49 C.F.R. § 236.763 Locking, latch operated.
Title 49 - Transportation
The mechanical locking of an interlocking machine which is actuated by means of the lever latch.
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 G—Definitions
§ 236.763 Locking, latch operated.