Passenger Car Tread Brake Unit and Brake Cylinder Periodic Inspection and Maintenance


This document establishes a standard for the tread brake unit and brake cylinder inspection and maintenance of passenger cars.

Document History
Document Number Version Publication Date Publication Related Information
APTA PR-IM-S-011-98 08/09/2017 Published Current


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This standard covers the basic procedures for the periodic inspection and maintenance of the tread brake unit and brake cylinder of passenger railcars, with emphasis on the maintenance of safety appliances and other safety-critical systems.

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