I.S. EN 13848-2:2006
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
RAILWAY APPLICATIONS - TRACK - TRACK GEOMETRY QUALITY - PART 2: MEASURING SYSTEMS - TRACK RECORDING VEHICLES
Hardcopy , PDF
19-12-2020
English
01-01-2006
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Track recording vehicle
5.1 General description
5.2 Environmental conditions
5.2.1 Introduction
5.2.2 Climatic conditions
5.2.3 Operating conditions
5.3 Track features input
5.4 Data localisation
5.5 Measuring system/device
5.5.1 General
5.5.2 Sensors
5.5.3 Signal transmission
5.5.4 Signal processing
5.6 Data processing
5.6.1 General requirements
5.6.2 Parameter generation
5.6.3 Parameter analysis
5.6.4 Preparation for output interfaces
5.7 Data output
5.7.1 Visualisation
5.7.2 Output of analysis results
5.7.3 Data transmission
5.8 Data storage
6 Testing of track geometry recording system
6.1 Introduction
6.2 Compliance with EN 13848-1
6.3 Calibration
6.4 Validation by field tests
6.4.1 Overview
6.4.2 Test conditions
6.4.3 Comparison between different runs
6.4.4 Cross check
6.4.5 Field tests
Annex A (informative) Transfer and coherence functions
A.1 General description
A.1.1 Transfer function
A.1.2 Coherence function
A.2 Practical calculation
A.3 Applications within this standard
A.3.1 Comparison between two runs
A.3.2 Cross check
Annex B (informative) Principles of measurement
B.1 General description
B.2 Longitudinal level and alignment
B.2.1 Chord measuring system
B.2.2 Inertial measuring system
B.3 Gauge
B.4 Cant
B.5 Twist
Annex C (normative) Description of field tests: values
to be respected
C.1 General
C.2 Repeatability
C.2.1 Statistical analysis of parameter data
C.2.2 Statistical analysis of standard deviations
C.2.3 Frequency analysis
C.3 Reproducibility
C.3.1 Statistical analysis of parameter data
C.3.2 Statistical analysis of standard deviations
C.3.3 Frequency analysis
C.4 Cross check
C.4.1 General
C.4.2 Transfer function
C.4.3 Coherence function
Bibliography
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.