EN 16432-2:2017

SLOVENSKI STANDARD
01-oktober-2017
Železniške naprave - Progovni sistemi z utrjenimi tirnicami - 2. del: Projektiranje
sistema, podsistemi in sestavni deli
Railway applications - Ballastless track systems - Part 2: System design, subsystems
and components
Bahnanwendungen - Feste Fahrbahn-Systeme - Teil 2: Teilsysteme und Komponenten
Applications ferroviaires - Systèmes de voies sans ballast - Partie 2 : Sous-systèmes et
composants
Ta slovenski standard je istoveten z: EN 16432-2:2017
ICS:
45.080 7UDþQLFHLQåHOH]QLãNLGHOL Rails and railway
components
93.100 Gradnja železnic Construction of railways
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN 16432-2
EUROPEAN STANDARD
NORME EUROPÉENNE
August 2017
EUROPÄISCHE NORM
ICS 93.100
English Version
Railway applications - Ballastless track systems - Part 2:
System design, subsystems and components
Applications ferroviaires - Systèmes de voies sans Bahnanwendungen - Feste Fahrbahn-Systeme - Teil 2:
ballast - Partie 2 : Conception du système, sous- Systementwurf, Untersysteme und Komponenten
systèmes et composants
This European Standard was approved by CEN on 28 May 2017.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists 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, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2017 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 16432-2:2017 E
worldwide for CEN national Members.

Contents Page
European foreword . 6
Introduction . 7
1 Scope . 8
2 Normative references . 8
3 Terms and definitions . 9
4 Symbols and abbreviations . 10
5 General . 15
5.1 Ballastless track system, subsystems and components . 15
5.2 Subsystems configuration . 16
5.2.1 Ballastless track system with continuous support and embedded rails . 16
5.2.2 Ballastless track system with discrete rail seats . 17
6 System design . 18
6.1 Establishing the system criteria . 18
6.2 System assurance plan . 19
6.3 System integration . 19
6.4 Vertical track stiffness . 19
6.5 Track stability . 19
6.6 Load distribution and load transfer by subsystems and components . 20
6.6.1 Principles . 20
6.6.2 Calculation steps. 21
6.6.3 Determination of forces (rail seat loads) between subsystems fastening system and
supporting structure (prefabricated element or pavement) . 22
6.6.4 Prefabricated element loading and load distribution . 22
6.6.5 Pavement design . 23
6.7 Loading of substructure . 25
6.8 Transitions . 26
7 Rails . 26
8 Rail fastening systems . 26
8.1 General . 26
8.2 Rail fastening spacing . 26
8.3 Adjustment . 26
9 Prefabricated elements . 26
9.1 General . 26
9.2 General design considerations . 27
9.2.1 Data to be supplied for the general system design . 27
9.2.2 Individual precast element design . 27
9.3 Manufacturing process . 27
9.3.1 General requirements . 27
9.3.2 Curing . 28
9.3.3 Surface finish . 28
9.3.4 Marking . 28
9.4 Quality control . 28
9.4.1 General . 28
9.4.2 Quality control during design approval tests . 28
9.4.3 Quality control during manufacturing . 29
9.5 Concrete sleepers, bearers and blocks . 29
9.6 Prefabricated slabs and frames . 29
9.6.1 Classification . 29
9.6.2 Design . 30
9.6.3 Materials . 31
9.6.4 Geometrical tolerances . 32
9.6.5 Storage, handling, transport and on-site installation . 32
9.7 Filling layer . 33
10 Pavements (layered structure). 33
10.1 General . 33
10.2 Concrete pavements . 34
10.2.1 Application . 34
10.2.2 Materials . 34
10.2.3 Functional requirements . 34
10.3 Asphalt pavements . 37
10.3.1 Application . 37
10.3.2 Design . 37
10.3.3 Geometrical requirements . 37
10.3.4 Asphalt materials and mix design . 38
10.3.5 Materials for surface layer . 38
10.3.6 Requirements for layers . 38
10.4 Unbound, hydraulically bound and bituminous bound base-layers . 38
10.4.1 Application . 38
10.4.2 Hydraulically bound base layer . 39
10.4.3 Cement treated base layer (CTB) . 39
10.4.4 Concrete base layer . 39
10.4.5 Bituminous base layer . 40
10.4.6 Unbound base layer . 40
11 Intermediate layers . 41
11.1 Functions of intermediate layers . 41
11.2 Effects of intermediate layers on ballastless track system .
...