US 20 Wbl over Texas Slough
Good Condition45 years old15,250 vehicles/day
Location
| State | Idaho |
| County | Madison |
| Location | At Thornton |
| Carries | US 20 Wbl |
| Crosses | Texas Slough |
| Coordinates | 43.75556, -111.84944 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 64.0 ft (19.5 m) |
| Max Span | 61.0 ft (18.6 m) |
| Deck Width | 43.6 ft (13.3 m) |
| Deck Area | 259.4 sq m |
| Main Spans | 1 |
| Year Built | 1981 |
Traffic
| Avg Daily Traffic | 15,250 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000012520 |