Division / Business Unit: Corporate Services & Safety Function: Signalling Document Type: Standard Points ESD-07-01 Applicability ARTC Network Wide SMS Publication Requirement Internal / External Primary Source SDS 14 (v1.2) Document Status Version # Date Reviewed Prepared by Reviewed by Endorsed Approved 1.0 09 Oct 20 Standards Stakeholders Manager General Manager Signalling Technical Standards Standards 12/10/2020 Amendment Record Amendment Date Reviewed Clause Description of Amendment Version # 1.0 09 Oct 20 First issue of ESD-07-01 – ARTC network wide to supersede SDS 14 (v1.2) – March 2005, NSW standard. Provision for non- commissioned points, removal of references to EP equipment and spring assist and other minor changes. Updated format and document rebranded © Australian Rail Track Corporation Limited (ARTC) Disclaimer This document has been prepared by ARTC for internal use and may not be relied on by any other party without ARTC’s prior written consent. Use of this document shall be subject to the terms of the relevant contract with ARTC. ARTC and its employees shall have no liability to unauthorised users of the information for any loss, damage, cost or expense incurred or arising by reason of an unauthorised user using or relying upon the information in this document, whether caused by error, negligence, omission or misrepresentation in this document. This document is uncontrolled when printed. Authorised users of this document should visit ARTC’s intranet or extranet (www.artc.com.au) to access the latest version of this document. CONFIDENTIAL Page 1 of 44 Points ESD-07-01 Table of Contents Table of Contents Table of Contents ............................................................................................................................................. 2 1 Introduction ............................................................................................................................................. 5 1.1 Purpose .......................................................................................................................................... 5 1.2 Scope ............................................................................................................................................. 5 1.3 Standard Owner ............................................................................................................................. 5 1.4 Responsibilities .............................................................................................................................. 5 1.5 Reference Documents ................................................................................................................... 5 1.6 Definitions ....................................................................................................................................... 5 2 Catch Points & Derailers: Provision and Positioning ......................................................................... 7 2.1 Protection of Running Lines ........................................................................................................... 7 2.2 When Catch Points are required .................................................................................................... 7 2.2.1 Catch Point Restrictions ................................................................................................................. 9 2.3 When Derailer Devices can be used .............................................................................................. 9 2.3.1 Derailer Restrictions ..................................................................................................................... 10 2.4 Additional Safeguards .................................................................................................................. 10 2.5 Obstruction Devices ..................................................................................................................... 10 2.5.1 Baulk............................................................................................................................................. 10 2.5.2 Scotch Block ................................................................................................................................. 10 3 Design Requirements .......................................................................................................................... 11 3.1 Catch Points and Derailers – Positioning Considerations ........................................................... 11 3.2 Derailers ....................................................................................................................................... 11 3.3 Catch Points as an Alternative to an Overlap .............................................................................. 11 3.4 Alternatives to Catch Points ......................................................................................................... 12 4 Compliance Indicators ......................................................................................................................... 13 5 Emergency Crossovers Operated from Mechanical Ground Frames ............................................. 14 5.1 Requirement for Facing Emergency Crossovers Operated from Mechanical Ground Frames ... 14 5.2 Ground Frame Operation ............................................................................................................. 14 6 Emergency Crossovers Operated from Electric Ground Frames ................................................... 15 6.1 Requirements for Facing Emergency Crossovers Operated by Electric Switch Machines and Controlled from Electric Ground Frames ..................................................................................... 15 7 Detection of Points ............................................................................................................................... 17 7.1 Detection of Mechanically Operated Points ................................................................................. 17 7.1.1 Detection of Mechanical Points in the Route Section ................................................................... 17 7.1.2 Detection of Mechanical Points in The Route Overlap.................................................................. 18 This document is uncontrolled when printed. Version Number: 1.0 Date Reviewed: 09 Oct 20 Page 2 of 44 Points ESD-07-01 Table of Contents 7.2 Detection of Power Operated Points ............................................................................................ 19 7.2.1 Detection of Power Operated Points in The Route Section .......................................................... 19 7.2.2 Detection of Power Operated Points in the Route Overlap ........................................................... 20 7.2.3 Multiple Ended Points ................................................................................................................... 21 7.3 Detection of Ground Frame Operated Points .............................................................................. 21 8 Points - Not in Service ......................................................................................................................... 22 8.1.1 Locking of Points not in service .................................................................................................... 22 8.1.2 Detection of Point Blades not in service ....................................................................................... 22 8.1.3 Movement of Points - Not in Service............................................................................................. 23 9 Electric Switch Machines .................................................................................................................... 24 9.1 Crank Handle (CH) or Hand Throw Lever (HTL) ......................................................................... 24 9.1.1 Concept ........................................................................................................................................ 24 9.1.2 Requirements ............................................................................................................................... 24 9.2 Emergency Switch Machine Lock (ESML)/Emergency Operations Lock (EOL) – NSW/QLD .... 25 9.2.1 Concept ........................................................................................................................................ 25 9.2.2 Requirements ............................................................................................................................... 25 9.2.3 Location ........................................................................................................................................ 26 9.3 Isolating Relays ............................................................................................................................ 26 9.3.1 Concept ........................................................................................................................................ 26 9.3.2 Requirements ............................................................................................................................... 26 9.3.3 Location ........................................................................................................................................ 27 10 Removal of Lockslides From Electric Switch Machines .................................................................. 28 10.1