DIN EN 13231-2 E : 2006

Foreword<br>1 Scope<br>2 Normative references<br>3 Terms and definitions<br>4 Acceptance of works on switches and crossings<br>&nbsp;&nbsp;4.1 General<br>&nbsp;&nbsp;4.2 Acceptance deadlines<br>&nbsp;&nbsp;4.3 Acceptance measurements and checks<br>&nbsp;&nbsp;4.4 Acceptance documents<br>&nbsp;&nbsp;4.5 Relative track geometry<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.5.1 Tolerances<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.5.2 Parameters<br>&nbsp;&nbsp;4.6 Absolute track position<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.6.1 Tolerances for absolute vertical position of <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;the track<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.6.2 Tolerances for absolute lateral position of <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;the track<br>&nbsp;&nbsp;4.7 Other parameters and verifications<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.7.1 Check rail to check rail gauge<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.7.2 Squareness of switches<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.7.3 Longitudinal relationship of switch tip to stock <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;rail<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.7.4 Longitudinal position of the switch and crossing <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;to the design position<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.7.5 Absolute vertical position of the switch and <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;crossing layout<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.7.6 Absolute lateral position of the switch and <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;crossing layout<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.7.7 Check of the lead offsets<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.7.8 Bearer position<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.7.9 Voiding of bearers<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.7.10 Fasteners<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.7.11 Welds<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.7.12 Fishplated joints<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.7.13 Insulated joints<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.7.14 Functional check<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.7.15 Expansion devices<br>&nbsp;&nbsp;4.8 Acceptance responsibilities and acceptance form<br>&nbsp;&nbsp;4.9 Warranty<br>Annex A (informative) Acceptance responsibilities<br>Annex B (informative) Example of an acceptance form

Defines the requirements and tolerances for the acceptance of track work associated with switch and crossing layouts (also includes work on expansion devices) on ballasted track for 1 435 mm and wider gauge railways.