1.1This guide covers the general concept of determining load ratios for technical rescue equipment and systems.

1.2The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.3In the event of any conflict between the text of this guide and any references cited, the text of this guide takes preference.

1.4This standard may involve hazardous materials, operations, and equipment. This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.