Inland · Rule 6
Safe Speed
Last verified: 2026-05-16
TL;DR
Every vessel shall at all times proceed at a safe speed so that proper and effective action can be taken to avoid collision and be stopped within a distance appropriate to the prevailing circumstances and conditions.
Why it shows up on the exam
Rule 6 lists factors to be taken into account — visibility, traffic density, manoeuvrability, lights at night, state of wind/sea/current, draft. Memorise the list.
Authoritative source
Source links checked against the current public rule corpus on 2026-05-16.
International parallel
COLREGs Rule 6 — Safe Speed →More from Part B-I — Conduct in Any Visibility
Related drills
Drill Inland Rule 6
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