Hover or tap underlined Spanish terms to see their translation and exam tip.
REGLA 28. ¿Qué indica un buque que tiene tres luces rojas todo horizonte en línea vertical?RULE 28. What does a vessel showing three all-round red lights in a vertical line indicate?
Show the answer
Correct answer: a) A vessel constrained by her draught.
Why it is correct
Rule 28 lets a vessel constrained by her draught show three all-round red lights in a vertical line, or a cylinder by day.
Why the others are not
- b) A cable ship is restricted: red, white, red.
- c) Restricted manoeuvrability is red, white, red.
- d) The Rules have no such signal.
How to work it out in the exam
- Count reds: two, not under command; three, constrained by draught.
Where this question comes from
- Región de Murcia · 2018 · 2ª convocatoria · PER Tipo 1 · question 25 Official paper · Official answer key
- Región de Murcia · 2025 · 1ª convocatoria · PER Tipo 1 · question 23 Official paper · Official answer key
Regulations
- IMO: Convention on the International Regulations for Preventing Collisions at Sea, 1972 (COLREGs) · Rule 28
- RIPA, consolidated text (BOE) · Rule 28
Pending instructor review. Machine translation, not reviewed.