Bridge Tender how-to

How to Lock a Boat Through a Canal

Locks raise or lower boats.

Updated By the Career Education Institute Curriculum Team
Quick answer

Locks raise or lower boats. In short: radio; open; boat, then complete the remaining steps below.

Step by step

  1. Radio the boat.

  2. Open the gate.

  3. Boat enters and ties up.

  4. Close the gate.

  5. Fill or drain.

  6. Open the far gate.

Safety reminders for bridge tenders

  • Confirm spans are clear
  • Lower gates before opening
  • Follow lockout/tagout
  • Communicate clearly

Bascule bridge · Swing bridge · Lift bridge · Lock chamber · Lockage · Gate: see the full bridge tender glossary.

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