<p>This document provides additional information to assist the understanding and the use of ISO 20138-1. The calculations in this document follow the same principles but they are slightly different.</p>
<p>This document contains country specific calculation approaches currently in use and represents the state of knowledge including for calculating:</p>
<p>— stopping and slowing distances;</p>
<p>— equivalent response time;</p>
<p>— brake performance;</p>
<p>— brake ratio.</p>
Registration number (WIID)
72645
Scope
<p>This document provides additional information to assist the understanding and the use of ISO 20138-1. The calculations in this document follow the same principles but they are slightly different.</p>
<p>This document contains country specific calculation approaches currently in use and represents the state of knowledge including for calculating:</p>
<p>— stopping and slowing distances;</p>
<p>— equivalent response time;</p>
<p>— brake performance;</p>
<p>— brake ratio.</p>
