CAN/CSA-M424.3-M90 (R2020)

This Standard describes minimum performance criteria for the service braking system, secondary braking system, and parking system for rubber-tired, self-propelled underground mining machines with maximum rated speeds of 32 kph or less and having a rated gross mass of 45 000 kg or less.

Preface This is the first edition of CSA Standard CAN/CSA-M424.3, Braking Performance - Rubber-Tired, Self-Propelled Underground Mining Machines . It is written in SI (metric) units. Scope 1.1 This Standard describes minimum performance criteria for the service braking system, secondary braking system, and parking system for rubber-tired, self-propelled underground mining machines with maximum rated speeds of 32 kph or less and having a rated gross mass of 45 000 kg or less. 1.2 In this Standard, "shall" indicates a mandatory requirement; "should" indicates a recommendation, or that which is advised but not mandatory. Notes accompanying clauses do not include mandatory or alternative requirements. The purpose of a note accompanying a clause is to separate from the text explanatory or informative material that is not properly a part of the Standard. Notes to figures and tables are considered to be part of the figure or table and are written as mandatory requirements.