RCAA Sea-Tac Airspace Update Study Comparisons 1988 1992 1991 Statistical Differences 0001

Comparison of 1988 Airspace Update Study , 1992 Terminal Development Plan, and The 1991 Enhancement Plan: Looking at Statistical Differences . Each of statistics these three studies on delay projectionsBIb a• aH present significantly differing cH;;#%"i'm“"' @ PASSENGER PROJECTIONS The Airspace Update study, AUS , predicts 26 Million Annual Passengers (MAP ) and a total of 377 , 00 0 annual aircraft operations by the year 2000 , ( AUS, Summary Report, 2""'1) . These predictions were based on 1987 data which reports 14.5 MAP and 292 , 000 Annual Operations and assumes that average aircraft size will slightly increase. aS a ') ,.,<,F -uno These are consistent with the Terminal Development Plan, {'- „. _, p TDP, statistics which predict 20 MAP and 380 , 000 operations in Lj%=';Coopthe year 2000, (p.ES--3, data taken fXOF_lathe Flight Plan) . :i -/ p=dJ bY? The June 1991 Enhancement Plan div':4des annual operation rates into two scenarios : future 1 and /2 . These scerarios were not associated with a time frame but rather with operational increases exclusively, v’'epresentIh% annual operation amounts of 390 , 000 and 425 , 000 rekpectively. Corresponding MAP estimates are not given in this reXortI. DELAYS : 1. Delays due to intersection with Boeing Field Before the AUS, no other report b#4D detailaq:he impact that interactions with Boeing Field has on Sea"-Tac arrival rates . For this reason, highlights of the Boeing Field analysis are included. Interaction between Sea'-Tac and Boeing Field occur during three weather conditions/…

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Call to order – Roll Call – Quorum Established – Land Acknowledgement We would like to acknowledge that our Agency operates in four present-day counties, which are the traditional lands of the Coast Salish people, past and present. This acknowledgement does not take the place of authentic relationships with indigenous communities in our jurisdiction and [...]