Airline Crew Planning - AVIA 3201 PDF

AVIA 3201 Airline Resource Management Airline Crew Planning - in memory of Ms. Deborah Cybula Dr. C. Richard Wu UNSW Aviation AVIA 3201 Airline Resourc...

AVIA 3201 Airline Resource Management Airline Crew Planning - in memory of Ms. Deborah Cybula Dr. C. Richard Wu UNSW Aviation AVIA 3201 Airline Resource Management Topics Ø Aircrew Planning & Utilisation Ø Crew Utilisation Ø Pattern Planning Ø Crew Establishment Planning AVIA 3201 Airline Resource Management Air Crew Planning Aircraft (Routing) Schedule Crew Pairings/Patterns Crew Rosters For domestic, one month in advance Day of Operations AVIA 3201 Airline Resource Management Air Crew Utilisation Number of crew required depends upon ü 1. How & how hard the aircraft is flown & ü 2. How efficiently the crew are utilised This crew efficiency is a factor of: ü 1. How many days the crew fly & ü 2. How much flying they do per day AVIA 3201 Airline Resource Management How many days do the crew fly? 5/33 AVIA 3201 Airline Resource Management Available roster periods per annum 12 x Calendar Month Periods 365 Days 1 2 3 4 5 6 7 8 9 10 11 12 1.5 x Annual Leave Periods (42 Days) 10.5 x Work Periods AVIA 3201 Airline Resource Management Available flying days per roster period 30 (31)-day Roster or 28-day Roster 9 Days Off 20 (21) Days Flying 1 Training Day AVIA 3201 Airline Resource Management Available flying days per annum Ø 10.5 Roster Periods x Ø 20.5 Flying Days per Period ü 215.25 (Maximum) ü 200 (Rounded down for ad hoc absences) AVIA 3201 Airline Resource Management How much flying do the crew do per day? AVIA 3201 Airline Resource Management Average block hrs per day CNS 10.0 SYD 10.0 MO 05/06 TU 06/06 WE 07/06 Block SYD/CNS (3:05 hrs) CNS/SYD (3:00 hrs) Pattern (A) Avg Block per Day is 6:05 hrs / 3 days = 2:02 hrs Pattern (B) Avg Block per Day is 6:05 hrs / 1 day = 6:05 hrs 10/33 AVIA 3201 Airline Resource Management Max block hrs per annum Ø 200 Flying Days ü 4:15 Average Block per Day ü 850:00 Block Hours per Annum ü (mind the annual flying hr limits) AVIA 3201 Airline Resource Management Crew per A/C - domestic Aircraft Annual Block Hours (Domestic) = 4,000* 701 hrs 701 hrs 701 hrs 701 hrs 701 hrs 701 hrs 701 hrs per crew = 5.70 Crew per A/C NB: * based on avg. aircraft utilisation of around 11hrs per day; 11 hr x 365 days= 4015 hrs/yr AVIA 3201 Airline Resource Management The Impact of Premium AVIA 3201 Airline Resource Management Calculating crewing premium !"#$%&'"()*+,-'" Premium = x 100% )*+,-'" Q The higher the premium, the higher the credit Ø Credit hrs include flying hrs and non-flying duty hrs all hours a crew does Q Cabin crew are paid and rostered to credit hour limitations Q Flight crew and cabin crew recruitment is planned according to current premium levels QFor short/long term crew planning AVIA 3201 Airline Resource Management What is Premium? Ø Premium describes the level of ‘synthetic credit’ that exists over and above the actual block hours flown by the aircraft. Ø Synthetic credit = everything that is not block; e.g. Q Sign-On & Sign-Off time Q Paxing (or positioning / deadheading) Q Time spent in transit (A/C turnaround), & Q Minimum Credit Guarantees (if applicable) 15/33 AVIA 3201 Airline Resource Management The impact of premium 100,000 Block Hrs @ 49% Prem ium 100,000 Block Hrs @ 43% Premium Block Block 100,000 100,000 Credit Credit 149,000 143,000 Synthetic Synthetic 49,000 43,000 Ø 149,000 Credit Hours / 123 Hrs = 1,211 Flying Lines (crew) Ø 143,000 Credit Hours / 123 Hrs = 1,163 Flying Lines (crew) AVIA 3201 Airline Resource Management The impact of premium on rosters 123 Credit Hours 43% premium 86 Block Hours 37 Synthetic Hours 123 Credit Hours 49% premium 82 Block Hours 41 Synthetic Hours AVIA 3201 Airline Resource Management The impact of premium on pairings :45 1:20 :40 1:20 2:00 1:20 :40 1:20 :15 Sign-On Transit (aircraft on ground) Sign-Off 1 Crew Operates all 4 Sectors = Total Credit 9:40 hrs 5:20 Block Hours 4:20 Synthetic Premium Formula = (9:40 – 5:20) x 100% 5:20 Premium = 81.25% AVIA 3201 Airline Resource Management The impact of premium on pairings :45 1:20 :40 1:20 :15 1:00 :45 1:20 :40 1:20 :15 Sign-On Transit (aircraft on ground) Sign-Off Crew 1 = Total Credit 4:20 hrs Crew 2 = Total Credit 4:20 hrs 2:40 1:40 2:40 1:40 Premium Formula = (8:40 – 5:20)x 100 5:20 Premium = 62.50% AVIA 3201 Airline Resource Management The impact of premium on pairings Ø Use 2 crew (instead of 1) Ø Save 1-hr credit Ø Assuming that pairing is given to 6 crew (B737), Ø Save 6 hr credit in total Ø If this pairing is daily, Ø We save 6 hr x 28 day = 168 credit hrs/ period Ø Almost save 1.4 FTE crew (120hrs/period)! Ø That’s $98K cost saving/month ($70K salary) Ø That’s $1.176m / yr saving! 20/33 AVIA 3201 Airline Resource Management Premium is sensitive to network 13:00 Hr Sector (14:15 - 13:00) x 100 = 13.46% 1:15 13:00 :30 13:00 10:00 Hr Sector (11:45 - 10:00) x 100 = 17.50% 1:15 10:00 :30 10:00 7:00 Hr Sector (08:45 - 07:00) x 100 = 25.00% 1:15 07:00 :30 07:00 AVIA 3201 Airline Resource Management Drivers for pairing/pattern planning ØMinimise Premium ØMaximise Flown Block Average ØMinimise Paxing (positioning / deadheading) ØMinimise Time Away From Base ØMinimise Hotels ØMinimise Equipment Change ØSync with A/C routing AVIA 3201 Airline Resource Management Push to lower premium- hotels & paxing ØTo drive down premium Ømust drive down unnecessary credit hrs, i.e. paxing hours ØAs we drive down paxing hours, ØWe are more likely to increase hotel nights ØAs hotel nights increase Øthe length of patterns get longer in terms of days away ØAs a direct result of lowering premium Øpatterns get longer and the daily density drops. Ø AVIA 3201 Airline Resource Management Hotel or Paxing? PER 8.0 MEL 10.0 SYD 10.0 MO 05/06 TU 06/06 25/33 AVIA 3201 Airline Resource Management Long Term Crew Establishment Planning Given the total A/C block hrs of two fleets are: B737 12,000 hr/yr (4,000hr/AC/yr *3 AC) B767 10,000 hr/yr (5,000hr/AC/yr * 2 AC) B737 has a complement of 5 cabin crew. B767 has a complement of 9 cabin crew. Then, total crew block hrs then become: B737 60,000 hr/yr B767 90,000 hr/yr AVIA 3201 Airline Resource Management Crew Establishment Total Crew Block Hours for the two fleets are: B737+B767=150,000 hr/yr If the avg crewing premium from last season was 56%, then the total crew credited hours are calculated as: 150,000 x 1.56 = 234,000 credit hrs/yr 234,000 / 1,180 (avg credit hrs/crew/yr) = 198 crew AVIA 3201 Airline Resource Management Strategic Crew Establishment Planning Min Flying Requirement 198 10% Reserve 20 (Disrupt, Sick) Vacation (A/L, LSL) 23 (approx 10-12%) Recurrent Training 10 (Emergency Procedures, Security, Av. Med.) Ground duties 10 (crew working on the ground, i.e. Service Training, Cabin Safety) Total Crew Demand 261 crew for two fleets AVIA 3201 Airline Resource Management Classroom exercise Ø Three A330 services per week SYD/KUL return: ü Flight Time 8:00 hrs SYD->KUL ü Flight Time 7:00 hrs KUL->SYD ü Cabin Crew Complement is 1 CSM and 7 FA ü Sign On Time is 1:15 hrs ü Sign Off Time is 0:30 hrs Q. What is the premium of this pattern/pairing ? AVIA 3201 Airline Resource Management Answer Block Hours 8:00 SYD/KUL 7:00 KUL/SYD 15:00 (Total) Duty Hours 9:45 SYD/KUL 8:45 KUL/SYD 18:30 (Total) Premium of Pairing (18:30 – 15:00) x 100 = 23.33% 15:00 30/33