ITD901 - Basic Drafting

Outline info
Last revision date 2018-06-29 12:54:56.387
Last review date 2018-07-16 00:15:00.406

Subject Title
Basic Drafting

Subject Description
This subject introduces students to basic drafting techniques and the correct use of drafting equipment. Students learn how to create plan and elevation views, para-line drawings, and shade and shadow techniques.

Credit Status
One credit toward the Interior Decorating Certificate.

Learning Outcomes
Upon successful completion of this subject the student will be able to:

1. Produce a working drawing in plan and elevation views using conventional drafting and scaling techniques that illustrate site and space contents.

2. Recognize and use universal architectural symbols to produce their own drawings and to read and comprehend another's drawings.

3. Produce a set of suitable presentation drawings for a given space.

4. Produce basic isometric and oblique views of simple para-line drawings, complete with suitable shade and shadow techniques.

Essential Employability Skills
Communicate clearly, concisely and correctly in the written, spoken and visual form that fulfils the purpose and meets the needs of the audience.

Respond to written, spoken, or visual messages in a manner that ensures effective communication.

Execute mathematical operations accurately.

Apply a systematic approach to solve problems.

Use a variety of thinking skills to anticipate and solve problems.

Show respect for diverse opinions, values, belief systems, and contributions of others.

Interact with others in groups or teams in ways that contribute to effective working relationships and the achievement of goals.

Manage the use of time and other resources to complete projects.

Take responsibility for one's own actions, decisions, and consequences.

Cheating and Plagiarism
Each student should be aware of the College's policy regarding Cheating and Plagiarism. Seneca's Academic Policy will be strictly enforced.

To support academic honesty at Seneca College, all work submitted by students may be reviewed for authenticity and originality, utilizing software tools and third party services. Please visit the Academic Honesty site on for further information regarding cheating and plagiarism policies and procedures.

All students and employees have the right to study and work in an environment that is free from discrimination and/or harassment. Language or activities that defeat this objective violate the College Policy on Discrimination/Harassment and shall not be tolerated. Information and assistance are available from the Student Conduct Office at

Accommodation for Students with Disabilities
The College will provide reasonable accommodation to students with disabilities in order to promote academic success. If you require accommodation, contact the Counselling and Disabilities Services Office at ext. 22900 to initiate the process for documenting, assessing and implementing your individual accommodation needs.


Students should consult the Program Information Page on the Faculty of Continuing Education webstie each semester to ensure they have current information regarding program requirements.

Topic Outline

  • The drafting process
  • Using the equipment
  • Using a scale; lettering techniques
  • Free-hand drawing techniques
  • Drawing types
  • Plan views
  • Basic dimensioning techniques
  • Architectural symbols
  • Advanced dimensioning techniques
  • Introduction to elevation techniques
  • Simple graphing techniques
  • Presentation drawings
  • Elevating furnishings and accessories
  • Perpendicular-point-projection techniques
  • Elevating objects "off axis"
  • Isometric drawings, oblique drawings
  • Plan oblique and elevation oblique techniques
  • Shades and shadows techniques: simple shapes

Mode of Instruction
 Lectures, pracical work, visual, in class workshop, assignments and a final project.

Prescribed Texts

Architectural Graphics, Fourth Edition, 2002 (New Edition: 5th Edition, November 2009.  ISBN #: 978-0-470-39911-8)

ITD Basic Drafting Study Guide ISBN: 0-00553-000-B

Reference Material

Required Supplies
Approximately $150.00 - $200.00
1.  T-square - 36" long
2.  Scale - Architect's (Imperial measure = 1, 1/8, ¼, ½, ¾, 3/8, NOT Metric)
3.  Triangles –
  a.  12” long triangle - right angle 90-45-45 degrees
  b.  12” long triangle - 90-30-60 degrees
4.  Pencils –
  a.  2H Conventional pencil ie: “Steadler” or equal
  b.  0.5mm mechanical pencil and 0.5mm HB leads to suit ie: “Steadler” or equal
  c.  0.7 / 0.9mm mechanical pencil and 0.7 / 0.9mm HB leads to suit ie: “Steadler” or equal
  d.  Blue steadler pencil or blue 0.5mm mechanical pencil and 0.5mm blue HB lead
5.  Felt Pens -
  a.  Water-proof fine tip black felt pen ie: "Sharpie" or equal
  b.  Water-proof ultrafine tip black felt pen ie: “Sharpie” or equal
      Or Twin tip (fine tip and ultrafine tip) black felt pen ie. “Sharpie” or equal
6.  Eraser - Steadler white
7.  Erasing shield
8.  Drafting/Masking Tape - 1/2" width, or equal
9.  Pencil Sharpener with receptacle
10.  Circle template
11.  Transparent tracing paper pad - 9” x 12” (30 sheets/pad) ie: “ProArt” or equal
12.  Technical Vellum paper pad – 11” x 17” (50 sheets/pad) ie: “Borden & Riley” or equal
13.  Graphing Paper – 8.5” x 11” (10 sheets)
14.  Presentation board standard size 15”x20” (5 boards) – for last day (TBD)
15.  White Cardboard Surface for drafting, “Canson” (optional)              
Optional Supplies
1.  Portable drafting board/table (instructor will identify size)
2.  Hard sided Portfolio (instructor will identify size)

The instructor will identify the above materials and supplies at the first class.  There are several stores that carry these supplies.
It is your responsibility to come prepared to class.  Please do not purchase these materials in advance of the first class, as you may choose incorrectly, or incur unnecessary expense.  The following stores may be contacted to see if they can equip you.  In addition, you may be aware of other suppliers in your own area.  Prices will vary from store to store.  It  is recommended that you do some preliminary shopping by phone first.

Drafting Supply Stores:

  •     Loomis  (Steeles Avenue, West of Dufferin)
  •     Curry's (3 locations, Yonge North of College, North of Steeles off Kennedy, Markham, Mississauga)
  •     Staples / Business Depot

Promotion Policy

Grading Policy
A+ 90%  to  100%
A 80%  to  89%
B+ 75%  to  79%
B 70%  to  74%
C+ 65%  to  69%
C 60%  to  64%
D+ 55%  to  59%
D 50%  to  54%
F 0%    to  49% (Not a Pass)
EXC Excellent
SAT Satisfactory
UNSAT Unsatisfactory

For further information, see a copy of the Academic Policy, available online ( or at Seneca's Registrar's Offices.

Modes of Evaluation
Term Work and Final Examination Requirements:
If you are unable to complete the Final Exam/Assignment in this subject, you must provide documentation to support the absence to the instructor within one week.  If necessary, this information will be presented at the promotion meeting for consideration in determining and recommending the final grade.

All term work assignments must be completed prior to the time of the final examination. Unless students have been granted an extension in advance, late assignments will be penalized accordingly. There is no provision for rewriting late assignments, regardless of the grade awarded.  Students must contact faculty in advance of due date to discuss extensions.

If an assignment is missed due to class absence, any official documentation that might be grounds for arranging a make-up opportunity must be submitted to the faculty member on or before the next scheduled class.  Make-up opportunities do not apply to all graded assignments.

Test and Exam dates have been pre-arranged and are non-negotiable.  If a test/exam is missed, the student must provide official documentation to support the reason for the absence within one week to the instructor.  Make-up tests or exams will be granted for extenuating circumstances only and at the discretion of the faculty. For further information on evaluation and academic standing, please refer to the Seneca College Academic Policy

Grading Scheme

Assignment #1 - "working drawing" plan of simple shapes 5%
Assignment #2 - "working drawing" plan of a kitchen 10%
Assignment #3 - "working drawing" furniture 5%
Assignment #4 - "presentation drawing",  kitchen 10%
Assignment #5 - "para-line drawings" 5%
Assignment #6 - "shades and shadows" 5%
Midterm Exam 20%
Final Project 40%

Approved by: Lisa Somers