CHEMCO Exit Exam • Set 13 Question 29 of 30

The high-level overfill tank alarm, installed in the on-board monitoring system, must

✓

Direct Answer

Option B: be both audible and visual

Overfill alarms, as per IBC Code Chapter 15 and ISGOTT, must provide both audible and visual indications at the cargo control station and locally. This dual notification ensures immediate awareness and action to prevent tank overfilling, enhancing safety.

All Options

operate in unison with other alarms

be both audible and visual (Correct Answer)

be the same as the overfill alarm

sound when the tank is 90% full

Detailed Explanation & Context

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Chemical Tanker Cargo Operations (CHEMCO).

Practice Full CHEMCO Set 13

Test yourself with 30 interactive questions, live timer, and instant score.

Launch Practice Simulator →

Question Discussion & Notes

Have a doubt, memory trick, or exam update? Share your insights with fellow mariners.

Loading mariner discussions...

« Previous Question Next Question »

More Questions in CHEMCO Set 13

View All 30 →

Q1 Prior to entering a cargo pump room, you should ensure that Q2 The complete details of a crude oil washing system aboard your vessel, including the operating sequences and procedures, design characteristics, a description of the system, and required personnel will be found in the Q3 You are testing a tank that contained gasoline by using a combustible gas indicator. Under testing, the tank sample caused the needle to move rapidly to 100 on the dial then fall to zero. What is the concentration of flammable gas? Q4 Which of the following documents carried by a ship is not issued under the MARPOL convention? Q5 Which of the following conditions need NOT be satisfied while discharging oil or oil mixtures from ships into the sea? Q6 Which tanker discharge pattern would be the safest and most efficient? Q7 Ballast water exchange should be done: Q8 As per requirements of Marpol, Annex 1, all ships delivered on or after 1st Aug. 2010 with an aggregate oil fuel capacity 600 m3 and above, the oil fuel can be carried in Q9 The atmosphere in a tank is too rich when it is Q10 Reid vapor pressure is __________.