[Code of Federal Regulations] [Title 49, Volume 4] [Revised as of October 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 49CFR236.60] [Page 593-594] TITLE 49--TRANSPORTATION CHAPTER II--FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION PART 236_RULES, STANDARDS, AND INSTRUCTIONS GOVERNING THE INSTALLATION, INSPECTION, MAINTENANCE, AND REPAIR OF SIGNAL AND TRAIN CONTROL SYSTEMS, DEVICES, AND APPLIANCES--Table of Contents Subpart A_Rules and Instructions: All Systems Sec. 236.60 Switch shunting circuit; use restricted. Switch shunting circuit shall not be hereafter installed, except where tract or control circuit is opened by the circuit controller. [49 FR 3384, Jan. 26, 1984] [[Page 594]] Wires and Cables