Application
The unit has application in qualifications for Master on a vessel of 500 |
Prerequisites
Not applicable.
Elements and Performance Criteria
ELEMENT | PERFORMANCE CRITERIA | ||||
1 | Determine the position of a vessel | a | Primary position fixing method is selected in accordance with prevailing conditions | ||
b | Position is fixed using the selected method | ||||
c | Appropriate allowance is made for random, instrument, system and data errors | ||||
d | Time interval between fixes is appropriate to the prevailing navigational conditions | ||||
e | Verification of primary position fixing is regularly carried out using appropriate methods | ||||
f | Performance checks and tests of navigation position fixing instruments and systems are carried out as per procedures and manufacturer's instructions | ||||
g | Position of vessel is recorded as per y procedures and regulatory requirements | ||||
2 | Allow for compass errors in the fixing of a vessel's position | a | Regulations relating to the use of the vessel's compasses are accessed and interpreted | ||
b | The intensity and direction of the earth's magnetic field is determine with the aid of the relevant charts | ||||
c | Inspect and maintain vessel's compasses as per manufacturer's instructions and standard marine practice as described in relevant maritime publications |
TDMMH107B PLAN A VOYAGE AND CONDUCT NAVIGATION |
ELEMENT | PERFORMANCE CRITERIA | ||||
2 | Allow for compass errors in the fixing of a vessel's position (continued) | d | Vessel's magnetic compass is swung to determine the deviation on all headings | ||
e | Appropriate remedial actions are taken where excessive deviation is identified | ||||
f | Errors in the use of a gyro compass are determined and appropriate allowances made | ||||
3 | Record a vessel's position | a | The vessel's position is recorded on a chart and in the vessel's log in accordance with company procedures | ||
b | The estimated accuracy of the vessel's position, including allowances for compass errors is recorded in the vessel's log in accordance with company procedures |
TDMMH107B PLAN A VOYAGE AND CONDUCT NAVIGATION |
Required Skills
REQUIRED KNOWLEDGE | |||
This describes the knowledge required for this unit. | |||
1 | Sections of IMO STCW Convention and Codes and AMSA Marine Orders applicable for vessels of 500 gross tonnage and over as they relate to the fixing of a vessel's position and the use of a vessel's compasses | ||
2 | IMO SOLAS Convention | ||
3 | Methods for fixing the position of a vessel | ||
4 | Navigational instruments, equipment and systems typically found on commercial vessels of 500 gross tonnage or more and their operating characteristics and applications | ||
5 | Procedures for using relevant navigational instruments and equipment to fix the position of a vessel by various methods | ||
6 | Problems experienced when fixing the vessel's position and appropriate action and solutions | ||
7 | Limitations and errors in electronic navigation instruments | ||
8 | Principles of operation of magnetic and gyro compasses | ||
9 | Construction and features of compasses, including: | ||
a | a magnetic compass and binnacle | ||
b | a transmitting magnetic compass | ||
c | a gyro compass | ||
10 | Typical operational characteristics for different types of vessel's compasses | ||
11 | Principles of compass compensation | ||
12 | The effects of a vessel's magnetic field | ||
13 | Procedures for the use of published charts to determine the intensity and direction of the earth's magnetic field | ||
14 | Procedures for making allowance for compass errors | ||
15 | The causes of deviation and changes in deviation | ||
16 | AMSA Marine Orders Part 21 as it relates to magnetic compasses | ||
17 | Procedures for the maintenance and adjustment of vessel's compasses | ||
18 | Procedures for swinging a vessel to determine deviation |
TDMMH207B DETERMINE POSITION OF THE VESSEL AND THE ACCURACY OF THE RESULTANT POSITION |
REQUIRED SKILLS | |
This describes the basic skills required for this unit. | |
1 | Communicate effectively with other personnel when determining the position of the vessel, estimating accuracy of the position and allowing for compass errors |
2 | Interpret and apply information on the regulations relating to the use of the vessel's compasses |
3 | Keep records of a vessel's position and the related estimate of accuracy |
4 | Recognise compass errors and taking appropriate remedial action |
5 | Conduct performance checks of navigation position fixing instruments and systems |
6 | Work collaboratively with other shipboard personnel when determining the position of the vessel, estimating accuracy of the position and allowing for compass errors |
7 | Carry out calculations involved in: i fixing a vessel's position. ii making allowances for random, instrument, system and data errors iii determining compass errors. iv estimating the accuracy of the fix of a vessel's position. |
8 | Use compasses and other relevant instruments when fixing the position of a vessel |
Evidence Required
TDMMH207B DETERMINE POSITION OF THE VESSEL AND THE ACCURACY OF THE RESULTANT POSITION |
The Evidence Guide provides advice on assessment and must be read in conjunction with the Performance Criteria, | ||||
1 | Critical aspects of evidence required to demonstrate competency in this unit | Assessment must confirm appropriate knowledge and skills to: | ||
a | Fix the position of a vessel using the range of navigational instruments and equipment found on a commercial vessel of 500 gross tonnage or more | |||
b | Determine errors in navigational instruments and compasses and make due allowance in the position of the vessel | |||
c | Identify problems in fixing the position of a vessel and take appropriate action | |||
d | Communicate effectively with others during position fixing operations | |||
e | Record the vessel's position in accordance with company procedures and regulatory requirements | |||
2 | Evidence required for demonstration of consistent performance | a | Performance is demonstrated consistently over a period of time and in a suitable range of contexts | |
b | Consistently applies underpinning knowledge and skills when: | |||
1 | completing manoeuvring operations | |||
2 | identifying and evaluating manoeuvring problems and determining appropriate courses of action | |||
3 | identifying and implementing improvements to manoeuvring procedures | |||
4 | applying safety precautions relevant to manoeuvring operations | |||
5 | assessing operational capability of vessel and manoeuvring plant and equipment | |||
c | Shows evidence of application of relevant workplace procedures, including: | |||
1 | relevant sections of IMO STCW 95 Convention and Code and AMSA Marine Orders | |||
2 | vessel's Safety management system and procedures | |||
3 | OH&S regulations and hazard prevention policies and procedures | |||
4 | job procedures and work instructions | |||
5 | relevant manufacturer's guidelines relating to the use of machinery | |||
6 | following on-board housekeeping processes |
TDMMH207B DETERMINE POSITION OF THE VESSEL AND THE ACCURACY OF THE RESULTANT POSITION |
2 | Evidence required for demonstration of consistent performance (continued) | d | Work is completed systematically with required attention to detail | |||
e | Recognises and adapts appropriately to cultural differences in the workplace, including modes of behaviour and interactions and communication with others | |||||
4 | applying safety precautions relevant to manoeuvring operations | |||||
5 | assessing operational capability of vessel and manoeuvring plant and equipment | |||||
c | Shows evidence of application of relevant workplace procedures, including: | |||||
1 | relevant sections of IMO STCW 95 Convention and Code and AMSA Marine Orders | |||||
2 | ISM Code and associated vessel's Safety management system and procedures | |||||
3 | OH&S regulations and hazard prevention policies and procedures | |||||
4 | job procedures and work instructions | |||||
5 | relevant manufacturer's guidelines relating to the use of machinery, including instructions on equipment capability and limitations | |||||
6 | following on-board housekeeping processes | |||||
d | Work is completed systematically with required attention to detail | |||||
3 | Context of assessment | a | Assessment of competency must comply with the assessment requirements of the relevant maritime regulations | |||
b | Assessment of this unit must be undertaken within relevant marine authority approved and audited arrangements by a registered training organisation: | |||||
1 | As a minimum, assessment of knowledge must be conducted through appropriate written/oral examinations, and | |||||
2 | Appropriate practical assessment must occur: | |||||
i | at the registered training organisation; and/or | |||||
ii | on an appropriate working or training vessel |
TDMMH207B DETERMINE POSITION OF THE VESSEL AND THE ACCURACY OF THE RESULTANT POSITION |
4 | Specificresourcesrequired for assessment | Access is required to opportunities to either: | |
a | participate in a range of assignments, case studies and other simulated practical and knowledge assessments that demonstrate the skills and knowledge to fix the position of a vessel using the typical range of navigational instruments and equipment found on a commercial vessel of 500 gross tonnage or more; and/or | ||
b | assist in the fixing of a vessel's position on board an operational commercial or training vessel |
Range Statement
TDMMH107B PLAN A VOYAGE AND CONDUCT NAVIGATION |
The Range Statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. | ||||||||||
VARIABLE | SCOPE | |||||||||
1. GENERAL CONTEXT | ||||||||||
a. | Work must be carried out: | 1 | in compliance with applicable maritime regulations | |||||||
b. | Work is performed: | 1 | relatively independently under broad operational requirements, with accountability and responsibility for self and others in achieving the prescribed outcomes | |||||||
c. | Work involves: | 1 | the application of a significant range of fundamental nautical principles and complex manoeuvring techniques across a wide and often unpredictable variety of operational contexts. Contribution to the development of a broad plan, budget or strategy for vessel operations is required and accountability and responsibility for self and others in achieving the outcomes is involved | |||||||
d. | Work requires: | 1 | significant judgement in planning, technical and leadership functions related to manoeuvring operations and procedures for vessels of 500 gross tonnage or more | |||||||
2. WORKSITE ENVIRONMENT | ||||||||||
a | Vessel may include: | 1 | any Australian or international commercial vessel of 500 gross tonnage or more | |||||||
b | Fixing of a vessel's position may be carried out: | 1 | by day or night in both normal and emergency situations | |||||||
2 | under any possible conditions of weather and loading | |||||||||
3 | while underway | |||||||||
4 | while at anchor or moored |
TDMMH207B DETERMINE POSITION OF THE VESSEL AND THE ACCURACY OF THE RESULTANT POSITION |
VARIABLE | SCOPE | ||||
c | Instrumentation and equipment used in fixing a vessel's position may include: | 1 | Radar equipment, including ARPA | ||
2 | Loran C Navigation System | ||||
3 | GPS and DGPS satellite navigation systems | ||||
4 | ECS and ECDIS systems | ||||
5 | integrated navigation systems | ||||
6 | magnetic compasses | ||||
7 | gyro compasses | ||||
8 | gyro repeaters | ||||
9 | chronometers | ||||
10 | sextants | ||||
11 | azimuth mirrors | ||||
12 | azimuth vanes | ||||
13 | pelorus | ||||
14 | doppler and electromagnetic logs | ||||
15 | echo sounders | ||||
d | Documentation and recordsmay include: | 1 | ISM Code safety management system plans, procedures, checklists and instructions | ||
2 | operational orders | ||||
3 | navigational charts | ||||
4 | IMO STCW 95 Convention and Code | ||||
5 | AMSA Marine Orders | ||||
6 | vessel's log | ||||
7 | relevant marine navigation publications | ||||
8 | company procedures | ||||
9 | navigation instruments and equipment manufacturer's instructions and recommended procedures | ||||
10 | instructions of relevant maritime authorities | ||||
11 | pilot instructions where relevant | ||||
12 | relevant Australian and international standards |
TDMMH207B DETERMINE POSITION OF THE VESSEL AND THE ACCURACY OF THE RESULTANT POSITION |
VARIABLE | SCOPE | ||||
e | Applicable legislation, regulations and codes may include: | 1 | IMO STCW Convention and Code related to vessels of 500 gross tonnage or more | ||
2 | relevant sections of AMSA Marine Orders | ||||
3 | International Regulations for Preventing Collisions at Sea | ||||
4 | IMO SOLAS Convention |
Sectors
Not applicable.
Employability Skills
Not applicable.
Licensing Information
Licensing/legislative requirements | The unit is consistent with the relevant sections of STCW 95 and Marine Orders under the Australian Navigation Act 1912, describing requirements for a Master or Chief Mate on a vessel of 500 |