This is the first (1) unit assessment task you have to successfully complete to be deemed competent in this unit of competency.
This knowledge task is a part of assessment tasks to check student’s knowledge and capabilities of implementing safe lead paint and asbestos work practices.
The Unit Knowledge Test is comprised of twenty-two (22) written questions. · You must respond to all questions and submit them to your Trainer/Assessor.
You must answer all questions to the required level, e.g. provide the number of points, to be deemed satisfactory in this task. · You will receive your feedback within two weeks - you will be notified by your Trainer/Assessor when results are available.
Purpose of the assessment task:
This assessment task is designed to evaluate student’s knowledge for the following:
1. Knowledge to lead/asbestos testing.
2. Knowledge of hazards and risks associated with lead, lead-based paint and asbestos.
3. Knowledge to identify, read and interpret construction plans and drawings.
4. Knowledge to plan and prepare for work activities involving removal of lead/asbestos.
5. Knowledge of usage and type of personal protective equipment (PPE) needed for working with (or removal of) lead-paint / asbestos. · Knowledge of signage and barricade requirements at a lead/asbestos removal work site.
6. Knowledge to the tools and equipment needed for removal of lead-paint / asbestos.
7. Knowledge of quality and environmental requirements associated with lead, lead-based paint and asbestos works.
8. Knowledge of the treatment methods of encapsulation, stripping and removal of lead/asbestos.
9. Knowledge of the various removal processes for lead/asbestos.
10.Knowledge to debris and waste management procedures for lead contamination from flake, chalk and dust.
11. Knowledge of housekeeping and cleaning up the work area after removal of lead/asbestos.
12. Ability/knowledge to sequence/in order and schedule/plan activities and manage communication.
Question 1: At what places or under what circumstances would you encounter lead based paints?
Question 2: What are encapsulants? How do encapsulants work?
Question 3: Answer the following questions (in 50-100 words):
a) What surfaces are suitable for encapsulation?
b) What surfaces are not suitable for encapsulation?
Question 4: Answer the following questions (in 80-100 words):
a) What do you understand by chemical stripping?
b) What are the main advantages and disadvantages of chemical stripping technique.
Question 5: Write a short note (in 200-250 words) on the containment techniques and processes for lead-based paint flakes, dust and chalk.
Question 6: What are the health risks associated with lead and lead-based paint products?
Question 7: Answer the following questions (in 30-50 words each):
a. What is a JSA? Why is it important to conduct a JSA prior to the removal of lead/asbestos from a contaminated site?
b. What do you understand by the term ‘Safe work method statement’? Why is it important to use SWMS when working to remove lead/asbestos?
Question 8: What do you understand by ‘Material Safety Data Sheet’?
Question 9: Answer the following questions:
a) What are the various features depicted in a construction drawing showing plan and elevation views of building? Identify nine (9) key-features of the drawing.
b) Explain in 70-100 words, the purpose of referring plans, specifications and drawings for planning painting and decorating activities.
Question 10: Quality is defined as ‘fitness for use’ and ‘adherence to requirements’. Both conditions must be met to achieve quality. What methods can be employed to ensure that quality requirements are adhered to in a construction project?