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About Mariners Infogram

A 2nd officer with an eye for writing and being of help to fellow Seafarers. Presently, he posts educational content for mariners here. He likes to enlighten others with the knowledge he has gained from his experiences so that they don't have to face the same problems as he has. A fun loving person but also an introvert, he speaks through his writings.

Precautions to take while loading Heavy Lift Cargo?

Heavy Lift Cargo Precautions Introduction When it comes to maritime operations, the handling of heavy lift cargo requires meticulous planning and execution to ensure safety and efficiency. This article outlines the…

Mariners Infogram May 26, 2023

What is the difference between Abort Point & Point of No Return?

Abort Point The Abort Point is a position on the marked course where the ship may abandon her passage and be able to return (or hold position safely). You May…

Mariners Infogram May 25, 2023

What is the CLC convention?

International Convention on Civil Liability for Oil Pollution Damage (CLC) Adopted on 29 November 1969; Entry into force: 19 June 1975; This was replaced by 1992 Protocol that was adopted…

Mariners Infogram May 25, 2023

What is the alarm setting for PV valves on-board?

PV valves alarm settings Pressure/Vacuum valves (PV Valves) are designed to provide protection of all cargo tanks against over/under pressure and provide for the flow of small volumes of tank…

Mariners Infogram May 24, 2023

What is SCAMIN? When to keep SCAMIN ON or OFF?

What is SCAMIN? Scale Minimum (SCAMIN) is an attribute allocated to features within an ENC. It defines the minimum (smallest) scale at which the feature will be displayed in an…

Mariners Infogram May 24, 2023

How to cancel false distress alert from VHF, MF/HF, SAT-C & EPIRB ?

Procedures to cancel false distress alerts vary for the various GMDSS equipments like VHF, MF/HF, EPIRB and SAT-C. Given below are the procedures for the various equipments. VHF a) switch…

Mariners Infogram May 23, 2023

Tanker Ships: What are the Safety features of a Cargo Tank?

Tanker Ships cargo tank safety features A cargo tank on any tanker ship has various safety settings/ features which enhance the overall safety of the operation. These are mandatory by…

Mariners Infogram May 23, 2023

What are the 2 chart symbol display modes in ECDIS? Which one is preferred & Why?

The ECDIS has 2 categories of chart symbols; Traditional and Simplified symbols. ECDIS can display chart symbols in either traditional or simplified form. Traditional symbols are very much like those…

Mariners Infogram April 21, 2023

Liferaft: What are the construction requirements?

Construction requirements of liferaft 1) Every life raft shall be so constructed as to be capable of withstanding exposure for 30 days afloat in all sea conditions. 2) The life…

Mariners Infogram April 20, 2023

What is Saucering?

Saucering For the purpose of reducing the heeling moment a saucer may be used in place of a longitudinal division in way of a hatch opening only in a Filled,…

Mariners Infogram April 12, 2023