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title 49
Transportation
chapter II
CHAPTER II—FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION
part 236
PART 236—RULES, STANDARDS, AND INSTRUCTIONS GOVERNING THE INSTALLATION, INSPECTION, MAINTENANCE, AND REPAIR OF SIGNAL AND TRAIN CONTROL SYSTEMS, DEVICES, AND APPLIANCES
subpart E
Subpart E—Automatic Train Stop, Train Control and Cab Signal Systems
subjgrp 122
Inspection and Tests; Roadway
Subjgrp 122. Inspection and Tests; Roadway
§ 236.576 - Roadway element.
§ 236.577 - Test, acknowledgement, and cut-in circuits.