[Code of Federal Regulations] [Title 46, Volume 2] [Revised as of October 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR62.25-10] [Page 301] TITLE 46--SHIPPING CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED) PART 62_VITAL SYSTEM AUTOMATION--Table of Contents Subpart 62.25_General Requirements for All Automated Vital Systems Sec. 62.25-10 Manual alternate control systems. (a) Manual alternate control systems must-- (1) Be operable in an emergency and after a remote or automatic primary control system failure; (2) Be suitable for manual control for prolonged periods; (3) Be readily accessible and operable; and (4) Include means to override automatic controls and interlocks, as applicable. (b) Permanent communications must be provided between primary remote control locations and manual alternate control locations if operator attendance is necessary to maintain safe alternate control. Note: Typically, this includes main boiler fronts and local propulsion control.