Seafarer's Question Answers

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Volume of tank = 5040 m3 3 % of Volume = 151.2 m3 1)Observed Volume of cargo( @ 23 deg Cel ) = (5040 - (5040/100)*3) =4888.8 m3 2)Standard Volume ( @ 15 Deg Cel ) = 4888.8 x 0.9929 = 4854.0894 m3 3)Standard weight ( @ 15 Deg Cel in Vaccum) = 4854.0894 x0.81 =3931.8125 Tonnes ( in Vaccum) 4)Standard weight ( @ 15 Deg Cel in Air) =4854.0894 x0.8089= 3926.47291 Tonnes( in Air) REVERSE CALCULATI...

Trim and Stability booklet. You will find the Longitudinal area and not the transverse area however. Bare in mind that the generated figure tends to be based on a simple computer model and does not account for the appendages.  A practical way to get the areas is a simply by using pdf or a 3d model where you retrace area needed. This tends to be the most accurate way....

In RV condition Keeping Sight of the Person Overboard is very difficult. Activating MOB Mode in Mordern ECDIS will help to pin point the Inital Lat and Long But this will not take account of drifting away of person due current or wind. so we need some thing  which will transmit the real time position of person overboard. Simple and Effective way is Activate SART located on bridge and thro...

Normally for transporting IMDG cargos, ships must have Document of Complaince which will be issued by Flag State. https://navsregs.wordpress.com/2017/01/24/document-of-compliance-for-ships-carrying-dangerous-goods/ But for Class  6 and 7 dont need DOC. Since IMDG class 6.2 is Infectious subtance you must refer the Guidance on regulations for the transport of infectious substances 2017&nda...

Possible Situation 1 - Own vessel Stopped and Drifting Actions : a) Check If ROC exists, if No Monitor Untill NUC passed clear of your vessel.              b) If ROC exists Keep out of the way of NUC vessel using engine ( Rule 18 a) Possible Situation 2 - NUC is Overtaking you. Action: a) Monitor CPA,      &...

"Maintain a proper record " words often read and heard from all the shipping related procedure and personnel and PSC, Auditors. Maintaining a record is not a problem, what ever you observe make a record of its time to time truthfully ( don't manipulate records and fill it). These records will help you save your life in very difficult and dangerous situations. lets discuss a few of...

Surface wind is the wind blowing near the Earth's surface. It is measured by an anemometer (speed) or wind vane (wind direction) at a standard height of 10 m above ground .  The Four Forces That Influence Wind Speed & Wind Direction Temperature. Air temperature varies between day and night and from season to season due to changes in the heating Earth's atmosphere. . Air Pressure...