Section 117.150 - Survival craft embarkation arrangements(a) A launching appliance described in paragraph (c) of this section, or a marine evacuation system approved under approval series 160.175, must be provided for each inflatable liferaft and inflatable buoyant apparatus when either-(b) An embarkation ladder, approved in accordance with § 160.017 in subchapter Q of this chapter, or other standard specified by the Commandant, must be at each embarkation station if the distance from the embarkation deck to the vessel's lightest operating waterline is more than 3,050 millimeters (10 feet).(c) Each launching appliance for a davit-launched liferaft must include an automatic disengaging apparatus approved under 46 CFR part 160, subpart 160.170 and be either-(1) A davit approved under 46 CFR part 160, subpart 160.132 for use with a liferaft, with a winch approved under 46 CFR part 160, subpart 160.115 for use with a liferaft; or(2) A launching appliance approved on or before November 10, 2011 under approval series 160.163.CGD 85-080, 61 FR 911, Jan. 10, 1996, as amended at 62 FR 51350, Sept. 30, 1997; 62 FR 64305, Dec. 5, 1997; USCG-2010-0048, 76 FR 62973 , Oct. 11, 2011