FAA Limited Update To The Burien Categorical Exclusion January 2020 0001

Limited Update to the Burien Categorical Exclusion on Remand From City of Burien v. Federal Aviation Administration, 9th Circuit, No. 18-71705 (November 27, 2019) For Letter of Agreement Update to Automate a 250 Degree Westerly Turn for Southbound Turboprops When Seattle – Tacoma International Airport is Operating in North-Flow Between the Hours of 6am and 10 pm January 2020 Prepared by: United States Department of Transportation Federal Aviation Administration Renton, WA Concurrence by: Western Service Center Environmental Specialist Signature: Date: //ZZ/Za@ Name: Environmental Specialist, Operations Support Group, Western Service Center, AJV-W25 Western Service Area Operations Support Group Manager Signature : Date : / ba/.to Shawn M. Kozica Manager, Operations Support Group Western Service Center, AJV-W2 a Description of Action: The Seattle-Tacoma International Airport’s (SEA) Air Traffic Control Tower (ATCT) and the Seattle Terminal Radar Approach Control (S46) proposed to update their Letter of Agreement (LOA) to include a paragraph that would allow SEA ATCT to issue a westerly turn departure heading for approximately 90 percent of southbound turboprops taking off in north-flow conditions, in order to enhance safety and efficiency at SEA. Historically, this turn was issued by the departure controller at S46, which caused a slight delay in these aircraft turning west then south to proceed on their filed route. Allowing SEA ATCT to issue the turn is referred to as an “automatic” or “automated” turn because the aircraft is issued the turn prior to or shortly after takeoff by SEA ATCT, therefore leaving the airport environment already in…
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