BS 6911-14:1998 - Testing earth-moving machinery - Crawler machines. Performance requirements and test procedures for braking systems
Withdrwan
his International Standard specifies minimum performance criteria and test methods to enable uniform assessment of the service, secondary, and parking brake systems of crawler machines.
It is applicable to self-propelled crawler machines, as defined in ISO 6165, with a maximum design speed of 20 km/h or less and machine mass of 100 000 kg or less.