49 C.F.R. § 236.338 Mechanical locking required in accordance with locking sheet and dog chart.
Title 49 - Transportation
Mechanical locking shall be in accordance with locking sheet and dog chart currently in effect.
Title 49: Transportation
PART 236—RULES, STANDARDS, AND INSTRUCTIONS GOVERNING THE INSTALLATION, INSPECTION, MAINTENANCE, AND REPAIR OF SIGNAL AND TRAIN CONTROL SYSTEMS, DEVICES, AND APPLIANCES
Subpart C—Interlocking
Rules and Instructions
§ 236.338 Mechanical locking required in accordance with locking sheet and dog chart.
