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prEN 1761 rev
Rubber hoses and hose assemblies for fuel truck delivery - Specification
prEN 1776
Gas infrastructure - Gas measuring systems - Functional requirements
prEN 1779 rev
Non-destructive testing - Leak testing - Criteria for method and technique selection
prEN 1793-1
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics of sound absorption under diffuse sound field conditions
prEN 1793-2
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 2: Intrinsic characteristics of airborne sound insulation under diffuse sound field conditions
prEN 1793-3
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 3: Normalized traffic noise spectrum
prEN 1793-4
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 4: Intrinsic characteristics - In situ values of sound diffraction
prEN 1793-5
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 5: Intrinsic characteristics - In situ values of sound reflection under direct sound field conditions
prEN 1793-6
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 6: Intrinsic characteristics - In situ values of airborne sound insulation under direct sound field conditions
prEN 1808 rev
Safety requirements for suspended access equipment - Design calculations, stability criteria, construction - Examinations and tests
