REQUIRED KNOWLEDGE |
This describes the knowledge required for this unit.
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1
| Sections of the IMO STCW 95 Code and AMSA Marine Orders dealing with the seaworthiness of vessels
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2
| ISM Code and associated vessel's safety management system and procedures
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3
| Relevant OH&S and pollution control legislation and policies
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4
| Procedures for determining the stability and trim of the vessel to ensure compliance with company procedures and established safety rules and regulations
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5
| Processes for conducting tests and checks using computer-based stability programs or other appropriate methods
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6
| Requirements for maintaining records of stress and stability calculations
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7
| Theory and calculations of vessel stability and dynamics, including:
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| a
| computation of hydrostatic stability data of a vessel
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| b
| calculation of a vessel's metacentre
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| c
| calculation of the transverse and longitudinal stability using hydrostatic data
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| d
| calculation of the moment of statical stability at small angles of heel
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| e
| determination of the centre of gravity of a vessel using an inclining experiment
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| f
| determining the required correction for the height of centre of gravity for the free surface effect
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| g
| determination of the values of the righting lever and construction of righting lever curves
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| h
| calculations for change of draught and trim when entering different water densities
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11
| Principal features of the structure of a vessel
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12
| A basic understanding of the properties and application of materials used in vessel construction
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13
| Construction, layout and subdivision requirements of a typical vessel, including an understanding of freeboard and bulkhead deck, watertight compartments, weathertight compartments, the bulkhead of the vessel and collision bulkhead
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14
| Typical construction features and stress characteristics for vessels of 500gross tonnage or more or 3,000kW propulsion power or more
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15
| The principal stresses which act on the structure of a vessel
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16
| Effects of density of sea water on the draught and freeboard of a vessel
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17
| Features of the load-line and draught marks of a vessel and methods for performing related calculations
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18
| Maritime communication techniques needed
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19
| Problems related to the control of trim, stability and stresses of vessels and appropriate action and solutions
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TDMMA1707A DETERMINE THE STABILITY AND TRIM OF THE VESSEL |
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REQUIRED SKILLS |
This describes the basic skills required for this unit.
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1
| Communicate effectively with other personnel when determining the stability and trim of the vessel
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2
| Communicate with multilingual crew where applicable using established techniques
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3
| Read, interpret and follow relevant sections of trim and stability documentation and related procedures as they concern the determination of the stability and trim of the vessel
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4
| Read and interpret vessel specifications and design drawings
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5
| Interpret and follow all safety management procedures and precautions when determining the stability and trim of the vessel
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6
| Work collaboratively with other shipboard personnel when determining the stability and trim of the vessel
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7
| Maintain appropriate records of the outcomes of inspection and maintenance activities to ensure the seaworthiness of the vessel
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8
| Identify problems that can occur when determining the stability and trim of the vessel and take appropriate action to report and address them
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9
| Carry out calculations required when determining the stability and trim of the vessel
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10
| Adapt to differing types of vessels, conditions of loading and related standard operating procedures
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11
| Take appropriate precautions to prevent pollution of the marine environment
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12
| Select and use equipment required when determining the stability and trim of the vessel
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