PREN 16272-3-2 : DRAFT 2012
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
RAILWAY APPLICATIONS - TRACK - 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 FIELD APPLICATIONS
12-01-2013
01-07-2014
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Normalized railway noise spectrum
5 Single-number rating of sound reflection index
DL[RI]
6 Single-number ratings of sound insulation index
DL[SI]
7 Single-number ratings of sound diffraction index
difference DL[deltaDI]
8 Expression of results
Annex A (informative) - Guidance note on use of the
single-number rating of sound reflection index
DL[RI]
Annex B (informative) - Guidance note on use of the
single-number rating of airborne sound insulation
DL[SI]
Annex C (informative) - Guidance note on use of the
single-number rating of sound diffraction index
difference DL[deltaDI]
Describes a normalized railway noise spectrum for the evaluation and assessment of the acoustic performance of devices designed to reduce airborne railway noise near railways.
| Committee |
TC 256
|
| DocumentType |
Draft
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Superseded
|
| Standards | Relationship |
| DIN EN 16272-3-2:2014-10 | Identical |
| 12/30250628 DC : 0 | Identical |