Tank level measurement by gauging tape and plumb bob: find the labeling combination that is correct,
Direct Answer
Option A: 1- Reference Point; 2-Tape Cut; 3-Bob Cut; 4-Ullage; 5- Innage
Correct gauging tape measurement requires identifying the Reference Point (1) on the tank structure, the Tape Cut (2) where the tape meets the reference, the Bob Cut (3) at the liquid surface, Ullage (4) (distance from reference to liquid surface), and Innage (5) (depth of liquid). This follows P&A Manual procedures.
All Options
Detailed Explanation & Context
Correct gauging tape measurement requires identifying the Reference Point (1) on the tank structure, the Tape Cut (2) where the tape meets the reference, the Bob Cut (3) at the liquid surface, Ullage (4) (distance from reference to liquid surface), and Innage (5) (depth of liquid). This follows P&A Manual procedures.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Chemical Tanker Cargo Operations (CHEMCO).
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