SAFETY INTERVIEW QUESTION & ANSWER - II




SAFETY INTERVIEW QUESTION & ANSWER - II

1. What is work permit system?
Work permit system is a “ written documents” for permission to undertake a job by area in charge or it is written document issued by the area in charge to the performer to under take the specific job.

2. What is work at height?
Any work above 2 meters from ground is called work at height.

3. What is confined space?
An area which is small and enclosed or an area where one entry and exits or where a man cannot work comfortable in any location is caused confined space.

4. What is excavation?
Marking a hole or tunnel by digging the ground by man or machine is called excavation.

5. What is scaffolding?
It is a temporary platform constructed for supporting both men and materials and working safety at a construction site.

6. What is welding?
The process of joining of metals either by electrical or by gas is called welding.

7. What is gas cutting ?
The process of joining of cutting metals by using oxygen and combustible gas is called gas cutting.

8. What is sand blasting?
The process of removing rust dust, dirt, scales and old prints from the old surface using compressed air is
called sand blasting.

9. What is LEL?
The minimum concentration of vapour, gasses and dust in air below which propagation of flame does not occur on contact with a source of ignition is called LEL.

10. What is UEL?

The maximum proporation of vapour, gasses and dust in air above which proposal the flame does not occur on contact with a source of ignition is called UEL.