AAB Class B Change1

8/14/2019 AAB Class B Change1

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FAAs ATL Class B AirspaceFAAs ATL Class B Airspace

ProposalProposal

Prepared by Mike Van WiePrepared by Mike Van Wie

For the Airport Advisory BoardFor the Airport Advisory BoardJanuary 11, 2010January 11, 2010


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What is Class B Airspace?What is Class B Airspace?

Surrounds the nation's busiest airportsSurface to 10,000 feet MSL; circular

diameter of 40 nautical milesPilots must obtain a clearance from ATC

before entering Class B airspace;maintain radio contact with ATC

Aircraft must be equipped with analtitude-encoding transponder


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Upside downUpside downWedding Cake?Wedding Cake?


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Pretty SimplePretty SimpleConceptConcept


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ALTs Class B AirspaceALTs Class B AirspaceWhere did the simplicity go?Where did the simplicity go?


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Airspace Change ProceduresAirspace Change ProceduresRequired by various Federal RegulationsRequired by various Federal Regulations

ProcessProcess FAA asks local aviation officials (GDOT) to form an Ad HocFAA asks local aviation officials (GDOT) to form an Ad Hoc

Committee of local users to discussCommittee of local users to discuss

Ad Hoc Committee meets and provides commentsAd Hoc Committee meets and provides comments

FAA reviews commentsFAA reviews comments

FAA holds public meetings (why we are here) to solicit publicFAA holds public meetings (why we are here) to solicit publiccommentscomments

FAA reviews public commentsFAA reviews public comments

FAA publishes proposed rule making action in Federal Register FAA publishes proposed rule making action in Federal Register Again solicits commentsAgain solicits comments

FAA publishes final rule and adopts changeFAA publishes final rule and adopts change


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ATL Airspace ProposalATL Airspace Proposal

HistoryHistory At the FAAs request GDOT created AdAt the FAAs request GDOT created Ad

Hoc Committee Jan. 09Hoc Committee Jan. 09 Ad Hoc Committee met 3 timesAd Hoc Committee met 3 times Jan 09 Mar 09Jan 09 Mar 09

Ad Hoc Committee provided commentsAd Hoc Committee provided comments

PDK comments attachedPDK comments attached FAA announced Public MeetingsFAA announced Public Meetings

Federal Register announcement attachedFederal Register announcement attached


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WestOperation

Arrival Routes

Jets at 12,000

Jets at 13,000Props at9,000

Jets at12,000 Props

at 8,000

Jets at14,000



AtlantaArrivalRoutes

RNAV Routes

RNAV /

Non RNAVRoutes


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ComparisonComparisonChange This To This


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Important DifferencesImportant Differences

Admin note:Admin note: Take out last page ofTake out last page of

handout.handout.

ExistingExisting Outer ring 35 milesOuter ring 35 miles

12 Mile line12 Mile line

Altitude directly aboveAltitude directly abovePDK 8,000 ftPDK 8,000 ft

Altitude immediatelyAltitude immediatelysouth of PDK 6,000 ftsouth of PDK 6,000 ft

Altitude immediatelyAltitude immediatelynorth of PDK 8,000 ft.north of PDK 8,000 ft.

ProposedProposed Outer ring 30 milesOuter ring 30 miles 15 mile line15 mile line

Altitude directly aboveAltitude directly abovePDK 5,000 ftPDK 5,000 ft

Altitude immediatelyAltitude immediately

south of PDK 5,000 ftsouth of PDK 5,000 ft Altitude immediatelyAltitude immediately

north of PDK 7,000 ft.north of PDK 7,000 ft.

Bottom Line Reduces the airspace

available to all aircraft in and out of


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What does this mean?What does this mean?

Previously unpopulated airspace above PDK nowPreviously unpopulated airspace above PDK nowpopulatedpopulated

Visual Flight Rules aircraftVisual Flight Rules aircraft Aircraft compressed into less airspaceAircraft compressed into less airspace

Same number of aircraft operating in less airspace equates to aSame number of aircraft operating in less airspace equates to areduced level of safetyreduced level of safety

Instrument Flight Rules aircraftInstrument Flight Rules aircraft On the ground delays for departing Instrument Flight rules aircraftOn the ground delays for departing Instrument Flight rules aircraft

Lower initial altitude for departing flights equals more noiseLower initial altitude for departing flights equals more noise

Earlier descent of inbound aircraft equals more noiseEarlier descent of inbound aircraft equals more noise All factors mean more fuel consumption more emissionsAll factors mean more fuel consumption more emissions


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Environmental ProcessEnvironmental Process

The FAA intends to categorically exclude (CATEX)The FAA intends to categorically exclude (CATEX)the proposal from a thorough environmental reviewthe proposal from a thorough environmental review

FAA reasoningFAA reasoning

FAA is only changing the airspace to capture aircraft that areFAA is only changing the airspace to capture aircraft that arealready there airspace doesnt make noise, only airplanes doalready there airspace doesnt make noise, only airplanes do

Airspace changes at 3,000 ft and above are typically CATEXAirspace changes at 3,000 ft and above are typically CATEX

This reasoning ignores the environmentalThis reasoning ignores the environmentalconsequences, both noise and increased emissions,consequences, both noise and increased emissions,at satellite airports like PDK.at satellite airports like PDK.


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Confused?Confused?


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??? Questions?????? Questions???


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Talking PointsTalking Points

Previously unpopulated airspace above PDK now populatedPreviously unpopulated airspace above PDK now populated Visual Flight Rules aircraftVisual Flight Rules aircraft

Aircraft compressed into less airspaceAircraft compressed into less airspace

Same number of aircraft operating in less airspace equates to aSame number of aircraft operating in less airspace equates to areduced level of safetyreduced level of safety

Instrument Flight Rules aircraftInstrument Flight Rules aircraft On the ground delays for departing Instrument Flight rules aircraftOn the ground delays for departing Instrument Flight rules aircraft

Lower initial altitude for departing flights equals more noiseLower initial altitude for departing flights equals more noise

Earlier descent of inbound aircraft equals more noiseEarlier descent of inbound aircraft equals more noise

All factors mean more fuel consumption more pollutionAll factors mean more fuel consumption more pollution

EnvironmentalEnvironmental

Documents

AAB Class B Change1