Smithson RD over Hiline Canal
Fair Condition95 years old24 vehicles/day
Location
| State | Washington |
| County | Kittitas |
| Location | 00.85 NE Robbins RD |
| Carries | Smithson RD |
| Crosses | Hiline Canal |
| Coordinates | 47.10797, -120.54986 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Channel Beam |
| Total Length | 53.1 ft (16.2 m) |
| Max Span | 50.9 ft (15.5 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 147.4 sq m |
| Main Spans | 1 |
| Year Built | 1931 (reconstructed 1977) |
Traffic
| Avg Daily Traffic | 24 (2020) |
| Truck Traffic | 35% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 083488000000000 |