GDE Engineering Graphics $8$ Design

$5$

$2020$ Grade $10811$ PATs

GRADE $10$ SECTION B $($LEARNER TASK$)$

General information and instructions:

The EGD PAT is a compulsory national formal assessment task that contributes $100$ marks towards your final Grade $10$ and $11$ Promotion mark.

ALL the presentation requirements of the PAT must be adhered to and, with the exception of the required research, completed at school. under the guidance and

Although the sharing of knowledge and information is permissible, the PAT must be supervision of your EGD teacher. completed indlvidually and ALL the presentations, including the front page and index, must be your own original work.

The PAT must be completed in phases and within the given time frame of your teacher's PAT work schedule$/$pace setter$/$management plan.

ALL freehand drawings and instrument drawings must be prepared in pencil.

The PAT must be of an appropriate higher$-$order of complexity for the grade.

The PAT will be assessed according to the included grade specific ASSESSMENT CRITERIA and CHECKLIST

The grade specific CHECKLIST must be used to provide clear evidence of continuous self$-$assessment.

Untidy and messy work, as well as the late submission of presentation requirements, will be penalised.

GRADE $10$ PRACTICAL ASSESSMENT TASK

A mechanical design project

Scenario

You are employed as a draughtsperson by a drafting firm that specialises in providing design services on COMPLEX METAL and PLASTIC CASTINGS.

You are tasked with investigating and analysing the design features of existing castings and are required to design an improvement$($s$)$ to a selected casting, which could be one or more of the following:

Improved efficiency

To strengthen its current design

To simplify its application

The PAT requires the following stages:

The FIRST stage involves finding a suitable complex metal or plastic casting.

NOTE: You are NOT required to purchase a new casting. The selected casting should be one that is readily available to you.

The SECOND stage involves investigating and measuring ALL aspects of the selected casting.