1.1 This terminology defines thoroughbred horse racing terms for use in the development of standard test methods and specifications for equestrian surfaces used for racing or training, or both.

1.2 The terms defined in this terminology are appropriate for use by track maintenance persons and practitioners, racing officials, and other industry persons in matters concerning equestrian surfaces used for thoroughbred racing or training, or both.

1.3 While this terminology standard has some similar terms applicable to other forms of horse racing or equestrian sports, this standard is not intended to address all of the terms that may be applicable to these other racing forms or sports.

1.4 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.