Annex I of NR-20 – Criteria for Training Workers and Program Content

Table 1 – Criteria for Training

Activity ClassClass I InstallationClass II InstallationClass III Installation
Specific, punctual, and short-termBasic Course (4 hours)Basic Course (6 hours)Basic Course (8 hours)
Maintenance and inspectionIntermediate Course (12 hours)Intermediate Course (14 hours)Intermediate Course (16 hours)
Operation and emergency responseIntermediate Course (12 hours)Advanced Course I (20 hours)Advanced Course II (32 hours)
Workplace safety and health–Specific Course (14 hours)Specific Course (16 hours)

Table 2 – Criteria for Refreshing

CoursePeriodicityDuration
BasicTriennial4 hours
IntermediateClass I: Triennial
Class II: Biennial
Class III: Biennial		4 hours
Advanced IBiennial4 hours
Advanced IIAnnual4 hours

Program Content

a) Introduction Course on Flammables and Combustibles

Duration: 3 hours

  1. Flammables: characteristics, properties, dangers, and risks;
  2. Collective and individual controls for working with flammables;
  3. Sources of ignition and their control;
  4. Basic procedures in emergency situations involving flammables.

b) Basic Course

I) Theoretical Program Content:

  1. Flammables: characteristics, properties, dangers, and risks;
  2. Collective and individual controls for working with flammables;
  3. Sources of ignition and their control;
  4. Fire protection with flammables;
  5. Basic procedures in emergency situations involving flammables.

II) Practical Program Content:

  1. Knowledge and use of fire safety systems for flammables.

c) Intermediate Course

I) Theoretical Program Content:

  1. Flammables: characteristics, properties, dangers, and risks;
  2. Collective and individual controls for working with flammables;
  3. Sources of ignition and their control;
  4. Fire protection with flammables;
  5. Procedures in emergency situations involving flammables;
  6. Study of NR-20;
  7. Preliminary Hazard/Risk Analysis: concepts and practical exercises;
  8. Permit to Work with Flammables.

II) Practical Program Content:

  1. Knowledge and use of fire safety systems for flammables.

d) Advanced Course I

I) Theoretical Program Content:

  1. Flammables: characteristics, properties, dangers, and risks;
  2. Collective and individual controls for working with flammables;
  3. Sources of ignition and their control;
  4. Fire protection with flammables;
  5. Procedures in emergency situations involving flammables;
  6. Study of NR-20;
  7. Risk Analysis Methodologies: concepts and practical exercises;
  8. Permit to Work with Flammables;
  9. Accidents with flammables: cause analysis and preventive measures;
  10. Emergency Response Planning for Flammables.

II) Practical Program Content:

  1. Knowledge and use of fire safety systems for flammables.

e) Advanced Course II

I) Theoretical Program Content:

  1. Flammables: characteristics, properties, dangers, and risks;
  2. Collective and individual controls for working with flammables;
  3. Sources of ignition and their control;
  4. Fire protection with flammables;
  5. Procedures in emergency situations involving flammables;
  6. Study of NR-20;
  7. Risk Analysis Methodologies: concepts and practical exercises;
  8. Permit to Work with Flammables;
  9. Accidents with flammables: cause analysis and preventive measures;
  10. Emergency Response Planning for Flammables;
  11. Basic concepts of installation process safety;
  12. Basic concepts of change management.

II) Practical Program Content:

  1. Knowledge and use of fire safety systems for flammables.

f) Specific Course

I) Theoretical Program Content:

  1. Study of NR-20;
  2. Risk Analysis Methodologies: concepts and practical exercises;
  3. Permit to Work with Flammables;
  4. Accidents with flammables: cause analysis and preventive measures;
  5. Emergency Response Planning for Flammables.