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Home Online tests CES Chemical tanker MASTER / Ch-Officer Test about Cargo Compatibility, Cargo Groups and Compatibility Chart (CES)
Online testing: Test about Cargo Compatibility, Cargo Groups and Compatibility Chart (CES)
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The IBC Code requires that cargo sample lockers are:
Cell-divided, to avoid bottles shifting at sea.
Made of resistant material suitable for the cargoes carried.
Equipped with adequate ventilation arrangements.
Answer
A blank square in the Compatibility Chart indicates which of the following?
Cargoes of the corresponding Groups are compatible, subject to any specific Exceptions listed in Appendix I.
Cargoes of the corresponding Groups are incompatible, subject to any specific Exceptions listed in Appendix I.
Cargoes of the corresponding Groups are always compatible.
Cargoes of the corresponding are always incompatible.
A cargo which has unusual carriage requirements or potentially has compatibility problems may be assigned which of the following Group Numbers in Table II “Grouping of Cargoes”?
13.
1.
0.
5.
A “Safe Stowage” is one in which:
Hazardously reactive cargoes will not be stowed in wing tanks.
There will always be a cofferdam between tanks, which contain hazardously reactive cargoes.
Hazardously reactive cargoes will not be stowed in compartments with a common boundary.
Incompatible cargoes will be stowed in adjacent compartments.
According to the IBC Code, which of the following is an acceptable barrier between two incompatible cargoes?
A cofferdam.
A void space.
A cargo pump-room.
An empty tank.
A tank containing a mutually compatible cargo.
Answer
Across the top of the Compatibility Chart, we find which of the following?
Reactive Groups.
Cargo Groups.
Cargo Groups and Reactive Groups.
Compatibility Groups.
Answer
An “X” in a square in the Compatibility Chart indicates which of the following?
Cargoes of the corresponding Groups are always compatible.
Cargoes of the corresponding Groups are always incompatible.
Cargoes of the corresponding Groups are compatible, subject to any specific Exceptions listed in Appendix I.
Cargoes of the corresponding Groups are incompatible, subject to any specific Exceptions listed in Appendix I.
Aromatic Amines are listed under which of the following Chemical Group numbers?
7.
8.
9.
10.
Can Acrylic Acid be safely stowed adjacent to Tall Oil?
Yes.
No.
Can Acrylonitrile be stowed adjacent to 1,1,1 Trichloroethane?
Yes.
No.
Can Aniline be stowed adjacent to Diphenylmethane discarnate?
Yes.
No.
Can Butyl Alcohol be safely stowed adjacent to Propylamine?
Yes.
No.
Can Dicyclopentadiene be stowed adjacent to Nonyl Phenol?
Yes.
No.
Can Ethylene Glycol be stowed adjacent to Epichlorohydrin?
Yes.
No.
Can Heptene be safely stowed adjacent to Formic Acid?
Yes.
No.
Can Methyl Iso Butyl Ketone be safely stowed adjacent to Nitric Acid?
Yes.
No.
From the list below, the most up-to-date published written information on the USCG Compatibility Chart and associated data commonly found on the ship is contained in:
The Condensed Chemical Dictionary.
The Department of Transportation – Coast Guard – Publication CG-515 “Rules and Regulations for Foreign Vessels operating in the Navigable Waters of the United States”.
The ASTM Tables.
The Chemical Data Guide for Bulk Shipment by Water (CIM 16616.6A).
In respect of the Compatibility Chart, a “Hazardous Reaction” is defined as one in which mixing of the products results in:
A breakdown of the common boundary between the two tanks.
A rise in temperature of more, than 10 °C, or from which a gas is evolved.
A rise in temperature of more, than 25 °C, or from which a gas is evolved.
A chemical reaction in the tank with the greater ullage.
In the Compatibility Chart, two products from chemical groups which are wholly “Compatible” will be indicated by which of the following?
An “X” in the appropriate box on the grid.
A “Blank” box on the grid.
Propionic Acid is found in which Cargo Group?
1 – Non-Oxidizing Mineral Acids.
2 – Sulphuric Acids.
0 – Unassigned Cargoes.
4 – Organic Acids.
The Compatibility Chart is officially part of which of the following US Regulations?
The Noxious Liquid Substances Rules (1988).
The Code of Federal Regulations.
The Florida State Contingency Plan.
MARPOL 73/78.
The Compatibility Chart is part of the US Code of Federal Regulations (46 CFR 150):
True.
False.
The USCG Compatibility Chart is a tool used when assessing which of the following criteria:
Coating compatibility.
Safe stowage.
Independent spontaneous chemical reaction.
Maximisation of tank capacity.
The USCG-approved format for results of a reactivity test is found in:
The Condensed Chemical Dictionary.
Appendix IV to the Compatibility Chart.
The Cargo Handling Manual.
The ICS Tanker Safety Guide (Chemicals).
The irregular cases, to which the Compatibility Chart cannot be directly applied, are covered by Appendix I, which details the:
Inclusions.
Exceptions.
Enhancements.
Encryptions.
The two possible types of Exception are:
Cargoes from those Groups, which are nominally incompatible, but which have been tested and found not to be dangerously reactive.
Cargoes from those Groups, which are commonly understood to be incompatible.
Cargoes, which, as a result of an incident, have been deemed to be probably reactive under certain circumstances.
Cargoes from those Groups, which are nominally compatible, but which have been tested and found to be dangerously reactive.
Answer
To find data on Dowanol DB, which of the following cargo names would you look up?
Diethylene Glycol Ethyl Ether.
Diethylene Glycol Methyl Ether.
Diethylene Glycol Butyl Ether.
Diethylene Glycol Iso Ether.
To find data on MEK, which of the following cargo names would you look up?
Methyl Ethyl Kersosene.
Mono Ethyl Ketone.
Meta Ethanol Korpanol.
Methyl Ethyl Ketone.
To find data on n-Propyl Carbinol, which of the following cargo names would you look up?
2-Propyl Alcohol.
Propylene Carbolic Alcohol.
n-Butyl Alcohol.
Propanol.
Where specific cargoes are to be carried in a stowage that does not comply to published USCG Compatibility criteria, but for which tests have been carried out to determine reactivity, which of the following conditions must be in effect?
A copy of the USCG Letter of Approval, or a copy of the test method and results in the approved format, must be lodged with the owners.
A copy of the USCG Letter of Approval, or a copy of the test method and results in the approved format, must be on the vessel prior to commencement of loading.
A copy of the USCG Letter of Approval must be received by the testing laboratory.
The ships Certificate of Fitness must be endorsed within one year.
Which of the following Chemical Group numbers is assigned to 2-Ethyl Hexyl Acrylate?
18.
14.
24.
7.
Which of the following Chemical Group numbers is assigned to Diethyl Glycol Butyl Ether Acetate?
32.
33.
34.
35.
Which of the following Chemical Group numbers is assigned to Propylene Oxide?
11.
9.
16.
15.
Which of the following Chemical Groups numbers is assigned to Tetrahydrofuran?
21.
31.
39.
41.
Which of the following arrangements will not be subject to stowage segregation? Select all applicable answers:
Tanks loaded with compatible cargoes.
Tanks with a common piping or ventilation system.
Elevated deck tanks.
Tanks with only a slight overlapping common bulkhead.
Answer
Which of the following completes the statement: “Unassigned cargoes”…
Should be treated as “Compatible” until a group is assigned.
Should not be loaded.
Must be treated as “Incompatible” until a group is assigned.
Can only be loaded in a tank with cofferdams or empty tanks directly forward and aft of it.
Which of the following conclusions applies to the stowage of Acetone Cyanohydrin adjacent to cargoes of Group 22 (Caprolactam Solution)?
Compatible (exception).
Compatible.
Incompatible (exception).
Incompatible.
Which of the following conclusions applies to the stowage of Acetone adjacent to Epoxy Resin?
Compatible (exception).
Compatible.
Incompatible (exception).
Incompatible.
Which of the following conclusions applies to the stowage of Acrylonitrile adjacent to Triethanolamine?
Compatible (exception).
Compatible.
Incompatible (exception).
Incompatible.
Which of the following conclusions applies to the stowage of Allyl Alcohol adjacent to Palm Kernel Oil (Fatty Acid Methyl Esther)?
Compatible (exception).
Compatible.
Incompatible (exception).
Incompatible.
Which of the following conclusions applies to the stowage of Caustic Soda Solution adjacent to Epichlorohydrin?
Compatible (exception).
Compatible.
Incompatible (exception).
Incompatible.
Which of the following conclusions applies to the stowage of Cyclohexanone adjacent to Toluene Diisocyanate?
Compatible (exception).
Compatible.
Incompatible (exception).
Incompatible.
Which of the following conclusions applies to the stowage of Dimethylamine adjacent to Propylene Oxide?
Compatible (exception).
Compatible.
Incompatible (exception).
Incompatible.
Which of the following conclusions applies to the stowage of Ethylene Dichloride adjacent to Ethylenediamine?
Compatible (exception).
Compatible.
Incompatible (exception).
Incompatible.
Which of the following conclusions applies to the stowage of Ethylenediamine adjacent to Glycerine?
Compatible (exception).
Compatible.
Incompatible (exception).
Incompatible.
Which of the following conclusions applies to the stowage of Methyl Alcohol adjacent to Iso-Propyl Acetate?
Compatible (exception).
Compatible.
Incompatible (exception).
Incompatible.
Which of the following conclusions applies to the stowage of Methyl Ethyl Ketone adjacent to Phenol?
Compatible (exception).
Compatible.
Incompatible (exception).
Incompatible.
Which of the following conclusions applies to the stowage of Methyl Tertiary Butyl Ether adjacent to Phosphoric Acid?
Compatible (exception).
Compatible.
Incompatible (exception).
Incompatible.
Which of the following conclusions applies to the stowage of Phenol adjacent to Coconut Oil, Fatty Acid?
Compatible (exception).
Compatible.
Incompatible (exception).
Incompatible.
Which of the following conclusions applies to the stowage of Propylene Glycol adjacent to Methyl Acrylate?
Compatible (exception).
Compatible.
Incompatible (exception).
Incompatible.
Which of the following conclusions applies to the stowage of Sodium Silicate Solution adjacent to Nitric Acid (70 % or less)?
Compatible (exception).
Compatible.
Incompatible (exception).
Incompatible.
Which of the following conclusions applies to the stowage of Trichloroethylene adjacent to cargoes of Group 5 (caustics)?
Compatible (exception).
Compatible.
Incompatible (exception).
Incompatible.
Which of the following conclusions applies to the stowage of Vinyl Acetate adjacent to Ammonium Nitrate, Urea Solution (containing Ammonia)?
Compatible (exception).
Compatible.
Incompatible (exception).
Incompatible.
Which of the following is an alternative name for 2-Ethyl-1-Butanol?
2,1-Ethyl Alcohol.
Butyl Ethanol.
Ethyl Butanol.
1,2-Methyl Ethanol.
Which of the following is an alternative name for Ethylidene Dichloride?
Chlorothene.
Ethyl Dichloride.
1,3-Ethylene Chrloride.
1,1-Dichloroethane.
Which of the following is not permitted as a barrier between two hazardously reactive cargoes?
A cofferdam.
A tank containing a compatible cargo.
An empty tank.
An integral stainless steel bulkhead.
Which two of the following statements are correct descriptions of Exceptions as described and listed in Appendix I to the Compatibility Chart?
Cargoes which have been tested and found to be compatible and may be stowed in adjacent tanks, although most products with the same respective Chemical Group numbers are dangerously reactive.
Cargoes which have been tested and found to be highly reactive, although products in the same Chemical Groups are usually deemed moderately reactive.
Cargoes which have been tested and found to be dangerously reactive and may not be stowed in adjacent tanks, although most products with the same respective Chemical Group numbers are compatible.
Answer
“Synonyms” are:
Alternative (often trade) names.
Consecutive chemical group names.
Primary chemical formulae.
Latin spellings of chemical names.
The check according to the USCG Compatibility Chart is the only check actually necessary during stowage planning.
True.
False.
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