Seagull AS

Specialized Training for Oil Tankers

Task 2

Task 2.

Name:

ID no:

This task no. 2 must be mailed or sent by fax to Seagull A/S. Put your answers in an envelope marked “Task 2” and mail it.

Question 2.1.

What are important factors in order to eliminate the risk of fire and explosion in the cargo area on a tanker?

Answer:

Question 2.2.

Where do we find information regarding mechanical ventilation in cargo tanks?

Answer:

Question 2.3.

What is the most suitable and convenient equipment to use for measuring very low concentrations of toxic gas?

Answer:

Question 2.4.

What is the most common cooling agent?

Answer:

Question 2.5.

What is the requirement with regard to pump room ventilation during cargo operations?

Answer:

Question 2.6.

With regard to safety what kind of notices to be displayed at the pump room entrance?

Answer:

Question 2.7.

Are you allowed to inject steam into cargo tanks with presence of flammable atmosphere?

Answer:

Question 2.8.

For what reason should only natural fibre ropes be used for cargo tank dipping, ullaging and sampling?

Answer:

Question 2.9.

Describe the different type of fixed fire-fighting systems that may be installed on board oil tankers.

Answer:

Question 2.10.

When was production of Halons phased out?

Answer:

Question 2.11.

Under some circumstances Halons are considered to be toxic - why?

Answer:

Question 2.12.

Is it possible to detect Carbon dioxide by smell?

Answer:

Question 2.13.

Mention some of the most effective agents for extinguishing liquid petroleum fires.

Answer:

Question 2.14.

What is the expansion ratio of medium expansion foam?

Answer:

Question 2.15.

Why can't we use catalytic filament combustible gas indicators for measuring hydrocarbon concentrations in inerted tanks?

Answer:

Question 2.16.

What is the maximum oil content in the arrival ballast water?

Answer:

Question 2.17.

What is the maximum oil content in the ballast/washing water allowed to be pumped over board, outside special areas, during a voyage?

Answer:

Question 2.18.

What is the name of the instrument checking the oil content in the ballast/washing water pumped over board?

Answer:

Question 2.19.

What is the maximum total quantity of oil allowed to be discharged into the sea from “new tankers”?

Answer:

Question 2.20.

Where to report a discharge or probably discharge of oil at sea?

Answer:

Question 2.21.

With regard to the phase-out timetable, what is the principle cut-off date for all single hull tankers?

Answer:

Question 2.22.

Describe a “Category 1 oil tanker”.

Answer:

Question 2.23.

With regard to air pollution which area(s) is (are) designated as a Sox Emission Control area(s)?

Answer:

Question 2.24.

With respect to oil tankers, how is to the protection of the marine environment approached?

Answer:

Question 2.25.

What is the requirement to number of slop tanks for tankers above 70,000 tonnes deadweight?

Answer:

Question 2.26.

Describe a “clean ballast tanker”.

Answer:

Question 2.27.

With regard to minimum ballast requirement for SBT vessel what will be the minimum draught amidships and maximum trim for a vessel of length of 300 m (pp)?

Answer:

Question 2.28.

Mention the pollution categories covered by MARPOL 73/78.

Answer:

Question 2.29.

Which one of the annexes in MARPOL 73/78 is still not in force?

Answer:

Question 2.30.

What is the minimum height for double-bottom ballast tanks?

Answer:

Practical task:

If you are on board a vessel this practical task must be done and mailed/sent to Seagull AS.

Carry out a Pre-loading calculation on the load calculator and print out the diagram showing share forces and bending moments. Write in the diagram max bending moment and share force.

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Author:	Kjell Vagtberg	Printed:	06.01.03
File name:	Task 2.doc	Version:
File created:	14.02.02	Approved by:
Last saved:	06.01.03	Approved date:

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