Elements and Performance Criteria
- Prepare for geodetic surveying computations.
- Task requirements are identified and required geodetic computations determined in consultation with appropriate persons.
- Industry-accepted standards relating to accuracy and tolerances are identified according to organisational requirements.
- Computational equipment is selected according to task and organisational requirements.
- Perform computations on reference surface.
- Relevant reference surface is selected according to required geodetic computations.
- Geodetic data is reduced to identified reference surface according to industry-accepted standards and using computational equipment.
- Geodetic components for reference surface are identified and computed according to industry-accepted standards.
- Computations on reference surface are identified and performed according to standards.
- Reference surface computations are checked and problems resolved according to standards and organisational requirements.
- Reference surface (spheroid) coordinates are converted to projection plane coordinates according to standards.
- Perform computations on projection plane.
- Relevant projection plane is selected according to required geodetic computations.
- Data is reduced to required projection plane according to standards.
- Geodetic components for projection plane are identified and computed according to standards.
- Projection plane coordinates are converted to reference surface (spheroid) coordinates according to standards.