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Air Brakes and Train Handling Rules - Alaska Railroad

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62 Operating Locomotive Equipment62.4 Maintaining St<strong>and</strong>ard <strong>Air</strong> PressuresAdjust the air pressure regulating devices on locomotives <strong>and</strong> carsaccording to the st<strong>and</strong>ard pressures in Table 62-A.St<strong>and</strong>ard <strong>Air</strong> PressuresService TypePressure (psi)Main reservoirMinimum 130Maximum 140Brake pipeYard service 90Freight service 90Mixed freight <strong>and</strong> passenger service 90Passenger service 110Loaded unit coal trains betweenHealy <strong>and</strong> SewardHelper service in train or on rearof trainLocomotive switching trains fromthe rear100Adjust regulating valve to10 psi less than the brakepipe setting for the trainbeing h<strong>and</strong>led.Independent brake cylinder pressureAll locomotives 45Rear of train pressureAt least 45Mountain grade, at least 65Table 62-A. St<strong>and</strong>ard <strong>Air</strong> Pressures.June 1, 1996 ARRC <strong>Air</strong> <strong>Brakes</strong> <strong>and</strong> <strong>Train</strong> H<strong>and</strong>ling Manual 62-17

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