CHECK YOUR
PROGRESS
SEAWORTHINESS (printable pdf) (answers)
Structure & Seaworthiness
Question 1 (1 Mark) Validates to TDMMB4507A element 1a
Routine inspections and maintenance enable timely______________to be made
before a major failure occurs.
Question 2 (1 Mark) Validates to TDMMB4507A element 1a
In deciding to repair or replace a component it must be considered if it is
_________________repairing.
Question 3 (5 Marks) Validates to TDMMB4507A element 1a
| Name the routine maintenance jobs where OH&S regulations would require the use of each item of personal protective equipment shown below. |
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| Job 1 |
Job 2 |
Job 3 |
Job 4 |
Job 5 |
Question 4 (4 Marks) Validates to TDMMB4507A element 1a
| The extract from a small commercial vessel’s maintenance checklist below lists a single item for each of the periodic inspections. Add another item relevant to your vessel that should be checked. |
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| Implementation date 01/07/08 Review date 01/07/09 ENGINEERING MAINTENANCE CHECKLIST |
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| Weekly |
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| Yes |
Raw water screens. |
| Yes |
? |
Monthly |
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| Yes |
Open sea-water suction and discharge valves. |
| Yes |
? |
Three monthly |
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| Yes |
Check helm pump hydraulic reservoir level. |
| Yes |
? |
Six monthly |
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| Yes |
Servicing of fire extinguishers. |
| Yes |
? |
Question 5 (1 Mark) Validates to TDMMB4507A element 1b
The survey of a vessel is a:
a. running test
b. detailed check
c. visual inspection
d. thorough examination
Question 6 (1 Mark) Validates to TDMMB4507A element 1b
The annual survey schedule of vessel’s less than 35 metres does not include:
a. safety equipment
b. inspection of all pipe arrangements.
c. chain locker internally.
d. general examination of machinery installation and electrical installation.
Question 7 (1 Mark) Validates to TDMMB4507A element 1b
Before slipping a vessel a list of all ___________________ should be drawn up.
Question 8 (1 Mark) Validates to TDMMB4507A element 1b
When placing the lifting straps of a travel lift under a vessel that is to be removed from the water, they must be:
a. positioned at the vessel’s extreme ends
b. positioned under the vessel’s shoulders
c. positioned under the vessel’s bulkheads
d. positioned under the vessel’s mid section
Question 9 (1 Mark) Validates to TDMMB4507A element 1b
Careening means that a vessel is:
a. sailing along very fast
b. beached and heeled over for repairs or bottom scrubbing
c. gone aground through lack of care
d. entered and raided by thieves
Question 10 (1 Mark) Validates to TDMMB4507A element 1b
When a vessel is slipped its weight is supported at a few points, rather than over the
entire underwater section of the hull when it is _________________.
Question 11 (1 Mark) Validates to TDMMB4507A element 1b
When antifouling a slipped vessel the transducers and anodes should be
________________________.
Question 12 (1 Mark) Validates to TDMMB4507A element 1c
An out of water survey is required on a commercial timber vessel:
a. every six months
b. annually
c. at two year intervals
d. at four year intervals
Question 13 (1 Mark) Validates to TDMMB4507A element 1c
At survey of a commercial vessel, an inspection of all pipe arrangements is required:
a. every six months
b. at four year intervals
c. at every annual survey
d. at eight year intervals
Question 14 (1 Mark) Validates to TDMMB4507A element 1c
At survey of fuel tanks internally are required:
a. every six months
b. at four year intervals
c. at eight year intervals
d. at two year intervals
Question 15 (1 Mark) Validates to TDMMB4507A element 1c
An out of water survey is required on a commercial steel vessel:
a. every six months
b. annually
c. at two year intervals
d. at four year intervals
Question 16 (1 Mark) Validates to TDMMB4507A element 1c
Safety equipment should be checked:
a. every six months
b. annually
c. daily
d. at every emergency drill
Question 17 (1 Mark) Validates to TDMMB4507A element 1d
Sliding wheelhouse doors are:
a. waterproof
b. airtight
c. weathertight
d. watertight
Question 18 (1 Mark) Validates to TDMMB4507A element 1d
The hatch drawn below is designed to be: (drawing courtesy of ANTA))
a. waterproof
b. airtight
c. weathertight
d. watertight
Question 19 (1 Mark) Validates to TDMMB4507A element 1d
Side or bow loading doors in the hull must have an _________________ fitted.
Question 20 (1 Mark) Validates to TDMMB4507A element 1d
A vessel is required to be watertight:
a. below the freeboard deck
b. above the main deck
c. above the freeboard deck
d. below the upper deck
Question 21 (1 Mark) Validates to TDMMB4507A element 1e
Under tropical sunshine, without periodic hosing, the seams of deck planking will:
a. become darker
b. open up
c. close up
d. harden
Question 22 (1 Mark) Validates to TDMMB4507A element 1e
Application of surface coatings must comply with the manufacture’s specification of:
a. hue and atmosphere conditions
b. temperature and humidity
c. pressure and atmospheric temperature
d. humidity and atmospheric pressure
Question 23 (1 Mark) Validates to TDMMB4507A element 1f
An emergency tiller arrangement is required for vessels with only one
_________________ .
Question 24 (1 Mark) Validates to TDMMB4507A element 1f
A canvas as drawn below is deployed in order to:
a. reinforce the hull when collision seems imminent
b. mask off the anodes before antifouling the hull
c. reduce the drift of a vessel in a storm
d. reduce the inflooding of water after the hull has been holed
Question 25 (1 Mark) Validates to TDMMB4507A element 1f
If slack maintenance allows sea water to enter through watertight doors, the vessel’s:
a. reserve buoyancy would be reduced
b. reserve buoyancy would be increased
c. reserve permeability would be increased
d. reserve permeability would be reduced
Question 26 (1 Mark) Validates to TDMMB4507A element 1g
Lifting gear must be clearly marked with its:
a. breaking strain
b. safe working load
c. safe operating temperature
d. strain brake
Question 27 (1 Mark) Validates to TDMMB4507A element 1g
Running cargo gear should be checked:
a. every six months
b. every time it is used
c. every three months
d. all of the above
Question 28 (1 Mark) Validates to TDMMB4507A element 1g
Winch wires are coated with grease to protect them from _________________ .
Question 29 (1 Mark) Validates to TDMMB4507A element 1g
When disengaging the gypsy the _________________ first needs to be applied.
Question 30 (1 Mark) Validates to TDMMB4507A element 1g
Deck machinery with faults in the brake, clutch or stop controls must be:
a. operated carefully
b. used only for small loads
c. tagged and isolated
d. only used when needed
Question 31 (1 Mark) Validates to TDMMB4507A element 1g
Six monthly maintenance on deck machinery requires:
a. examining for wear in clutch, brakes and wire
b. re-painting
c. checking the safe working load
d. stripping down
Question 32 (1 Mark) Validates to TDMMB4507A element 1g
The requirements of Marine Orders Part 32 (Cargo and Cargo Handling – Equipment Safety Measures) apply to all commercial vessels:
a. greater than 35 metres in length
b. on interstate or international voyages
c. greater than 80 metres in length
d. using cargo handling gear
Question 33 (1 Mark) Validates to TDMMB4507A element 1g
Portable 240 volt power tools should only be used with:
a. overload protection
b. fused protection
c. waterproof leads
d. the vessels battery banks
Question 34 (4 Marks) Validates to TDMMB4507A element 2a
On the drawing below mark the plate keel, shell plate, side frames and floor:
(drawing courtesy of ANTA))
Question 35 (4 Marks) Validates to TDMMB4507A element 2a
On the drawing below mark the hog, apron, ribs and breast hook:
Question 36 (4 Marks) Validates to TDMMB4507A element 2a
On the drawing below mark the tank top, longitudinals, margin and lightening holes:
(drawing courtesy of ANTA))
Question 37 (4 Marks) Validates to TDMMB4507A element 2a
On the drawing below mark the stern post, after deadwood, stem and rabet:
Question 38 (4 Marks) Validates to TDMMB4507A element 2b
The picture below shows two permanently longitudinally damaged vessels. What is the name given to each condition?
___________________________ ______________________________
What may have caused this to have happened? _______________________________________________________________
______________________________________________________________
_______________________________________________________________
Question 39 (1 Mark) Validates to TDMMB4507A element 2b
Hatch coamings are designed to:
a. stress structural deck openings
b. strengthen structural deck opening
c. weaken structural deck openings
d. drain water off a vessel’s deck
Question 40 (1 Mark) Validates to TDMMB4507A element 2b
Electrochemical corrosion is a result of:
a. residual electrical current earthing
b. spilt battery acid
c. electroysis generated by dissimilar metals in an electrolyte
d. all of the above
Question 41 (1 Mark) Validates to TDMMB4507A element 2c
| The top of the steel bar shown experiences the stress of _________________. The bottom of the steel bar shown experiences the stress of_______________. |
Question 42 (1 Mark) Validates to TDMMB4507A element 2c
Steel is heavy and ________________________ quickly.
Question 43 (1 Mark) Validates to TDMMB4507A element 2c
| Copper based antifouling are most suited to aluminium hulls. |
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| TRUE |
FALSE |
Question 44 (1 Mark) Validates to TDMMB4507A element 2c
| Brass screws are unsuitable for structural fastenings at sea as they become hard and brittle due to de zincification. |
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| TRUE |
FALSE |
Question 45 (1 Mark) Validates to TDMMB4507A element 2c
| On the galvanic scale, lead is closer to the anodic end and bronze is closer to the cathodic end. |
|
| TRUE |
FALSE |
Question 46 (5 Marks) Validates to TDMMB4507A element 2c
System 1................System 2.................System 3................System 4.......................System 5
Question 47 (1 Mark) Validates to TDMMB4507A element 3a
Crevice corrosion usually occurs on:
a. the threads of nuts and bolts.
b. the extremities of propeller blades.
c. exposed areas of propeller shafts.
d. elbows in skin fittings.
Question 48 (1 Mark) Validates to TDMMB4507A element 3a
If a vessel is taking on more water than is usual, the source of the leak should be
found and marked before the next visit to the ____________________.
Question 49 (1 Mark) Validates to TDMMB4507A element 3a
The deterioration in the GRP hull shown below is called__________________.
Question 50 (1 Mark) Validates to TDMMB4507A element 3b
Corrosion can be minimised by applying surface coatings or fitting sacrificial
____________.
Question 51 (1 Mark) Validates to TDMMB4507A element 3b
Corrosion around propeller shafts is best minimised by use of:
a. surface coatings
b. strip anodes
c. shaft anodes
d. lanoline grease
Question 52 (1 Mark) Validates to TDMMB4507A element 3c
Pre-departure checks should be recorded in the _________________log book.
Question 53 (1 Mark) Validates to TDMMB4507A element 3c
Unserviceable equipment should be:
a. stowed
b. disposed of
c. used
d. tagged
Question 54 (1 Mark) Validates to TDMMB4507A element 3c
In the event of a serious spill or accident that occurs during repair work then an
_____________________should be notified to the Maritime Authority.
Question 55 (1 Mark) Validates to TDMMB4507A element 3d
Faults and repairs should be recorded in the _________________log book.
Question 56 (1 Mark) Validates to TDMMB4507A element 3d
Before using AC electrical equipment after repairs it must have been approved as
______________________ by a competent contractor.
Ranger Hope © 2008 (contains reworked material courtesy of ANTA)