US 20 over Henrys Lake Outlet
Fair Condition39 years old6,500 vehicles/day
Location
| State | Idaho |
| County | Fremont |
| Location | 6.0 N. Macks Inn |
| Carries | US 20 |
| Crosses | Henrys Lake Outlet |
| Coordinates | 44.58511, -111.33661 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| 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 | 60.0 ft (18.3 m) |
| Max Span | 57.1 ft (17.4 m) |
| Deck Width | 45.9 ft (14 m) |
| Deck Area | 256.2 sq m |
| Main Spans | 1 |
| Year Built | 1987 |
Traffic
| Avg Daily Traffic | 6,500 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000012690 |