What are the channel depths on the various waterways?
• Chicago area (the Chicago River/Sanitary and Ship Canal and the Calumet Sag Channel): Minimum channel depths are 9 feet. This may vary a bit depending on water levels at the time. If there is a lot of rain, the water levels may be higher. They could be lower in drought years. The areas between locks are pools so levels are maintained near pool levels for commercial traffic. Big boats and commercial traffic use both channels, but since the Cal Sag has higher bridges, it is used by more commercial traffic. • New York State Canals (Erie, Oswego, Champlain Canals): Channel depths are 12 to 14 feet but are subject to variation depending on rainfall, dam construction, etc. • Trent-Severn Waterway: Minimum depths are 6 feet under normal conditions. In a few places the water depth may be less than 6 feet. Any vessel drawing more than 5 feet must contact the Trent-Severn Waterway office in Peterborough (800/663-2628). “When we did the Trent-Severn they were maintaining the canal at their desi
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