48.9 ft (14.9 m) |
| Deck Width | 40.0 ft (12.2 m) |
| Deck Area | 561.2 sq m |
| Main Spans | 3 |
| Year Built | 1963 |
Traffic
| Avg Daily Traffic | 8,000 (2023) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000011140 |