Questions tagged [departure-sid]
Standard instrument departures (SIDs) are the established procedures for getting aircraft from an airport into the enroute airspace without flying into mountains, buildings, or each other.
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Is 200FPNM required up to the MSA or to the MOCA in the PLMTO3 SID
On the PLMTO3 SID out of KCHS, Rwy 15 has standard takeoff mins.
From the AIM 5-2-9.e.1.
Unless specified otherwise, required obstacle clearance for all departures, including diverse, is based on the ...
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Why is the highest point value (6681') lower than the contour interval value of 7000'?
Why is the highest point value (6681') lower than the contour interval value of 7000'? As seen on the chart, the orange areas represent 7000 feet, but there is an obstacle with an altitude lower than ...
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Do departure procedure speed restrictions override airspace speed restrictions?
This is a speed restriction found on the BNGOS 3 RNAV Departure Procedure out of KOPF:
SPEED: ACCELERATE TO 250 KT, IF UNABLE, ADVISE ATC
Opa Locka airport is Class D and is also below the Miami ...
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How to fly a departure after a practice approach with Garmin GTN750?
I fly a C172 which is equipped with a Garmin GTN750. Whenever I shoot a practice approach followed by a published departure I run in sequencing problems. So I load and activate the approach and load ...
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If an Airport has only a VCOA and a SID, does the VCOA count as an ODP, and if not, does that mean you can fly a diverse departure?
KGRF has a SID requiring a climb gradient of 469 FPNM for obstacles. In the takeoff minimums section, there are takeoff minimums listed for a VOCA (Visual Climb Over Airport) but nothing else. My ...
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Why does ATC assign a SID and then give different instructions after takeoff?
I have had many occasions at different airports flying a small single engine piston aircraft out of a Charlie or Delta and they will assign the SID, but give different instructions upon getting ...
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What is a "BEACON"?
What is the "BEACON" and its symbol meaning from the Jeppesen Manual in the picture below? Does it just represent the beacon light? I'm confused.
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SID revisions numbers
I have noticed most instrument departures have a number after them. TRUKN2 GAP7 CITY3 for example at KSFO. Do the numbers represent a revision of say TRUNK1 GAP6 CITY3 for maybe a change in and ...
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Can I fly an RNAV DP (GPS & RNAV 1 required) with no FD/AP?
I’m currently planning an instrument flight which includes a full stop at an airport with a RNAV (Obstacle) Departure Procedure.
The procedure plate requires RNAV 1 and GPS.
In ground school I ...
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At what altitude do pilots usually switch to departure?
I contribute to an open-source ATC sim, and I'm looking to advance one of our current features. I know this is widely variable, but is there a typical example, either in distance from the airport, or ...
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How should this ODP be flown at KELP?
The KELP (El Paso) Obstacle Departure Procedure (ODP) says:
Rwy 4, 8R: climbing right turn heading 120° and ELP R-150 to 9000, then proceed on course.
Rwy 22, 26L: climbing left turn heading 120° and ...
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Help reading a FAA departure procedure chart
I was hoping to get a few answers regarding how to read a FAA departure procedure chart. Let's take the JUDTH SEVEN DEPARTURE chart shown below:
From what I can tell, it seems that the diagram in ...
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Are aircraft pilots required to fly runway heading for a certain distance?
If an aircraft rotates off the runway relatively quickly (runway mid-point for example), do pilots need to continue on the runway heading for a minimum distance before turning based on departure ...
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For a coded departure procedure (SID), Fly-At-Altitude or At-Waypoint instruction has priority in case of conflict?
I am examining various RNAV departure procedures and especially those whose purpose is to overlay the existing conventional ones. I noticed that some of them begin with a "Flight at Altitude" ...
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How do SIDs work in New York City?
I've started working to make airport files for an online ATC game, and my first airport is Newark Liberty (DP: https://flightaware.com/resources/airport/KEWR/DP/all/pdf). What I already understand is ...
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What is the proper phraseology for a clearance with a named obstacle departure procedure?
The Phoenix Mesa-Gateway Airport (KIWA) has a named obstacle departure procedure - the Phoenix Departure.
What's the correct phraseology for when clearance assigns it to you? Is it "N123AB, cleared ...
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How would an aircraft fly PIKES ONE departure procedure of Denver Airport?
I was examining FAA's departure procedures and I noticed PIKES ONE SID (chart and continuation) which serves Denver Airport.
In the description, it states:
TAKEOFF ALL RUNWAYS: Fly assigned ...
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What is the average climb gradient of an aircraft during the takeoff and early phase of a departure procedure?
On chart plates it is written the minimum climb gradient with which an aircraft should climb for obstacle clearance or after ATC request (for traffic flow management etc.).
However, since this is the ...
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Are speed limits used for departure turns imposed also on the rest of the procedure?
ICAO's PANS-OPS manual 8168 ("Aircraft Operations") defines turing departures as described below:
2.4 Turning Departures. When a departure route requires a turn of more than 15°, it is called a ...
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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 ...
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How to know that single engine aeroplanes are not allowed to depart on the TETAN SID?
I'm studying for my IR exam and came across another tricky AIP question.
Which of the following statements about the TETAN 1A standard departure chart are correct?
Single engine aeroplanes ...
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Can a commercial pilot decide where to make their turn after departure?
If there aren't published vectors to tell a commercial pilot which heading to take as they climb, can they decide where to make their initial turn on their own or would an ATC always involved in where ...
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Can jetliner pilots program departures when specific RNAV procedures do not exist?
Can commercial pilots (e.g. 737 and 737 Max) program departures into their on-board GPS navigation system for the first portion of a flight that doesn't have specific RNAV procedures?
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Does the Enroute Phase begin at a 30NM distance from the departure airport?
ICAO's Doc 8168 Volume II ("Aircraft Operations") states:
Part III "Performance-Based Navigation Procedures"
Section 1 "Underlying Principles"
Chapter 1 "RNAV ...
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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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When does the mandatory minimum climb gradient during an Instrument Departure Procedure end?
While studying FAA's Instrument Procedure Handbook, I noticed these minimum performance requirements for obstacle clearance, when a SID or ODP is absent for a particular runway:
-- Cross the ...
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Why are some legs of a SID considered transitions, even when there's only one?
For example, consider the BAYPO8 departure from Tampa (KTPA). The CAMJO waypoint is the final waypoint on a rather linear route that does not contain other final waypoints. The second page of the FAA ...
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Departure and arrival fix loading via FAA website [closed]
About 8 years ago I was involved in a project that would hit an FAA website for fix loading. It was departure and arrival fixes and their associated data. The URL included a command line where you ...
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Why does climb gradient at Changi be at minimum of 6 and 7 percent?
Changi airport, Singapore, runway 20C and 20R both point into the sea with no significant obstacle to clear. There is no residential area down there. Next land mass is about 15 km away (Batam, ...
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What does LNAV engagement exactly mean?
I notice the term LNAV engagement being frequently mentioned in aviation related discussions or in several FAA's relevant material. Take, for example, this quote from Order 8260.58A (PBN Instrument ...
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Is there an issue with an acceleration followed by a deceleration when flying a SID?
Sometimes I see SIDs with a long straight climb segment (say 10 nm), followed by a wide turn with an IAS constraint (e.g. MAX 210 KIAS).
Is there any issue in accelerating to 250 KIAS and then ...
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Under what circumstances can the Initial Climb Area extend more than 2 nautical miles?
While studying of FAA's Instrument Procedures Handbook, I noticed that on page 1-16 (Chapter 1: Departure Procedures) it defines the Initial Climb Area (ICA) as follows:
The ICA is the segment of ...
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Does the "Climbing right turn" instruction of this SID violate the "Climb to 400 feet above DER before turning" requirement?
I was examining the LaGuardia Five SID, and I noticed that for runway 13 (Coney Climb) it gives the instruction, immediately after takeoff, "Climbing right turn heading 180 degrees to intercept CRI R-...
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Can I find the minimum IFR altitude based only on a SID plate?
I noticed this question here on aviation stackexchange, and I was wondering if there is a way to deduce the minimum IFR altitude (either 1000ft or 2000ft above obstacles, depending on whether or not ...
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What is the type of a SID that is neither RNAV nor RNP?
I am studying FAA's Order 8260.46F and I have noticed that, as far as the different types of SIDs are concerned, it states:
[3-5] (1) “RNAV 1” will be the default designation for RNAV DPs. Annotate ...
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Is there an equivalent of the Threshold Crossing Height for departure procedures?
The definition for the Threshold Crossing Height is, according to the sources that I have checked, "the theoretical height above the runway threshold at which the aircraft's glideslope antenna would ...
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What does the indication "ATC" in some Take-Off Minimums mean?
While studying FAA's Standard Instrument Departure Procedures, I came across the La Guardia Five Departure SID. Take, for example, the Take-Off Minimums for runway 13L:
Rwy 13 (Coney Climb): 400-2 ...
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What does the instruction "Climb heading [BEARING] to [NAVAID] 2.5 DME" mean?
I am examining FAA's Standard Instrument Departure Procedures (SIDs) and while reading their textual description, I came across this instruction from
LGA's La Guardia Five Departure SID, for Runway ...
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Why is there a need for a Top Altitude in FAA's SIDs?
I am examining some of the FAA's SID charts and, as far as I can deduce, each SID provides information concerning the altitude when it is necessary and, if not changed by the controller, each ...
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Is FAA's Order 8260.58A complementary to the TERPS manual as far as SID design is concerned?
I am studying FAA's United States Standard for Terminal Instrument Procedures (TERPS) to learn how a SID is designed and what kind of rules and constraints one has to take into consideration. I am ...
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Is it legal for a non-IFR rated pilot to fly a SID on a VFR flight?
Just wondering in case the pilot is unfamiliar with the airport / terrain or is flying at night and wants obstacle / terrain separation.
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How can a SID's MEA be above its top altitude?
The SID below has a Top Altitude of 5000 feet, but its Minimum Enroute Altitude (MEA) is above 5000 feet. Why?
I am referring to the SID depicted below, from FAA's SID charts (plate and departure ...
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How to interpret the term "standard" which is found in FAA's Obstacle Departure Procedures (ODP) and Standard Instrument Departure Procedures (SID)?
This might be obvious, but I find it difficult to interpret correctly the term "standard", when it refers to the takeoff phase of the flight.
Take, for example, the takeoff minimums for the La ...
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Different takeoff minimums between an Obstacle Departure Procedure (ODP) and a Standard Instrument Departure Procedure (SID)
It seems reasonable to me that an Obstacle Departure Procedure would include more "strict" rules (steeper climb gradient) than a SID, which is more "situational" and provides a specific direction in ...
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Need help to clarify the terms "arrival", "departure", "approach", "terminal" and "transition" fix for US STAR and SIDS
I find it a bit difficult to clarify, while consulting the US published STAR and SID published charts, which fixes are designated as arrival, departure, approach, terminal and transition.
Could ...
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How should I interpret this raw SID data from the FAA?
I am trying to make sense of the SID structures from the FAA's 28 day NASR subscription files (SSD and/or STARDP, raw data in txt files), and I have two questions.
First, I notice that there are ...
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How to select a SID during the planning stage?
During the planning stage of an IFR flight how to choose the correct SID for your route in an airport with multiple runways and multiple SIDs? and how to predict the runway you will be going to use?
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Are planes assigned different climb angles from the airport by the tower?
Clearly the angle at which planes take off and climb depends on lots of things (mountains, residential area, aircraft type, wind) but when watching planes take off after another from the same runway, ...
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What are IFR departure categories?
I'm looking at the takeoff mins and DPs for Reno/Stead (RTS.) It lists takeoff mins for Cat A and B, Cat C and D NA:
TAKEOFF MINIMUMS: CAT A,B only, CAT C,D NA. Rwys 8,14, 1300-2 or std.
with a ...
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If you file a flightplan with "NO SID", can you still get assigned a graphical ODP in your clearance?
Recently, the FAA has been moving to migrate Obstacle Departure Procedures from the textual form they are in in the A/FD Departure Procedures section to use the same graphical/charted format that SIDs ...
