Cargo Exam 3 Flashcards

Questions and Answers

What is the proper nomenclature for class 3 substances?

Flammable liquids

A refrigerated container with a fuel tank containing a flammable liquid must be stowed on deck.

True

Which organization requires a Dangerous Cargo Manifest?

The International Maritime Organization

Many dangerous cargoes are stowed on deck because of the _______

All answers are correct Signup and view all the answers

Which cargo would require a Dangerous Cargo Manifest?

Cotton Signup and view all the answers

What placard is required for a container that had been filled with sodium hydroxide solution but is now empty?

Black and white corrosive placard Signup and view all the answers

What is the proper label name for a class 4.1 substance according to U.S. regulations?

Flammable solid Signup and view all the answers

How often must you inspect dangerous cargo on your vessel?

Daily Signup and view all the answers

What cargo does the hazardous cargo placard number 2282 indicate?

Hexane's Signup and view all the answers

If a Master must jettison a container loaded with hazardous material, who must they notify?

Nearest Captain of the Port Signup and view all the answers

The Dangerous Cargo Manifest indicates the net weight of each hazardous cargo.

False Signup and view all the answers

If you carry packaged hazardous cargoes on a break bulk vessel bound foreign, you must __________.

have the shipping papers indicate the proper shipping name and the technical name of n.o.s. cargoes Signup and view all the answers

Where can the U.S. regulations for the preparation of cargo holds prior to loading hazardous material be found?

49 CFR 176.58 Signup and view all the answers

Who must approve hot work on a vessel with hazardous materials as cargo?

Local U.S. Coast Guard Captain of the Port Signup and view all the answers

What is NOT a requirement for preparing used gasoline-propelled cars as ordinary cargo?

The fuel tank must be inerted with CO2. Signup and view all the answers

When stowing hazardous materials on deck, lashing of such cargo is permitted if ________

the lashings are secured to deck paddies Signup and view all the answers

Where can you find the EmS and MFAG tables in the IMDG Code?

The supplement Signup and view all the answers

Who fills in a container packing certificate?

The person responsible for packing the container Signup and view all the answers

How many digits do UN numbers have?

4 Signup and view all the answers

What does the abbreviation EmS stand for?

Emergency procedures Signup and view all the answers

Where must hazard placards be placed?

On all four sides Signup and view all the answers

How should a package containing nitric acid solution and radioactive material be labeled?

Radioactive I and corrosive Signup and view all the answers

What is the label required for magnesium scrap?

None of these are correct Signup and view all the answers

What indicates the degree of danger for a DG cargo?

Packing group Signup and view all the answers

Why must the loading hoses be secured when pressurized air is used?

To stop them moving around Signup and view all the answers

How far should a vessel proceed to a safe position once given permission to enter the zone?

At least 50 meters Signup and view all the answers

If weather conditions are poor, who has the final say about whether the operation should go ahead?

The vessel's master Signup and view all the answers

Within the 500 metre zone, one man on the bridge and two men in the engine room is considered good practice.

False Signup and view all the answers

What is your main defense against injury?

Following correct operational procedures Signup and view all the answers

If you aren't sure how to go about an operation, what should you do?

Stop and ask for help Signup and view all the answers

What should you NOT do when there is mud and grease on deck from anchor handling or mooring operations?

Carry on with the operation Signup and view all the answers

When wearing a hard hat, chinstraps are optional, depending on the task in hand.

False Signup and view all the answers

Where does legislation on minimum rest hours for personnel in charge of a watch come from?

STCW Signup and view all the answers

Why are bridge personnel on offshore supply vessels particularly susceptible to fatigue?

Their vessels are often maneuvered for long periods while close to installations Signup and view all the answers

If you recognize symptoms of fatigue in yourself, what should you do?

Stop what you are doing and speak to your supervisor Signup and view all the answers

Where can you find out what PPE to wear when handling a particular bulk cargo?

From the cargo's MSDS Signup and view all the answers

Caffeine helps to minimize fatigue.

False Signup and view all the answers

What should you do if the wind increases significantly while off-loading from an offshore supply vessel?

Move the OSV to the downwind side Signup and view all the answers

When pumping fuel between an offshore supply vessel (OSV) and a MODU, what is required?

Direct VHF radio contact between the offshore supply vessel engineer and the person in charge of the fuel transfer Signup and view all the answers

When moored to what side of the unit does the risk of collision with an offshore supply vessel increase?

Upwind Signup and view all the answers

What should you check before backloading portable tanks or drums onto an offshore supply vessel?

Capped and checked for leaks Signup and view all the answers

What should you do if a transfer hose leaks while taking on fuel oil from an offshore supply vessel?

Immediately shut down operations Signup and view all the answers

If a venting hose is used, it must be placed overboard, away from the jetty, and properly weighted.

True Signup and view all the answers

What part of the equipment is often the first indication that something has gone wrong during the discharge of dry bulk product?

The installation's vent Signup and view all the answers

How should well casing be prepared?

Pre-slung and, ideally, capped Signup and view all the answers

Where should dangerous cargoes be stowed?

In a designated area away from the accommodation Signup and view all the answers

Once the crane sling is attached, what must the crew do?

Withdraw to a position of safety Signup and view all the answers

In poor weather, the cargo lashings should all be removed well in advance of their discharge to the installation.

False Signup and view all the answers

When should the Toolbox Talk or Safe Job Analysis meeting for cargo operation at the installation be held?

When the vessel is within one hour of the installation Signup and view all the answers

What numeral represents an oxidizer in dangerous goods classification?

5 or 5.1 Signup and view all the answers

What numeral represents a flammable solid in dangerous goods classification?

4 or 4.1 Signup and view all the answers

What numeral represents radioactive substances in dangerous goods classification?

7 Signup and view all the answers

What numeral represents explosives in dangerous goods classification?

1 Signup and view all the answers

What numeral represents flammable liquids in dangerous goods classification?

3 Signup and view all the answers

What numeral represents gases in dangerous goods classification?

2 Signup and view all the answers

What numeral represents miscellaneous dangerous substances in dangerous goods classification?

9 Signup and view all the answers

What numeral represents toxic substances in dangerous goods classification?

6 or 6.1 Signup and view all the answers

What numeral represents corrosive substances in dangerous goods classification?

8 Signup and view all the answers

Who should you obtain the shipping papers from to make a Dangerous Cargo Manifest for a combustible cargo?

Manufacturer Signup and view all the answers

What must you do with dangerous cargo on your vessel?

Periodically inspect it and make an entry in a log Signup and view all the answers

What does the Dangerous Cargo Manifest NOT indicate?

The net weight of each hazardous cargo Signup and view all the answers

What is the TRUE requirement for topside repairs involving hot work after discharging a dangerous cargo?

The Captain of the Port may give specific approval to make hot work repairs Signup and view all the answers

Class 1.4 explosives may not be stowed in the same hold with Class 6.1 poisons.

True Signup and view all the answers

What is the proper nomenclature for class 6 substances?

Toxic and infectious substances Signup and view all the answers

In accordance with U.S. regulations, what is the proper label name for a class 5.2 substance?

Organic peroxide Signup and view all the answers

What is the proper nomenclature for class 8 substances?

Corrosive substance Signup and view all the answers

What is the proper label name for a class 2.1 substance?

Flammable gas Signup and view all the answers

How often must you inspect dangerous cargo on a vessel that is not equipped with a smoke or fire detecting system?

Daily Signup and view all the answers

Which entry on the Dangerous Cargo Manifest concerning the classification of a cargo is NOT correct?

Division 3.1 Signup and view all the answers

Where are International Regulations governing the transportation of Dangerous Goods contained?

All of these publications contain regulations for the carriage of Dangerous Goods at sea Signup and view all the answers

What indicates the degree of danger for a DG cargo?

Packing group Signup and view all the answers

What is the proper label name for a class 4.3 substance?

Dangerous when wet Signup and view all the answers

What type of segregation is required away from hazards?

Min 3m Horizontally, projected vertically Signup and view all the answers

What type of segregation is required separately from hazards under deck and on deck?

Under deck - different compartments, On deck - 6m Horizontally Signup and view all the answers

What type of segregation requires fire/liquid proof separation below deck and 12m horizontally on deck?

Separated by a complete compartment Signup and view all the answers

What type of segregation requires one intervening compartment below deck and 24m horizontally on deck?

Separated longitudinally by a complete compartment Signup and view all the answers

Study Notes

Dangerous Goods Classification

Class 3 substances are categorized as flammable liquids.
Class 4.1 substances are labeled as flammable solids.
Class 6 substances include toxic and infectious substances.
Class 7 substances represent radioactive materials.
Class 8 refers to corrosive substances.
Class 5.2 substances are designated as organic peroxides.
Class 4.3 substances are described as dangerous when wet.

Regulations and Documentation

A Dangerous Cargo Manifest is mandated by the International Maritime Organization for vessels transporting hazardous substances.
Compliance includes having proper shipping papers that state both the technical name and proper shipping name of non-hazardous cargoes.
The U.S. Coast Guard Captain of the Port must approve any hot work involving hazardous materials on board.
The dangerous cargo manifest does NOT indicate the net weight of each hazardous cargo.

Stowage and Handling Requirements

Stowage of flammable liquids necessitates that refrigerated containers with fuel tanks are kept on deck.
Containers must display hazardous cargo placards on all four sides.
Special precautions include inspecting hazardous cargo daily, and any shifts or spills must be reported immediately.
Lashing of hazardous materials is allowed if secured to deck paddies.

Specific Hazards and Emergency Procedures

For jettisoning hazardous materials, the nearest Captain of the Port must be notified promptly.
In case of fuel transfer operations, secure direct VHF radio contact between the vessel's engineer and the fuel transfer supervisor is required.
If leaks occur during fuel loading, operations must shut down immediately.
Emergency procedures (EmS) can be found in the supplement of the IMDG Code.

Personal Protective Equipment (PPE) and Safety

Personal Protective Equipment guidelines should be referenced from the cargo's Material Safety Data Sheet (MSDS).
Following operational procedures is the primary defense against injury.
Chinstraps on hard hats are mandatory, depending on the work being completed.

Segregation and Inspection Practices

Segregation procedures involve specific distances between incompatible cargo, ensuring safety during transit.
Containers must be inspected at least once every 24 hours unless equipped with a smoke detection system.
Daily inspections and logging entries are required for hazardous cargo not covered by the automated system.

Classification Labels and Incident Responses

UN numbers used for dangerous goods consist of 4 digits.
Hazard identification labels must correspond with their class designation, ensuring proper communication of risks.
In marine environments, conditions such as poor weather or electrical storms necessitate halting cargo operations involving Class 1 explosive materials.

Cargo Operations and Best Practices

Always report any damage or irregularities in hazardous materials to the Master immediately.
Hot work involving hazardous materials can only commence after obtaining necessary approvals, ensuring a safe operational environment.
For any uncertainty regarding operational procedures, stopping and requesting assistance is encouraged.

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Description

Prepare for your Cargo Exam 3 with these flashcards covering key concepts, definitions, and regulations related to hazardous materials and dangerous goods. Each card provides a concise question and answer format, ideal for quick revision and memorization.