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Questions tagged [pushback]

Pushback is the operation of pushing an aircraft back from the boarding gate, typically done with a tug.

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1answer
95 views

How fast can pushback tugs actually go? (maximum possible speed)

For school, I'm doing a project where we choose a topic about anything, ask questions, and learn about it. I chose my topic as fuel efficiency of airplanes, and one of the things I want to research as ...
0
votes
1answer
158 views

If the push was accidentally started with the brakes on, what will happen since these towbars don't have shearpins?

The push was started accidentally before the brakes was released. What will happen since it doesnt have shearpins?
4
votes
2answers
386 views

Why don't pushback tugs take the aircraft to the runway? [duplicate]

As we know aircrafts have to turn on their engines to taxi the entire way to the runway, if pushback tugs are used, it would save a lot of ATF and overall costs. Is there any specific regulation by ...
3
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2answers
476 views

Missing shear pin for tow-bar / front landing gear

Sitting on the runway about to takeoff, and the captain comes over the intercom saying that we need to return to the gate. From the quick announcement, it sounded like he said they found a 'shear pin'...
4
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0answers
54 views

Airbus towing: is it necessary to switch on the Y HYD pump?

So, somehow our operations came up with a new requirement: if one of our A320 or A340 is being towed, we are supposed to switch on the Y ELEC pump (if the engines are off). This shall prevent ...
3
votes
1answer
506 views

What is the speed during push-back?

What is the usual or maximum speed during the push-back procedure of large commercial aircraft (say, B737, B787)? Is it fixed or dependent on the aircraft type or weight or anything else? Is it ...
39
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2answers
4k views

What are the advantages of towbarless pushback tugs?

After watching the video below I wondered the reason for towbarless tugs. Lifting the front wheel of a 575 ton aircraft seems like it requires an awful lot of expensive and complex hydraulics when the ...
32
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2answers
5k views

Why do some airports park the aircraft backwards at the gate?

(YouTube) Push-in at Dortmund Airport. While at most airports, aircraft park at the gate facing the building, there are some airports that park aircraft backwards, e.g., Dortmund Airport (shown above)...
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3answers
1k views

From which ATC station is push-back clearance requested?

When parked at the gate that requires a push-back onto the taxiway, from which ATC station is the push-back clearance requested? Is this the ground or apron station, or is that still departure ...
7
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1answer
1k views

What is the process to disconnect ground electric power before pushback?

While commercial airliner are parked at the gate, they have electrical power connected to the aircraft (if available at the airport). This needs to be disconnected before pushback - what is the ...
5
votes
2answers
4k views

Can reverse-thrust be used to push back from the gate? [duplicate]

Crazy idea, I know. But instead of pushing back a passenger plane using a vehicle connected to the front wheel, what if I turn on the reverse-thrust and rev up the engine? My logic is if it can slow ...
7
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2answers
1k views

How is the pushback tug connected to the airliner?

If I understand correctly, there are two way to connect a tug: with or without a bar; and the tug can push back or pull forward the airliner. When using a bar, how is the tug connected to the ...
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2answers
2k views

What item is a pushback operator holding up after pushback?

After a pushback I saw the operator of the pusback truck standing next to his truck and showing the pilots a "thumbs up" with his right hand. In his left hand he was holding something up. It looked ...
10
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1answer
3k views

How are pushbacks coordinated between the pilot and the tug?

When the pilot (PIC) of a large jet is cleared for pushback and start, how does he signal the tug to start towing the aircraft, and where to go to? The pilot has to monitor the ground frequency the ...
10
votes
6answers
3k views

Is a powerback allowed by airlines as a safe maneuver?

I watched some videos on YouTube where the pilot used the thrust-reverser for push-back instead of the push-back tug. Some examples: MD80 Powerback DC9 Ground Reverser Powerback Is this procedure ...
43
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3answers
10k views

Is it possible to use thrust reversers to taxi backwards?

Can commercial airliners theoretically taxi backwards using reverse thrust? If this is possible, why isn't it common? I can already imagine some safety reasons...