E 421 N over Lewisville Canal
Poor Condition66 years old50 vehicles/day
Location
| State | Idaho |
| County | Jefferson |
| Location | 1.1 N. 2.4 E. Rigby |
| Carries | E 421 N |
| Crosses | Lewisville Canal |
| Coordinates | 43.68889, -111.86808 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 4 (Poor) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 39.0 ft (11.9 m) |
| Max Span | 35.1 ft (10.7 m) |
| Deck Width | 28.2 ft (8.6 m) |
| Deck Area | 102.3 sq m |
| Main Spans | 1 |
| Year Built | 1960 |
Traffic
| Avg Daily Traffic | 50 (2023) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000036100 |