US 20 over I 84 Eb-wb;parma Ic
Fair Condition62 years old6,500 vehicles/day
Location
| State | Idaho |
| County | Canyon |
| Location | 0.7 W. Caldwell Nwcl |
| Carries | US 20 |
| Crosses | I 84 Eb-wb;parma Ic |
| Coordinates | 43.69022, -116.69333 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 211.9 ft (64.6 m) |
| Max Span | 64.0 ft (19.5 m) |
| Deck Width | 31.2 ft (9.5 m) |
| Deck Area | 613.7 sq m |
| Main Spans | 4 |
| Year Built | 1964 (reconstructed 1979) |
Traffic
| Avg Daily Traffic | 6,500 (2023) |
| Truck Traffic | 12% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000012220 |