DIN EN 16951-1:2018-07 Railway applications - Track - Noise barriers and related devices acting on airborne sound propagation - Procedures for assessing long term performance - Part 1: Acoustic characteristics; German version EN 16951-1:2018
2018DIN EN 16951-1:2018-07 Railway applications - Track - Noise barriers and related devices acting on airborne sound propagation - Procedures for assessing long term performance - Part 1: Acoustic characteristics; German version EN 16951-1:2018
2018DIN EN 16951-1:2018 Railway applications - Track - Noise barriers and related devices acting on airborne sound propagation - Procedures for assessing long term performance - Part 1: Acoustic characteristics