SIST EN 12299:2024/oprA1:2026

SLOVENSKI STANDARD
01-maj-2026
Železniške naprave - Udobnost vožnje potnikov - Meritve in vrednotenje -
Dopolnilo A1
Railway applications - Ride comfort for passengers - Measurement and evaluation
Bahnanwendungen - Fahrkomfort für Fahrgäste - Messung und Auswertung
Applications ferroviaires - Confort de marche des voyageurs - Mesurage et évaluation
Ta slovenski standard je istoveten z: EN 12299:2024/prA1
ICS:
13.160 Vpliv vibracij in udarcev na Vibration and shock with
ljudi respect to human beings
45.060.20 Železniški vagoni Trailing stock
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

DRAFT
EUROPEAN STANDARD
EN 12299:2024
NORME EUROPÉENNE
EUROPÄISCHE NORM
prA1
March 2026
ICS 45.060.20
English Version
Railway applications - Ride comfort for passengers -
Measurement and evaluation
Applications ferroviaires - Confort de marche des Bahnanwendungen - Fahrkomfort für Fahrgäste -
voyageurs - Mesurage et évaluation Messung und Auswertung
This draft amendment is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee CEN/TC 256.

This draft amendment A1, if approved, will modify the European Standard EN 12299:2024. If this draft becomes an amendment,
CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for inclusion of
this amendment into the relevant national standard without any alteration.

This draft amendment was established by CEN in three official versions (English, French, German). A version in any other
language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC
Management Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are
aware and to provide supporting documentation.

Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without
notice and shall not be referred to as a European Standard.

EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2026 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 12299:2024/prA1:2026 E
worldwide for CEN national Members.

Contents Page
European foreword . 3
1 Modification to 7.6.3, Identification of transition periods . 4
2 Modification to 7.7, Definition of comfort index P . 4
CT
3 Modification to 8.6.1, Symbols and indices . 4
4 Modification to 8.6.2, Averaging procedure to obtain the mean value . 5
5 Modification to 8.6.3, Maximum peak to peak value. 5
6 Modification to 8.7, Definition of comfort index P . 6
DE
7 Modification to E.3.1, Selection of test sections and test zones . 6
8 Modification to F.7.2, Time series . 6
9 Modification to F.7.3, Statistical results . 9
10 Modification to F.7.5, Spectral analyses . 11
11 Modification to Clause F.9 . 13
12 Modification to Annex K, Unit Value for the mean comfort index . 13
12.1 Modification to the headline of Annex K . 13
12.2 Modification to Clause K.2 . 13
12.3 Modification to Clause K.3 . 13
12.3.1 Modification to Clause K.3 . 13
12.3.2 Modification to Clause K.3 . 13
12.4 Modification to Clause K.4 . 13
12.5 Modification to Clause K.8 . 13
12.6 Modification to Clause K.9 . 13
12.6.1 Modification to headline of Clause K.9 . 13
12.6.2 Modification to Clause K.9 . 13

European foreword
This document (EN 12299:2024/prA1:2026) has been prepared by Technical Committee CEN/TC 256
“Railway applications”, the secretariat of which is held by DIN.
This document is currently submitted to the CEN Enquiry.

1 Modification to 7.6.3, Identification of transition periods
Replace in the second paragraph following Figure 2, second line “BBR TR DOS 017” with
“BRR TR DOS 017”.
2 Modification to 7.7, Definition of comfort index P
CT
Replace the numbering of the following formulae: “
 

P 100⋅ max A⋅ ÿ +⋅B y − C ;0 (16a)
)
(
CT_lat { 1s 1s }
 
max max
 
E

PD= 100⋅⋅( ϕ ) (16b)
{ }
CT_rol 1s
max
(16c)
PP + P
CT CT_lat CT_rol
“ with “
 

P 100⋅ max A⋅ ÿ +⋅B y − C ;0
(17)
( )
CT_lat { 1s 1s }
 
max max
 
E

PD= 100⋅⋅( ϕ ) (18)
{ }
CT_rol 1s
max
PP + P (19)
CT CT_lat CT_rol
“.
3 Modification to 8.6.1, Symbols and indices
Replace the following paragraph (hyphen): “
— P index for comfort on discrete events, calculated following Formula (20), indicating the
DE
percentage of dissatisfied passengers;
“ with “
— P index for comfort on discrete events, calculated following Formula (22), indicating the
DE
percentage of dissatisfied passengers;
“.
=
=
=
=
4 Modification to 8.6.2, Averaging procedure to obtain the mean value
Replace the following (2nd) paragraph: “
The averaging of the signals during the period
...