Questions tagged [procedure-design]

For questions relating to the design of departure and approach procedures

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83 views

At what point of the design process the manufactures build their first prototype?

I would like to know when the aircraft manufactures decide to put in practice their designs building the first scaled prototype (or maybe the actual size). Does the design have to accomplish a list of ...
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1answer
53 views

What is implied about altitude and the VDP by this Visual Flight Segment arrow in the profile view example in the Aeronautical Chart User's Guide?

This is out of the Aeronautical Chart User's Guide. The arrow for the visual segment is depicted as being level flight. Is that what is intended to be conveyed? If so, how would you know what ...
1
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1answer
232 views

What is the visual manoeuvring area (circling approach) radius for PANS-Ops (ICAO)?

I'm very confused of the actual radius of the "protected area" in a circling approach for a PAN-OPS approach plate. The ICAO doc 8168 contains information for circling approach at 1 000 ft. But what ...
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0answers
35 views

Is there a database from which I can retrieve the Expected Crossing Altitudes of a Departure or Arrival Procedure?

I am stuyding FAA's Coded Instrument Flight Procedures (CIFP) file which uses ARINC 424 digital format to code its data. I noticed that only mandatory crossing altitudes and speeds are included in the ...
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0answers
233 views

ICAO Obstacle Clearance Surface (OCS) is level or sloping in STAR, Arrival, Initial and Intermediate Approach Segments?

According to FAA Order 8260.3D - U.S. Standard for Terminal Instrument Procedures (TERPS) Chapter 2, Section 2-1, 2-1-3, Level OCS is applied to STAR, feeder, initial and intermediate approach ...
15
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2answers
3k views

Why is the missed-approach course for the “RNAV (GNSS) - A” approach to runway 28 at ENSB shaped all funny?

Svalbard-Longyear (ENSB) has one particular approach (the RNAV (GNSS) - A approach to runway 28) whose missed-approach course is... oddly-shaped, to say the least: (PDF by Avinor; screenshot and ...
2
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2answers
114 views

What is the operational advantage of starting an RNAV SID with a VI-CF leg combination?

I am examining Standard Instrument Flight Procedures, mainly from FAA's charts and Coded Instrument Flight Procedures ARINC-424 file (CIFP). I am keen in understanding the operational advantages or ...
0
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1answer
51 views

How do designers determine the altitude profiles of neighboring procedures for deconfliction purposes?

I am interested in studying ICAO's Continuous Climb Operations design strategy, however I have some trouble understanding how the procedure designers take into consideration the traffic flow from ...
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0answers
120 views

Based on PANS-OPS, what is the earliest turning point that can be used in a missed approach?

I am studying ICAO's PANS-OPS 8168 manual, and I have noticed conflicting guidelines regarding the permitted earliest turning point during a missed approach. In section 6.2.1.1, it clearly states: ...
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0answers
87 views

How do procedure designers calculate Minimum Enroute Altitudes?

When the designers of instrument flight procedures design a new procedure, I understand that they use certain manuals, such as ICAO's Doc29 or FAA's TERPS and PBN (8260.58), in order to construct ...