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DIN EN 12390-11 rev
Testing hardened concrete - Part 11: Determination of the chloride resistance of concrete, unidirectional diffusion
DIN EN 16272-3-2/A1
Railway applications - Infrastructure - Noise barriers and related devices acting on airborne sound propagation - Test method for determining the acoustic performance - Part 3-2: Normalized railway noise spectrum and single number ratings for direct sound field applications; German and English version EN 16272-3-2:2023/prA1:2024
DIN EN ISO 23224
Drilling and foundation equipment - Safety - Part 3: Horizontal directional drilling equipment (HDD)
EN 16272-3-2/prA1
Railway applications - Infrastructure - Noise barriers and related devices acting on airborne sound propagation - Test method for determining the acoustic performance - Part 3-2: Normalized railway noise spectrum and single number ratings for direct sound field applications
ISO/CD 23224
Drilling and foundation machinery - Safety - Horizontal directional drilling (HDD) machines
NA 134-02-02-64 UA
Reference values for thermal issues
prEN 12390-11 rev
Testing hardened concrete - Part 11: Determination of the chloride resistance of concrete, unidirectional diffusion
prEN ISO 23224
Drilling and foundation equipment - Safety - Part 3: Horizontal directional drilling equipment (HDD)