The CN Rail Washago Swing Bridge is a railway swing bridge on the Trent Canal near Washago, between Lake Simcoe and Couchiching Lock (Lock 42). At 14 ft closed clearance, it is higher than most other swing bridges on the waterway. This is the only railway-operated swing bridge that remains active on the TSW.
| GPS Coordinates | 44.7425°N, 79.342°W |
| Water Body | Trent Canal |
| Region | Muskoka & Georgian Bay |
| KM Marker | KM 337 |
| Mile Marker | MM 211 |
| Bridge Type | Swing Bridge |
| Adjacent Lock | Lock 42 — Couchiching (~1 km south of lock) |
| Closed Clearance | 4.3 m 14 ft CHS |
| Overhead Cables | 15.8 m 52 ft |
| Status | Operable |
| Operating Hours | Railway swing bridge — opens for marine traffic |
Located on the Trent Canal about 1.3 km NNW of the highway bridge near Washago. A highway bridge 500 m NW of Washago range lights has 22 ft clearance. The highway bridge at Lock 42 has 31 ft clearance.
At 14 ft closed, some powerboats and smaller cruisers may pass under without opening. The bridge opens for marine traffic but operates on the railway's schedule rather than Parks Canada hours. The fixed highway bridge at Lock 42 (Couchiching) has a generous 31 ft clearance.
Two overhead cables nearby: minimum 52 ft (15.8 m) clearance. Overhead power cable at highway bridge near Washago: 57 ft (17.4 m). Cable at Lock 42: 33 ft (10.1 m).
This section of the canal connects Lake Simcoe to Lake Couchiching via Couchiching Lock. Weather forecasts for the Lake Simcoe and Lake Couchiching area can be obtained from lock personnel at Gamebridge Lock (41) and Couchiching Lock (42).
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