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ENG1100 introduction to engineering design

Assignment 3: Drafting

Special instructions

Answer all 4 questions as directed.

Computer Aided 2D Drafting programme must be used for this assessment.

Submit this assignment electronically via EASE. Use the same submission procedure as outlined for Assignment 1. Free-hand sketches are not required for this assignment All CAD drafting solutions must be drawn to suit an A3 sized drafting sheet.

Please ‘print’ (print as a PDF file) using the ‘monochrome’ (black and white) setting.

This assignment must be entirely the work of the student. Any copying or collusion observed by the examiners will be subject to university policy and could result in azero mark. For guidance on what constitutes Academic Misconduct and its various categories, at USQ refer to Student Academic Misconduct Policy available at: http://policy.usq.edu.au/policy/files/student%20academic%20misconduct.htm

The marking schedule shows the breakdown of marks awarded for each question.

Question 1 (100 marks)

The following field notes (3 sheets) of an investigation survey for a service station site have been compiled by a surveyor.

Produce a drawing of the traverse showing all the information on the site.

ENG1100 introduction to engineering design Image 1 ENG1100 introduction to engineering design Image 2 ENG1100 introduction to engineering design Image 3

Question 2 (75 marks)

One corner of a steel framed sugar mill building is shown below in figure 1. Prepare detailed fabrication drawing for member 814.

ENG1100 introduction to engineering design Image 4

Question 3 (90 marks)

Prepare the reinforcement drawings for the R.C. Retaining Wall shown in Figure 2.

ENG1100 introduction to engineering design Image 5

Length of wall

Concrete cover

Concrete strength

4500mm

60mm

20MPa

Figure 2: RC retaining wall

Question 4 (135 marks)

Details of a roller bracket are shown in Figure 3 below. Draw, full size, in third angle projection, a general assembly drawing showing the following views:-

  • a sectional front view on the centre line of the base;
  • a top view; and (iii) a side view.
ENG1100 introduction to engineering design Image 6

Provide a title block and parts list

Figure 3: Components of roller assembly

(Source: Boundy, AW 2012, Engineering drawing, 8th edn, McGraw-Hill, Sydney, p. 254)

Marking schedule: Assignment 3

Question 1

Description

Marks possible

North datum

10

Traverse table

10

Traverse line

25

Ancillary details

25

Drafting

30

Total

100

Question 2

Description

Marks possible

Beam details

40

Dimension

20

Drafting

15

Total

75

Question 3

Description

Marks possible

Reinforcement details

55

Drafting

35

Total

90

Question 4

Description

Marks possible

Assembly and detail accuracy

70

Parts list

15

Drafting

50

Total

135

Total for assignment

= /400

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