WorksheetsOverboard Work Safety Quiz
Total questions: 100
Worksheet time: 50mins
Overboard work such as rust chipping, painting, welding, patching, and repair is usually only carried out when:
Detected and required by the Port State Control inspector
Requested by the shipowner for each specific area
Requested by the cargo owner
Weather conditions are favorable
Crew members assigned to overboard work must be:
Over 18 years old
Over 30 years old
Under 40 years old
Over 16 years old
Seafarers performing overboard work must have a minimum sea service experience of:
At least 30 months
At least 20 months
At least 18 months
Less than 40 months
Before the work is carried out, safety equipment must be inspected by:
Chief Engineer
Master and Chief Engineer
Chief Mate or Bosun
Duty Officer
When working overboard, the seafarer must carry the following equipment:
Lifebuoy and waterproof suit
Life raft and lifebuoy
Life jacket
Lifeboat
When performing overboard work, an additional safety measure that should be rigged beneath the stage is:
Lifeline ladder
Safety boots
Safety harness
Safety net
To access the stage over the ship’s side, the seafarer must use:
Pilot ladder
Rope ladder
Safety ladder
Accommodation ladder
When two stages are to be suspended over the ship’s side, they must be rigged:
Adjacent to each other horizontally
Stacked vertically on top of each other
Separated horizontally
Separated vertically
While working overboard, team members must agree to communicate using:
Signal flags
Whistle signals
Walkie-talkies
Hand signals
What defines an enclosed space on board a ship?
Not illuminated
Not frequently accessed
Not adequately ventilated
Without an entry point
An example of an enclosed space on board is:
Wheelhouse
Galley
Cabin
Paint locker
Before conducting any work in an enclosed space, it is necessary to:
Hold a shipboard meeting
Pump ballast water
Vent inert gas
Ventilate the space
Before entering enclosed spaces, it is necessary to:
Hold a shipboard meeting
Measure oxygen concentration
Notify the company
Inform the Master
The minimum oxygen concentration required for safe entry into an enclosed space is:
20%
22%
23%
Not less than 20%
When taking air samples to test the atmosphere before entering an enclosed space, the sample should be taken from:
Outside the enclosed space
At the entrance of the enclosed space
The furthest point inside the enclosed space
The center of the enclosed space
Before performing work at height or over the ship’s side, you must report to:
Chief Engineer
Second Mate
Third Mate
Duty Officer
Ropes used for suspending stages and for safety harnesses when working aloft or overboard must be load-tested to how many times the allowable working load if the condition of the rope is in doubt?
2–3 times
3–4 times
4–5 times
5–6 times
When painting on deck, the warning sign should be:
Under Painting Work
Painting
Wet Paint
Men at Work
When painting a large area in an enclosed space, the painting should be done:
From inside to outside
From outside to inside
From windward to leeward
In a circular pattern
When painting overboard or at height, the work should proceed in the following order:
From top to bottom
From right to left
From bottom to top
From inside to outside
What are symptoms of oxygen deficiency?
Drowsiness
Dizziness and fainting
Headache
Muscle tension
At what oxygen concentration may coma and respiratory arrest occur?
From 16% to 20%
From 9% to 14%
From 6% to 10%
Below 6%
What flammable gas concentration prohibits entry into an enclosed space?
Less than 2%
Greater than 2%
Greater than 21%
Less than 21%
What is the EEBD (Emergency Escape Breathing Device) primarily used for?
Firefighting
Rescue
Escape
Drill
Which equipment must be prepared and placed at the entrance of an enclosed space?
Life-saving appliances such as EPIRB and SART
Gas mask and portable fire extinguisher
Portable fire extinguisher and EEBD
At least one breathing apparatus and resuscitation equipment
What means of communication is used during entry into an enclosed space?
Handheld UHF/VHF radio
Signal light
Whistle
Semaphore flags
If the standby person at the entrance detects a casualty inside the enclosed space, they must:
Enter immediately
Report to the Chief Mate
Report to the Duty Officer
Inform the Master
During overboard work, a warning sign should be displayed at the working area:
Under Maintenance
Heavy Duty
Men at Work
Restricted Area
The person assigned as the watchman during work aloft or overboard must be:
Highly experienced
Over 18 years old
Have at least 12 months of seagoing experience
No specific requirement
During overboard work, the stage must be secured to:
Ship’s railing
Ship’s side
Hatch cover
Solid ship’s structure
When working overboard, in addition to personal protective equipment, seafarers must also wear:
Safety net
Safety shoes
Safety harness
Safety helmet
When working overboard, tools must be placed:
On the stage
In the shirt pocket
Held in hand
In a bucket
What height is considered working aloft?
0.5 meters
1 meter
1.5 meters
2 meters
The warning sign for areas with personnel working aloft is:
Men at work aloft
Under maintenance
Wet paint
Men at work
When painting inside holds, rooms, or enclosed areas, you must:
Ventilate after painting
Ventilate before painting
No ventilation needed
Ventilate throughout the painting process
When working with rotating machinery such as drills or grinders, you need protective equipment including:
Protective clothing, safety shoes, gloves, helmet, earplugs
Protective clothing, safety shoes, gloves, goggles, apron
Protective clothing, safety shoes, helmet, goggles
Protective clothing, safety shoes, gloves, helmet, apron, goggles
Hot work onboard (such as welding or cutting) while the vessel is in port requires permission from:
The Master and responsible personnel on board
The Master
Port authority
Both the Master and port authority
Before performing welding, cutting, or any hot work, it is necessary to:
Check the surrounding area to ensure no flammable or explosive materials are present
Check the area below the workspace to ensure no flammable or explosive materials are present
Check both the surrounding and below the workspace for flammable or explosive materials
Ensure no flammable or explosive materials are present
If welding or cutting is done near an open cargo hatch:
Use tarpaulin to cover the entire hatch
Place a shield to prevent sparks from falling into the hold
Close the hatch before proceeding
Stop work immediately and report to the Master
When working near bulkheads, it is necessary to check:
Whether pipes or cables on both sides of the bulkhead may be affected
The surrounding area
The surrounding area and area below the workspace
Insulation panels
To ensure safety during work that generates sparks, inspection of cargo tanks, fuel tanks, holds, or any tanks/enclosed areas that previously contained flammable materials must be conducted:
Before welding and cutting work
Before and during the welding and cutting work
Before and after the welding and cutting work
Before, during, and after the welding and cutting work
The person assigned to supervise welding and cutting must be present regularly and be prepared with:
Firefighting equipment
Life-saving equipment
Both life-saving and firefighting equipment
Only supervision is required; the worker must prepare the equipment themselves
What oxygen concentration level causes rapid pulse, shortness of breath, lack of concentration, fatigue, and headache?
From 16% to 20%
From 14% to 9%
From 10% to 6%
Below 6%
What oxygen concentration level causes dullness, confusion, mental instability, intoxication-like state, increased body temperature, and pale skin?
From 16% to 20%
From 14% to 9%
From 10% to 6%
Below 6%
What oxygen concentration level causes unconsciousness, central nervous system disorder, and pale skin?
From 16% to 20%
From 14% to 9%
From 10% to 6%
Below 6%
The causes of oxygen deficiency include:
Oxygen being consumed in the air
Displacement of air by other gases
Lack of proper ventilation
All of the above (A, B, and C)
The ventilation method for deep ballast tanks is:
Pump out all the water and then ventilate
Fill the tank with seawater and then pump it out
Use high-capacity ventilation fans
Ventilate while pumping out the water
The English name for the safety checklist before entering enclosed spaces on board is:
Hot work checklist
Permition checklist
Safety checklist
Safety permition
Safety considerations when using repair tools:
Compact and easy to use
Large and structurally strong
Suitable and of correct size for use
Matches human working strength
The periodic dry-docking interval for ships is:
Every 12 months or if engine/hull issues occur
Every 24 months or if engine/hull issues occur
Every 36 months or if engine/hull issues occur
Every 48 months or if engine/hull issues occur
Proper maintenance and storage of repair tools on board requires:
Soaking in a preservative solution (lubricating oil)
Experienced personnel in charge
Leaving them at the worksite for next day's use
Clean, neat, orderly, and easy to locate when needed
To prevent theft during dry docking, all loose materials and equipment on deck should be collected, including removable equipment not needed during repairs such as:
Lifeboats, life jackets
Life rafts, radar antennas
EPIRBs, lifebuoys
Fire hoses, fire pumps
Before the ship leaves dry dock, bottom drain holes must be:
Replaced and stored carefully for the next dry docking
Tightly fastened and welded to the hull
Completely removed
Tightly fastened and sealed with cement
When the ship is about to enter low-temperature areas, deck pipelines should:
Close water/oil supply valves and open drain valves to release all water or oil
Fill with water or oil to prepare for immediate use
Close supply valves and leave water/oil in the pipes
Do nothing, leave them as normal
During electric welding and cutting, besides wearing protective clothing (coveralls), one must also wear:
Insulated shoes and gloves
Electrically insulated safety boots, dry leather gloves, and protective clothing
Electrically insulated leather gloves
Electrically insulated leather gloves and a welding mask
If a person conducting electric welding/cutting is electrocuted, you must immediately:
Report to the duty officer, captain, and chief mate
Cut the power and report to the duty officer
Immediately turn off the power, perform first aid, and trigger emergency alarm
Cut the power and take the victim to the sh
When the ship is in low-temperature regions, attention when operating winch systems should be:
Operate under load to warm up the system
Add more oil to the system
Run unloaded to warm up the system
Drain some oil from the pipelines
The most vulnerable part of the human body to microwave and ultraviolet radiation is the:
Ears, nose, throat
Ears, eyes
Eyes, nose
Eyes
Some types of dry recorder paper emit harmful odors during use, so the area where the device is placed should be:
Near the ship’s hospital
Well ventilated
Installed outdoors
Equipped with first aid supplies
When someone is working near the radar antenna or radio equipment, it is necessary to:
Turn off the device and guard the area until the work is finished
Notify the duty officer and stop the work immediately
Keep it running normally for navigational safety
Cut the main power and post a warning sign at both the device and the power source
A pilot must not embark/disembark using only the pilot ladder when the ship's freeboard is:
> 6 meters
> 7 meters
> 8 meters
> 9 meters
What is the most strictly prohibited issue concerning the pilot ladder?
Connecting the ladder with shackles, knots, or splices
Misaligning the distance between steps
Allowing the ladder to shift or swing
Steps not being parallel to the water surface
A combination ladder is used when the ship's freeboard is:
Greater than 9 meters
Less than 9 meters
Exactly 9 meters
All of the above are incorrect
When using a combination ladder:
Man-ropes must be arranged in advance on deck
Man-ropes are not required
Man-ropes are optional
All of the above are correct
At night, when lighting the pilot ladder with a spotlight, the light should be directed:
From the bow to the stern
From the stern to the bow
Vertically from the rail down to the water surface
All of the above
The officer in charge of pilot embarkation/disembarkation must:
Supervise the securing of the pilot ladder
Inspect the pilot ladder
Stand by the ladder from the pilot's arrival until departure
Report the pilot-related situation to the captain
To ensure absolute safety for the pilot during boarding/disembarking, the ship must:
Inspect the pilot ladder beforehand
Communicate with the pilot regarding time, side, and height for transfer
Place the ladder on the lee side and provide appropriate lighting
All of the above
A pennant flag or windsock must be displayed in a clearly visible location for the helicopter (used for pilot transfer), and a light must shine toward the flag or windsock to:
Indicate the ship’s position
Show wind direction
Help locate the helicopter landing area
Act as a communication signal between ship and helicopter
When receiving or disembarking a pilot via helicopter, how many crew members in “fireman outfit” with firefighting tools (fire axe, fire hook, etc.) must be present at minimum?
1 crew member
2 crew members
3 crew members
4 crew members
To ensure ship safety when entering port, the steering system must be set to:
Emergency steering
Auto steering
Manual steering
Repetitive steering
Safety checks in the bridge using the checklist to prepare for port arrival include:
Synchronizing ship’s clocks, switching steering mode, and updating to port area charts
Switching steering mode, updating to port charts, and testing mooring winches
Checking satellite phone, and weather message receiver in the bridge
All of the above are correct
Safety checks in the bridge to prepare for port arrival include:
Checking and agreeing on communication channels, testing the telegraph
Testing the telegraph, testing mooring winches
Testing mooring winches, testing the telegraph
All of the above are incorrect
Safety checks in the bridge using the checklist to prepare for port arrival include:
Turning on and checking the echo sounder, calculating tide
Checking the radar
Correcting the chart for the port area
All of the above are correct
General safety checks before port arrival include:
Removing lashing, testing mooring winches
Opening cargo hold covers
Ballasting
Garbage disposal
General safety checks before port arrival do not include:
Arranging suitable pilot ladders
Preparing firefighting systems
Avoiding objects protruding outside the ship’s hull
Checking and testing bilge pump
For safe ship maneuvering into port, just before boarding a pilot or entering the anchorage area, which task must be performed:
Testing generator
Testing steering gear
Testing main engine
Testing side ladder deployment
Safe port entry preparation should refer to:
Checklist for port arrival/departure and bridge checklist
The book 'Voyage Planning at Sea'
Cargo hold inspection checklist
All of the above
When preparing mooring lines before berthing, attention should be paid to:
Preparing lines on the berth side properly
Repairing damaged lines
Passing both wire and fiber ropes through the same fairlead
All of the above are incorrect
What is a strictly forbidden action when handling mooring lines during berthing?
Standing outside a taut line; standing inside loops or splices
Standing inside loops/splices; standing outside a taut line
Standing outside a rope loop; standing inside a taut line
All of the above are incorrect
When handling mooring lines during berthing, always avoid:
Using your foot to brake or hold the rope
Letting the rope run freely during handling
Allowing line turns to overlap on the winch drum
All of the above are correct
When making fast to the quay, which of the following should be avoided?
The cable and rope passing through the same fairlead
The rope is coiled on the winch drum and laid out on the deck at least 15 meters
Preparing the fender towards the side of the quay
All of the above are correct
When making fast to the quay, which of the following should be avoided?
Laying the rope on deck in a sinusoidal shape
Forming a loop of rope on deck
Storing unused rope in the locker
Missing ropes placed near the fairlead
When preparing to berth, right before bringing the mooring lines ashore, which action should be performed?
Lower the line into the water when instructed
Notify the people ashore before throwing the heaving line
Coil the line on the bitts with 1.5 turns
The mooring winch drum should be stowed
When making fast to the quay and the port uses a line-throwing boat, you should:
Store the heaving line away
Pay out the line freely to reduce risk before the boat arrives
Control the speed of the line payout by coiling 1.5 turns on the bitts
All of the above are correct
When hauling in the tail rope for making fast to the tug (tail rope), you should:
Use your hands to haul in the mooring line if enough personnel are available
Use a winch to haul in the mooring line
Secure the tail rope to the bollard before hauling it in
All of the above are correct
Find the correct order when completing the berthing process:
Pay out the mooring line, haul in the line, release the chafing gear, tighten the line, coil the line
Pay out the mooring line, tighten the line, haul in the line, coil the line, release the chafing gear
Pay out the mooring line, release the chafing gear, haul in the line, coil the line, tighten the line
Pay out the mooring line, haul in the line, tighten the line, coil the line, release the chafing gear
As soon as the gangway is brought ashore, you must:
Lubricate the roller at the end of the gangway
Attach safety nets along the entire length of the gangway
Hang a sign warning outsiders from boarding the ship
Lower the man-rope to the bottom of the gangway
To ensure safety during ship anchoring, you must pay attention to:
The depth of the anchorage area
The nature of the seabed and the duration of anchoring
The current speed and direction
All of the above are correct
When anchoring, be cautious of:
Only reporting once the anchor has been fully deployed
Continuously reporting the anchor status during deployment
Pulling the anchor up when it touches the seabed
Releasing the anchor while the ship is backing only when the ship’s speed is below 2 knots
What should be noted when checking the anchor windlass system?
Open the lashings
Before operating the hydraulic pump, ensure the brake is set, the stops are engaged, and the clutch is applied
Carefully cover the anchor hawsepipe
All of the above are correct
When preparing to go to the bow area to drop the anchor, which tools or equipment should you bring?
Hammer and crowbar
Personal protective equipment (shoes, helmet, glasses, gloves)
Flashlight (if it's dark)
All of the above
What depth is considered too deep for free anchoring?
≥ 60m
≥ 80m
≥ 100m
≥ 120m
When making fast to a buoy using ropes, which detail should be paid attention to?
The number and type of ropes are correct
Coiling the ropes into a pile
Paying out the ropes to the boat directly from the coils or piles
All of the above
The safety measures for preparing the anchor line to make fast to a buoy (using the anchor line) should be:
Keep the anchor line intact and only hang the anchor
Lash the anchor, remove the link of the first anchor line
Coiling the anchor line into a pile on the deck
No need to tie the fiber rope with the anchor line and buoy
When leaving port, the safety checks in the bridge will include:
Checking the crew, testing the order bell, and testing the steering gear
Checking the watertight integrity of the bridge
Checking the ventilation panel in the cargo hold on the bridge
All of the above
When leaving port, after the safety checks on the bridge have been completed, you must:
Check the order bell
Check the fire-fighting system
Record the checks in the logbook and checklist as required
All of the above
The safety checks on the bridge to prepare for departure from port will be based on:
“Bridge checklist” and “departure checklist”
“Guide to port entry”, “port entry checklist”
Only the “bridge checklist”
All of the above are incorrect
Who is responsible for lashing and securing the ship before departure from the dock?
Bosun
Chief Officer
Second Officer
Watchkeeping Officer
Which equipment could shift on deck if not properly lashed?
Crane
Hatch cover
Mooring lines on deck
All of the above
Before leaving the dock, the safety check and cleanup on deck will include:
Checking for stowaways
Cleaning up chafing gear
Cleaning up used materials
All of the above
