§229.59. Leakage.
49 C.F.R. § 229.59
Leakage from the main air reservoir and related piping may not exceed an average of 3 pounds per square inch per minute for 3 minutes after the pressure has been reduced to 60 percent of the maximum pressure.
Brake pipe leakage may not exceed 5 pounds per square inch per minute.
With a full service application at maximum brake pipe pressure and with communication to the brake cylinders closed, the brakes shall remain applied at least 5 minutes.
Leakage from control air reservoir, related piping, and pneumatically operated controls may not exceed an average of 3 pounds per square inch per minute for 3 minutes.
Notes, amendments, and revision history
Authority
Authority: 49 U.S.C. 20103, 20107, 20133, 20137-38, 20143, 20168, 20701-03, 21301-02, 21304; 28 U.S.C. 2461 note; and 49 CFR 1.89.
Source
Source: 45 FR 21109, Mar. 31, 1980, unless otherwise noted.