1. Scope

This standard specifies steering system tests and performance criteria for evaluating the steering capability of rubber-tyred, self-propelled earth-movingmachines and/or construction equipment vehicles as defined under CMVR regulations.

It is applicable to machines equipped with either manual steering, power-assisted steering or fully powered steering systems as defined in IS/ISO 6165.

It is not applicable to rollers, compactors, pipe layers and track equipment’s which does not include rubbertyres.

2. References

The standards listed below contain provisions which through reference in this text constitute provisions to this standard. At the time of publication, the editions indicated were valid. All standards are subject torevisions and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below.

16479 : 2015 Performance requirements and test procedures of braking systems for wheeled high speed rubber tracked earth moving machines and all types of construction equipment vehicles

ISO 6165 : 2006 Earth-moving machinery - Basic types - Identification and terms and definitions

ISO 7457 : 1997 Earth-moving machinery - Determination of turning dimensions of wheeled machines

ISO 10968 : 2004 Earth-moving machinery - Operator’s controls

ISO 13849-1 : 2006 Safety of machinery - Safety-related parts of control systems - Part 1: General principles for design

ISO 13849-2 : 2012 Safety of machinery - Safety-related parts of control systems - Part 2: Validation

ISO 15998 : 2008 Earth-moving machinery - Machine-control systems (MCS) using electronic components - Performance criteria and tests for functional safety

IEC 62061 Safety of machinery - Functional safety of safety-related electrical, electronic and programmable electronic control systems