[Code of Federal Regulations]
[Title 49, Volume 4]
[Revised as of October 1, 2002]
From the U.S. Government Printing Office via GPO Access
[CITE: 49CFR230.78]

[Page 337]
 
                        TITLE 49--TRANSPORTATION
 
       CHAPTER II--FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF 
                             TRANSPORTATION
 
PART 230--STEAM LOCOMOTIVE INSPECTION AND MAINTENANCE STANDARDS--Table of Contents
 
                Subpart C--Steam Locomotives and Tenders
 
Sec. 230.78  Leakage.

    (a) Main reservoirs and related piping. Leakage from main reservoir 
and related piping shall be tested at every 92 service day inspection 
and shall not exceed an average of 3 psi per minute in a test of 3 
minutes duration that is made after the pressure has been reduced to 60 
percent of the maximum operating pressure.
    (b) Brake cylinders. Leakage from brake cylinders shall be tested at 
every 92 service day inspection. With a full service application from 
maximum brake pipe pressure, and with communication to the brake 
cylinders closed, the brakes on the steam locomotive and tender must 
remain applied for a minimum of 5 minutes.
    (c) Brake pipes. Steam locomotive brake pipe leakage shall be tested 
at the beginning of each day the locomotive is used, and shall not 
exceed 5 psi per minute.