This standard BS EN 14389:2023 Road traffic noise reducing devices. Procedures for assessing long term performance is classified in these ICS categories:
93.080.30 Road equipment and installations
17.140.30 Noise emitted by means of transport
This document specifies a method for evaluating the working life of noise reducing devices used alongside roads according to the relevant exposure conditions. It also specifies a method for determining the acoustic characteristic at the end of the working life.
