12th Street over Portneuf River
Good Condition21 years old108 vehicles/day
Location
| State | Idaho |
| County | Bannock |
| Location | 0.1 S 0.6 E Mccammon |
| Carries | 12th Street |
| Crosses | Portneuf River |
| Coordinates | 42.64575, -112.18369 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 50.9 ft (15.5 m) |
| Max Span | 47.9 ft (14.6 m) |
| Deck Width | 31.8 ft (9.7 m) |
| Deck Area | 150.3 sq m |
| Main Spans | 1 |
| Year Built | 2005 |
Traffic
| Avg Daily Traffic | 108 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 922 |
| Inspection Frequency | Every 48 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000021951 |