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BS EN 16432-3:2021

BS EN 16432-3:2021

$142.49

Railway applications. Ballastless track systems – Acceptance

Published By Publication Date Number of Pages
BSI 2021 30
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This document specifies the implementation of ballastless track system designs and the criteria for the acceptance of works concerning construction of ballastless track systems. It does not include any criteria for inspecting, maintaining, repairing and replacing ballastless track systems during operation.

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PDF Pages PDF Title
2 undefined
6 1 Scope
2 Normative references
3 Terms and definitions
7 4 Symbols and abbreviations
8 5 General
5.1 Overview
5.2 Validation of fitness for construction of a novel ballastless track system design
9 5.3 Establishing the criteria for acceptance of works
5.4 Integration in the assurance process/Works Acceptance Plan (WAP)
10 6 Acceptance of works
6.1 Track geometry and position
6.1.1 Introduction
6.1.2 Relative track geometry
6.1.2.1 General
6.1.2.2 Additional requirements for V > 160 km/h
11 6.1.3 Absolute track position
6.2 Track stiffness
6.2.1 Vertical track stiffness
12 6.2.2 Vertical track stiffness uniformity
6.3 Track stability
6.3.1 Key acceptance criteria for new design
6.3.2 Key criteria for acceptance of work
6.4 Durability
13 6.5 Drainage
7 Acceptance of substructure and subsystems
7.1 General
7.2 Acceptance of substructures
7.2.1 Introduction
7.2.2 Ballastless track on earthworks
7.2.3 Ballastless track on bridges
14 7.2.4 Ballastless track in tunnels
15 7.2.5 Transitions in substructure
7.3 Acceptance of pavements
7.3.1 Acceptance of base layers
7.3.1.1 General
7.3.1.2 Absolute surface level check
16 7.3.1.3 Surface geometry check
17 7.3.1.4 Surface conditions prior to installation of hydraulically bound base layers, cement treated base layers, concrete base layers or bituminous base layers
7.3.2 Concrete and asphalt pavements
7.3.2.1 Geometry of concrete and asphalt pavements
18 7.3.2.2 Concrete pavement
19 7.3.2.3 Asphalt pavement
7.4 Acceptance of intermediate layer
7.4.1 Acceptance of foil, sheeting
7.4.2 Acceptance of intermediate layer, boot, fixation (concrete filling layer)
20 7.4.3 Acceptance of levelling layer
7.5 Acceptance of prefabricated element (sleeper, block, slab, frame)
7.6 Acceptance of fastening systems
7.6.1 General
7.6.2 Adjusting capabilities of fastening system
7.6.3 Rail seat spacing
7.6.4 Out of square of the rail seat pair
7.7 Acceptance of rails
7.7.1 Introduction
7.7.2 Stressing work
7.7.3 Welds
21 7.7.4 Insulated joints
7.8 Specific measures for switches and crossings and rail expansion devices
8 Acceptance of system specific installation methods
8.1 Ballastless track system with continuously supported or embedded rails
22 8.2 Ballastless track system with discrete rail seats on prefabricated element, supported by a pavement
8.2.1 General
8.2.2 Pavements providing direct support
23 8.2.3 Pavements providing indirect support (e.g. using grouting)
8.3 Ballastless track system with discrete rail seats on prefabricated element, independent from the surrounding concrete filling layer or pavement
8.3.1 General
24 8.3.2 Before concreting
8.3.3 After concreting
8.4 Ballastless track system with discrete rail seats on prefabricated element, monolithically integrated in a pavement
8.4.1 General
8.4.2 Before concreting
8.4.3 After concreting
8.5 Ballastless track system with discrete rail seats on a concrete pavement
26 Annex A (informative)Risk assessment of novelty in a proposed ballastless track system design
27 Annex B (informative)Material acceptance tests for intermediate layers

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BS EN 16432-3:2021
$142.49