PSSR Exit Exam • Set 6 Question 28 of 30
What requirement applies to portable ladder usage on board according to maritime safety standards?
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Direct Answer
Option A: Place at 4:1 slope angle (approx 75 deg), secure top and bottom, and maintain 3 points of contact
Safe ladder usage requires proper footing angle (75 degrees), lashings at top/bottom, extending 1m above landing, and maintaining 3 points of contact.
All Options
A
Place at 4:1 slope angle (approx 75 deg), secure top and bottom, and maintain 3 points of contact
(Correct Answer)
B
Place flat against vertical bulkhead at 90 deg
C
Stand on top rungs without handhold
D
Use aluminum ladders near open live electrical switchboards
Detailed Explanation & Context
Safe ladder usage requires proper footing angle (75 degrees), lashings at top/bottom, extending 1m above landing, and maintaining 3 points of contact.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Personal Safety & Social Responsibilities (PSSR).
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