* Extended operations can involve duty/rest cycles longer than 24 hours. ** Each flight crew gets maximum sleep opportunity with minimum four hours total; maximum two consecutive duty periods with 18 hours off duty. Table 2 Flight and Duty Limitations During the Window of Circadian Low The of circadian is best estimated to be the hours between 0200 and 0600 for “window low” individuals adapted to a usual day-wake/night-sleep schedule. These limitations apply to the following operations within this window of circadian low: 1. Landing, 2. Flight through both sides of the window of circadian low, or 3. Duty period that starts at 0400 or earlier in the window of circadian low. Off Duty Duty Period Flight Time Per Per Other Per Weekly, Per Per Monthly, 24-hour Week 24-hour Monthly, 24-hour Week Annually Period Period Annually Period 12 hours 48 48 12 hours There is not 10 hours There is not sufficient continuous continuous sufficient (requires scientific data to provide scientific data to that specific limitations in this hours in hours landings, area; nevertheless, provide specific seven-day on return be maximum cumulative flight limitations in restricted) time should be adjusted period home this area; downward over increasing following following nevertheless, time frames. maximum multiple duty cumulative duty periods period duty periods Pilots in circadian across Standard should be low multiple adjusted on a downward over time zones Two increasing time seven-day or frames. 168-hour rolling basis) No two pilot extensions recommended Off Duty Duty Period Flight Time * 12 hours Reclining 16 hours seat ** 18 hours Pilots Extended Same as Same as Same as above Same as above 12 hours Supine 18 hours above above bunk ** Three 20 hours (Augmented) * Extended operations can involve duty/rest cycles longer than 24 hours. ** Each flight crew gets maximum sleep opportunity with minimum four hours total; maximum two consecutive duty periods with 18 hours off duty. OPERATING PROCEDURES
* Extended operations can involve duty/rest cycles longer than 24 hours. ** Each flight crew gets maximum sleep opportunity with minimum four hours total; maximum two consecutive duty periods with 18 hours off duty. Table 2 Flight and Duty Limitations During the Window of Circadian Low The “window of circadian low” is best estimated to be the hours between 0200 and 0600 for individuals adapted to a usual day-wake/night-sleep schedule. These limitations apply to the following operations within this window of circadian low: 1. Landing, 2. Flight through both sides of the window of circadian low, or 3. Duty period that starts at 0400 or earlier in the window of circadian low. Off Duty Duty Period Flight Time Per 24-hour Period Per Week Other Per 24-hour Period Weekly, Monthly, Annually Per 24-hour Period Per Week Monthly, Annually Two Pilots 12 hours 48 continuous hours in seven-day period following multiple duty periods in circadian low on a seven-day or 168-hour rolling basis) 48 continuous hours on return home following duty period across multiple time zones 12 hours There is not sufficient scientific data to provide specific limitations in this area; nevertheless, maximum cumulative duty periods should be adjusted downward over increasing time frames. 10 hours (requires that landings, be restricted) There is not sufficient scientific data to provide specific limitations in this area; nevertheless, maximum cumulative flight time should be adjusted downward over increasing time frames. Standard No two pilot extensions recommended Extended * Off Duty Duty Period Flight Time Three Pilots (Augmented) 12 hours Same as above Same as above Reclining seat 18 hours Same as above 16 hours ** Same as above 12 hours Supine bunk 20 hours 18 hours ** * Extended operations can involve duty/rest cycles longer than 24 hours. ** Each flight crew gets maximum sleep opportunity with minimum four hours total; maximum two consecutive duty periods with 18 hours off duty. OPERATING PROCEDURES
GCOM-European-2013.docx