ISO/TC 43/SC 1

Project No.ISO 3095:2025
Title<p class="MsoBodyText"><span lang="EN-GB">This document specifies measurement methods and conditions to obtain reproducible and comparable exterior noise emission levels and spectra for all kinds of vehicles operating on rails or other types of fixed track, hereinafter conventionally called “unit”.</span></p> <p class="MsoBodyText"><span lang="EN-GB">This document is applicable to type testing of units.</span></p> <p class="MsoBodyText"><span lang="EN-GB">It provides measurement procedures for vehicle exterior noise (in general, a vehicle type test is carried out using only a selected subset of these tests):</span></p> <ul> <li class="ListContinue1"><span lang="EN-GB">when the vehicle is moving at constant speed;</span></li> <li class="ListContinue1"><span lang="EN-GB">when the vehicle is accelerating or decelerating;</span></li> <li class="ListContinue1"><span lang="EN-GB">when the vehicle is stationary in different operating conditions.</span></li> </ul> <p class="MsoBodyText"><span lang="EN-GB">It does not include all the instructions to characterize the noise emission of the infrastructure related sources (bridges, crossings, switching, impact noise, curving noise, etc.).</span></p> <p class="MsoBodyText"><span lang="EN-GB">This document does not apply to</span></p> <ul> <li class="ListContinue1"><span lang="EN-GB">the noise emission of track maintenance units while working,</span></li> <li class="ListContinue1"><span lang="EN-GB">environmental impact assessment (collection of data to be used in a prediction method for environmental assessment),</span></li> <li class="ListContinue1"><span lang="EN-GB">noise immission assessment,</span></li> <li class="ListContinue1"><span lang="EN-GB">guided buses, and </span></li> <li class="ListContinue1"><span lang="EN-GB">warning signal noise.</span></li> </ul> <p class="MsoBodyText"><span lang="EN-GB">The results can be used, for example</span></p> <ul> <li class="ListContinue1"><span lang="EN-GB">to characterize the exterior noise emitted by units,</span></li> <li class="ListContinue1"><span lang="EN-GB">to compare the noise emission of various units on a particular track section, and</span></li> <li class="ListContinue1"><span lang="EN-GB">to collect basic source data for units.</span></li> </ul> <p class="Note"><span lang="EN-GB">NOTE<span style="mso-tab-count: 1;">            </span>Additional guidance is provided in Annex E for measurements in the specific case of urban rail vehicles.</span></p>
Registration number (WIID)77367
Scope<p class="MsoBodyText"><span lang="EN-GB">This document specifies measurement methods and conditions to obtain reproducible and comparable exterior noise emission levels and spectra for all kinds of vehicles operating on rails or other types of fixed track, hereinafter conventionally called “unit”.</span></p> <p class="MsoBodyText"><span lang="EN-GB">This document is applicable to type testing of units.</span></p> <p class="MsoBodyText"><span lang="EN-GB">It provides measurement procedures for vehicle exterior noise (in general, a vehicle type test is carried out using only a selected subset of these tests):</span></p> <ul> <li class="ListContinue1"><span lang="EN-GB">when the vehicle is moving at constant speed;</span></li> <li class="ListContinue1"><span lang="EN-GB">when the vehicle is accelerating or decelerating;</span></li> <li class="ListContinue1"><span lang="EN-GB">when the vehicle is stationary in different operating conditions.</span></li> </ul> <p class="MsoBodyText"><span lang="EN-GB">It does not include all the instructions to characterize the noise emission of the infrastructure related sources (bridges, crossings, switching, impact noise, curving noise, etc.).</span></p> <p class="MsoBodyText"><span lang="EN-GB">This document does not apply to</span></p> <ul> <li class="ListContinue1"><span lang="EN-GB">the noise emission of track maintenance units while working,</span></li> <li class="ListContinue1"><span lang="EN-GB">environmental impact assessment (collection of data to be used in a prediction method for environmental assessment),</span></li> <li class="ListContinue1"><span lang="EN-GB">noise immission assessment,</span></li> <li class="ListContinue1"><span lang="EN-GB">guided buses, and </span></li> <li class="ListContinue1"><span lang="EN-GB">warning signal noise.</span></li> </ul> <p class="MsoBodyText"><span lang="EN-GB">The results can be used, for example</span></p> <ul> <li class="ListContinue1"><span lang="EN-GB">to characterize the exterior noise emitted by units,</span></li> <li class="ListContinue1"><span lang="EN-GB">to compare the noise emission of various units on a particular track section, and</span></li> <li class="ListContinue1"><span lang="EN-GB">to collect basic source data for units.</span></li> </ul> <p class="Note"><span lang="EN-GB">NOTE<span style="mso-tab-count: 1;">            </span>Additional guidance is provided in Annex E for measurements in the specific case of urban rail vehicles.</span></p>
StatusStandarts spēkā
ICS group17.140.30
45.020
45.060.01