Good DesignGood DesignPracticesPractices

Good DesignGood DesignPracticesPractices

BEIJING, CHINA; 30 JUN-11 JUL 2014

Learning ObjectivesLearning Objectives

✈ By the end of this presentation you should understand:By the end of this presentation you should understand:

✈General good route design practices.General good route design practices.

✈ By the end of this presentation you should understand:By the end of this presentation you should understand:

✈General good route design practices.General good route design practices.

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DESIGN CONSIDERATIONSDESIGN CONSIDERATIONS

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✈ Airspace Design starts with route designAirspace Design starts with route design✈ Design by factsDesign by facts

✈ Airport placementAirport placement✈ TerrainTerrain✈ Optimum aircraft altitudesOptimum aircraft altitudes

✈ Facts drive LOA’s not the other way aroundFacts drive LOA’s not the other way around✈ Determine ideal crossing altitudes/points – routesDetermine ideal crossing altitudes/points – routes✈ Start with shortest routes – least time in sectorStart with shortest routes – least time in sector✈ Balance ATC intervention with distances requiredBalance ATC intervention with distances required✈ Consider links with conventional structureConsider links with conventional structure✈ RememberRemember

✈ RNAV/RNP aircraft may be vectoredRNAV/RNP aircraft may be vectored✈ RNAV/RNP aircraft require less workRNAV/RNP aircraft require less work✈ RNAV/RNP routes increase safetyRNAV/RNP routes increase safety

✈ Guaranteed containmentGuaranteed containment✈ Reduced radio transmissionsReduced radio transmissions

✈ Airspace Design starts with route designAirspace Design starts with route design✈ Design by factsDesign by facts

✈ Airport placementAirport placement✈ TerrainTerrain✈ Optimum aircraft altitudesOptimum aircraft altitudes

✈ Facts drive LOA’s not the other way aroundFacts drive LOA’s not the other way around✈ Determine ideal crossing altitudes/points – routesDetermine ideal crossing altitudes/points – routes✈ Start with shortest routes – least time in sectorStart with shortest routes – least time in sector✈ Balance ATC intervention with distances requiredBalance ATC intervention with distances required✈ Consider links with conventional structureConsider links with conventional structure✈ RememberRemember

✈ RNAV/RNP aircraft may be vectoredRNAV/RNP aircraft may be vectored✈ RNAV/RNP aircraft require less workRNAV/RNP aircraft require less work✈ RNAV/RNP routes increase safetyRNAV/RNP routes increase safety

✈ Guaranteed containmentGuaranteed containment✈ Reduced radio transmissionsReduced radio transmissions

Slide 4

NAVAID Centric vs PBN

ArptArpt

Good Design PracticeGood Design Practice

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Segregate Arrivals laterally and verticallyfrom Departures

✈ Four CornerPost used for restructuring of ATS routes (SID, Four CornerPost used for restructuring of ATS routes (SID,

STAR) in many major airports;STAR) in many major airports;

✈ STARs directed to the four corners of the TMA and the SIDs STARs directed to the four corners of the TMA and the SIDs

exit at the midpoints of these routes.exit at the midpoints of these routes.

✈ Four CornerPost used for restructuring of ATS routes (SID, Four CornerPost used for restructuring of ATS routes (SID,

STAR) in many major airports;STAR) in many major airports;

✈ STARs directed to the four corners of the TMA and the SIDs STARs directed to the four corners of the TMA and the SIDs

exit at the midpoints of these routes.exit at the midpoints of these routes.

Cornerpost ConceptCornerpost Concept

Good Design PracticeGood Design Practice

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Generic CORNER-POST example:

Flows by quadrant,segregate Arrivals laterally and verticallyfrom Departures

Good Design PracticeGood Design Practice

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✈ Segregate routes for entry and exit pointsSegregate routes for entry and exit points

Good Design PracticeGood Design Practice

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✈ Plan crossover distances for efficient vertical separationPlan crossover distances for efficient vertical separation

CDO CCO

Good Design PracticeGood Design Practice

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✈ Fix the same Exit/Entry points for different RWY Fix the same Exit/Entry points for different RWY configurationsconfigurations✈ Handoff between ACC and APP the same with different RWY Handoff between ACC and APP the same with different RWY

configurationconfiguration

Good Design PracticeGood Design Practice

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✈ Gradually converge inbound flows to distribute workloadGradually converge inbound flows to distribute workload

Good Design PracticeGood Design Practice

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✈ Group similar performance flowsGroup similar performance flows

Good Design PracticeGood Design Practice

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✈Minimize Crossing ComplexityMinimize Crossing Complexity✈Minimize Crossing ComplexityMinimize Crossing Complexity

Good Design PracticeGood Design Practice

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✈Minimize Crossing InteractionMinimize Crossing Interaction✈Minimize Crossing InteractionMinimize Crossing Interaction

ICAO Circular 319-AN/181

✈Multiple merging at Multiple merging at holding may be complexholding may be complex

✈Multiple merging at Multiple merging at holding may be complexholding may be complex

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Good design practiceGood design practice

✈Holding:Holding:✈Holding on exit Holding on exit

fixes may block fixes may block departing trafficdeparting traffic

✈Holding:Holding:✈Holding on exit Holding on exit

fixes may block fixes may block departing trafficdeparting traffic

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Good design practiceGood design practice✈HoldsHolds

✈Align Hold with exit trackAlign Hold with exit track

✈HoldsHolds✈Align Hold with exit trackAlign Hold with exit track

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Good design practiceGood design practice

✈ Segregate Missed Approach from Arrival TrafficSegregate Missed Approach from Arrival Traffic✈ Segregate Missed Approach from Arrival TrafficSegregate Missed Approach from Arrival Traffic

QUESTIONS?QUESTIONS?QUESTIONS?QUESTIONS?

✈In the sample airspace exercise we will:In the sample airspace exercise we will:

✈Develop STARs/SIDs/HOLDs Develop STARs/SIDs/HOLDs

✈We will start with developing We will start with developing Routes OnlyRoutes Only

✈Both teams present results and provide Both teams present results and provide rationalerationale

✈In the sample airspace exercise we will:In the sample airspace exercise we will:

✈Develop STARs/SIDs/HOLDs Develop STARs/SIDs/HOLDs

✈We will start with developing We will start with developing Routes OnlyRoutes Only

✈Both teams present results and provide Both teams present results and provide rationalerationale

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Thank YouThank YouThank YouThank You

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Area Circulation 2011

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AREA CIRCULATION PBN RNAV 5

2012