Search found 26630 matches

by N1120A
Tue Apr 06, 2021 4:34 pm
Forum: Non-Aviation
Topic: Almost one in five hand sanitizers in the US contain carcinogen, benzene
Replies: 9
Views: 1465

Re: Almost one in five hand sanitizers in the US contain carcinogen, benzene

5 in 5 hand sanitizers contain a carcinogen. Alcohol.

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by N1120A
Fri Apr 02, 2021 9:28 pm
Forum: Technical/Operations
Topic: Ethiopian/Turkish 777 business class seat manufacturer?
Replies: 1
Views: 855

Re: Ethiopian/Turkish 777 business class seat manufacturer?

Pretty sure those are by Zodiac

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by N1120A
Sun Mar 28, 2021 8:56 pm
Forum: Technical/Operations
Topic: AmeriFlight Fleet PNW
Replies: 11
Views: 1453

Re: AmeriFlight Fleet PNW

Bemidji owns the STC for the Excalibur conversion on the Queen Air and likely can do all that 720 work in house.

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by N1120A
Tue Mar 23, 2021 9:24 pm
Forum: Technical/Operations
Topic: Grass landing strips
Replies: 21
Views: 2327

Re: Grass landing strips

Taildragger pilots often prefer grass to asphalt, as it is more forgiving and less likely to lead to a ground loop if you are too fast. Some tricycle gear aircraft handle grass better than others, usually because of ground clearance.

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by N1120A
Tue Mar 23, 2021 1:01 am
Forum: Technical/Operations
Topic: AmeriFlight Fleet PNW
Replies: 11
Views: 1453

Re: AmeriFlight Fleet PNW

Ameriflight have a bunch of Metros, Brasilias and 1900s too. I know they've been upgrading the avionics on their fleets as time goes on, so those relatively inexpensive to acquire and operate aircraft make sense.

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by N1120A
Sun Mar 21, 2021 5:42 am
Forum: Travel, Polls & Preferences
Topic: why no metric system in aviation?
Replies: 58
Views: 4192

Re: why no metric system in aviation?

In the US a pint is 16oz rather than 20oz in the Imperial system. That’s why their gallons are smaller, there are 8 pints in a gallon in both the US and Imperial systems. Imperial pints are actually 19.2 oz. Indirectly you just taught me something I never knew, US and Imperial fluid ounces are diff...

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by N1120A
Fri Mar 19, 2021 2:52 am
Forum: Travel, Polls & Preferences
Topic: why no metric system in aviation?
Replies: 58
Views: 4192

Re: why no metric system in aviation?

Pint of beer in the US may be less than 500ml but in the UK its 568ml...it's also often not served cold... Fred How in the heck is a pint less than 568ml?That is extremely wrong. Also noting that "warm" beer is still around 10degC (I'm not converting) and quite flavoursome and drinkable. ...

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by N1120A
Thu Mar 18, 2021 5:47 pm
Forum: Technical/Operations
Topic: Airbus planes seeming to switch off engines on hold pattern
Replies: 16
Views: 3869

Re: Airbus planes seeming to switch off engines on hold pattern

Throttles = Piston
Power = Turboprop
Thrust = Jet.

In reality, it really doesn't matter. Throttle is a genericized term meaning that which modulates power produced by an engine. Going on about it is pedantic.

No one turned off an engine on your flight, unless one broke.

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by N1120A
Sat Mar 13, 2021 8:22 pm
Forum: Technical/Operations
Topic: Why does JFK's 31L have such a huge displacement?
Replies: 18
Views: 8608

Re: Why does JFK's 31L have such a huge displacement?

The pavement strength on the main bit of runway would I guess need to be stronger to withstand the hit of a landing aircraft so I am guessing it is a cost saving issue, given that most aircraft can be landed and stopped inside half the distance of the runway’s 14,500ft. No, they aren't going to use...

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by N1120A
Mon Mar 08, 2021 7:51 pm
Forum: Technical/Operations
Topic: Why does JFK's 31L have such a huge displacement?
Replies: 18
Views: 8608

Re: Why does JFK's 31L have such a huge displacement?

Displaced thresholds have nothing to do with takeoff distance. Some displaced thresholds don't even have intersecting taxiways at the threshold. They are determined by factors such as obstacles (including crossing runways), noise, nav aids and, more rarely, to artificially limit the aircraft that ca...

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by N1120A
Sun Mar 07, 2021 6:17 pm
Forum: Technical/Operations
Topic: TWO ILS FIXES for LAX are renamed for Kobe and Gianna Bryant
Replies: 15
Views: 2536

Re: TWO ILS FIXES for LAX are renamed for Kobe and Gianna Bryant

So now pilots get a reminder of a CFIT accident every time they land at LAX. That wasn't a CFIT. It was missing the C part. They were in a death spiral. Also, I think it is a good thing to be reminded of what can happen if you don't remain on your game - even on a straight in ILS/RNAV that starts d...

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by N1120A
Wed Mar 03, 2021 10:33 pm
Forum: Technical/Operations
Topic: RNAV (RNP) Approaches In The U.S.
Replies: 31
Views: 2506

Re: RNAV (RNP) Approaches In The U.S.

Given the advances in GA avionics, you'd think some of these RNP AR approaches would be made available to everyone.

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by N1120A
Fri Feb 26, 2021 4:31 am
Forum: Technical/Operations
Topic: Shortest runway airports with regular A380 service
Replies: 27
Views: 5637

Re: Shortest runway airports with regular A380 service

I'm pretty sure A380s have departed 24R at LAX . . . N1120A, why do you think this? The standard configuration for the north complex at LAX is Runway 24R for arrivals and Runway 24L for departures. The standard for the south complex is Runway 25L for arrivals and Runway 25R for departures. I operat...

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by N1120A
Wed Feb 24, 2021 6:42 pm
Forum: Technical/Operations
Topic: Do ground vehicles in airports run on jet fuel or regular diesel?
Replies: 31
Views: 3766

Re: Do ground vehicles in airports run on jet fuel or regular diesel?

There’s been a few, but not much success. LOL, really? Tell that to Diamond, who have had such success with diesel that they stopped building 100LL DA40s. The DA40, DA42, DA62 and upcoming DA50 all use diesel engines and operate quite nicely on Jet-A. A fine aircraft, but early DA-42s have had issu...

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by N1120A
Wed Feb 24, 2021 6:41 pm
Forum: Technical/Operations
Topic: Shortest runway airports with regular A380 service
Replies: 27
Views: 5637

Re: Shortest runway airports with regular A380 service

GLA has had A380 service off 8,743/2,665. I'm guessing that LGW has gotten service with the A380 when using 08L/26R at 8,415/2,565. I'm pretty sure A380s have departed 24R at LAX, which is under 9000'.

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by N1120A
Wed Feb 24, 2021 5:03 am
Forum: Technical/Operations
Topic: Shortest runway airports with regular A380 service
Replies: 27
Views: 5637

Re: Shortest runway airports with regular A380 service

1) The A380's takeoff performance has never been a particular issue. It has plenty of power and wing. 2) Have you taken a look at BOS? It is literally in Boston Harbor, so definitely sea level. Even when Boston feels miserable in the summer, thanks to humidity, it isn't particularly hot there. For a...

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by N1120A
Wed Feb 24, 2021 4:59 am
Forum: Technical/Operations
Topic: Do ground vehicles in airports run on jet fuel or regular diesel?
Replies: 31
Views: 3766

Re: Do ground vehicles in airports run on jet fuel or regular diesel?

GalaxyFlyer wrote:
There’s been a few, but not much success.


LOL, really? Tell that to Diamond, who have had such success with diesel that they stopped building 100LL DA40s. The DA40, DA42, DA62 and upcoming DA50 all use diesel engines and operate quite nicely on Jet-A.

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by N1120A
Tue Feb 23, 2021 6:03 pm
Forum: Technical/Operations
Topic: Why No Low Airways Over Northern Ohio & Parts of PA and NY
Replies: 12
Views: 3137

Re: Why No Low Airways Over Northern Ohio & Parts of PA and NY

What is the plan for control outage? Yes, radar or ADS-B is well proven but there must be some plan for failure. What do you mean control outage? Perhaps, surveillance outage—lose radar or ADS-B. I once flying in NYC, way back, and the radar went down, suddenly on a IFR night, NY TRACON instantly c...

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by N1120A
Tue Feb 23, 2021 6:00 pm
Forum: Technical/Operations
Topic: When did GPS become mainstream in commercial aviation?
Replies: 40
Views: 2685

Re: When did GPS become mainstream in commercial aviation?

A backup isn't necessary legal. The whole point is to backup if you had a catastrophic failure. There is a redundant system and a pure backup. There is nothing illegal about having backup safety equipment. There is a whole category of such equipment with the acronym NORSEE, for just that purpose. T...

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by N1120A
Sat Feb 20, 2021 10:51 pm
Forum: Technical/Operations
Topic: When did GPS become mainstream in commercial aviation?
Replies: 40
Views: 2685

Re: When did GPS become mainstream in commercial aviation?

That isn’t backup navigation under a IFR flight plan with a portable gps which Zeke point was a rebuttal to earlier post suggesting that it was legal. A backup is not the same thing as what is legal for primary navigation. You can back up an ILS with a GPS, IFR or VFR, but you must fly the ILS usin...

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by N1120A
Sat Feb 20, 2021 8:21 am
Forum: Technical/Operations
Topic: When did GPS become mainstream in commercial aviation?
Replies: 40
Views: 2685

Re: When did GPS become mainstream in commercial aviation?

It is illegal to use a VFR or portable GPS for IFR flight, or as a backup for IFR flight. All they can be used for is an aid to situational awareness. I have seen 727s and 747 classics flying direct to waypoints using nothing more than a Garmin 100 on the glare shield. It is more than just the GPS ...

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by N1120A
Sat Feb 20, 2021 8:18 am
Forum: Technical/Operations
Topic: Kai Tak IGS 13 in 2021
Replies: 11
Views: 3330

Re: Kai Tak IGS 13 in 2021

GLS approaches are not required to be straight in to the runway like an ILS. The GLS could be straight in towards the checkerboard like before then turn towards the runway threshold with the autopilot engaged to auto land on the runway. The manual maneuvering that the pilot had to do before would n...

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by N1120A
Sat Feb 20, 2021 8:13 am
Forum: Technical/Operations
Topic: Why No Low Airways Over Northern Ohio & Parts of PA and NY
Replies: 12
Views: 3137

Re: Why No Low Airways Over Northern Ohio & Parts of PA and NY

GalaxyFlyer wrote:
What is the plan for control outage? Yes, radar or ADS-B is well proven but there must be some plan for failure.


What do you mean control outage?

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by N1120A
Wed Feb 17, 2021 12:29 am
Forum: Technical/Operations
Topic: When did GPS become mainstream in commercial aviation?
Replies: 40
Views: 2685

Re: When did GPS become mainstream in commercial aviation?

Widespread civilian GPS use came into play in the mid-90s. The majority of the civilian fleet is now using at least VFR GPS, including light GA. The vast majority of IFR flights are now using GPS - including light GA. The mainstream use of GPS in the civil sector came in the 1990s. There were many a...

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by N1120A
Fri Feb 12, 2021 10:18 pm
Forum: Technical/Operations
Topic: Who flies aircraft to storage areas?
Replies: 11
Views: 2907

Re: Who flies aircraft to storage areas?

This may be a 'Captain Obvious' question, but do the flight crew members simply get a ride to the nearest airport that has commercial service and just hitch a ride to their base or whatever hub/focus city, etc were they can get back on a normal flight schedule? Unless it is an outlier situation whe...

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by N1120A
Thu Feb 11, 2021 9:34 pm
Forum: Technical/Operations
Topic: The Magic of "CAT IIIB"
Replies: 281
Views: 16330

Re: The Magic of "CAT IIIB"

Thanks for the clarification, I live outside of Dulles/IAD and most of the large airports around here are pretty modernized. CAT III is hardly a "modern" concept. Exactly 2 large airports around you have CAT III approaches. IAD and BWI. Unless you also include RIC in that. DCA doesn't.

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by N1120A
Thu Feb 11, 2021 8:38 pm
Forum: Technical/Operations
Topic: The prevalence of MALSR approach lights in the US
Replies: 4
Views: 1219

Re: The prevalence of MALSR approach lights in the US

Cost and space. There is simply no need to upgrade lighting and pay the significantly increased electricity and maintenance costs on CAT I runways.

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by N1120A
Mon Feb 08, 2021 7:42 am
Forum: Technical/Operations
Topic: Kai Tak IGS 13 in 2021
Replies: 11
Views: 3330

Re: Kai Tak IGS 13 in 2021

My guess is that it wouldn't be replaced, at least until they could do something like a GGS (a GLS to the checkerboard, like they did with the IGS), because WAAS/SBAS/LPV is not really a thing for most commercial airliners and LNAV/VNAV minima tend to be fairly high. I could totally see them doing s...

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by N1120A
Sun Feb 07, 2021 12:21 am
Forum: Technical/Operations
Topic: Why No Low Airways Over Northern Ohio & Parts of PA and NY
Replies: 12
Views: 3137

Re: Why No Low Airways Over Northern Ohio & Parts of PA and NY

The MON program has significantly decreased the Victor airways in the Eastern US, especially the flatter areas that are less busy and where the MVA/MIA (which are generally not published) allow rather low IFR direct and RNAV routings.

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by N1120A
Wed Feb 03, 2021 6:48 pm
Forum: Technical/Operations
Topic: How does F9 staff ground personnel at small airports?
Replies: 10
Views: 2000

Re: How does F9 staff ground personnel at small airports?

My guess is that they'll end up using an FBO to handle them, which happens a fair bit at very small stations.

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by N1120A
Tue Feb 02, 2021 7:05 pm
Forum: Technical/Operations
Topic: Why did HUDs come to airliners so late?
Replies: 46
Views: 7045

Re: Why did HUDs come to airliners so late?

Why pay extra to install a HUD so the pilots can handfly almost as precisely as the autopilot does for free? A good hand flown approach will be more precise than an autopilot approach. A good hand flown landing will always be better than an autoland. There's a reason HUD flown approaches have becom...

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by N1120A
Tue Feb 02, 2021 6:58 pm
Forum: Technical/Operations
Topic: Why did Airbus switch to winglets so late in the A320
Replies: 53
Views: 7219

Re: Why did Airbus switch to winglets so late in the A320

Is that why the 737-800 handily outsold the A320, despite the A320 having had a decade head start? I think that all depends on how people try and look at things, to the end of 2020 there has been 9693 A320 series delivered since EIS in 1988, over the same timeframe there has been 8476 737 series de...

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by N1120A
Mon Feb 01, 2021 9:46 pm
Forum: Technical/Operations
Topic: Why did Airbus switch to winglets so late in the A320
Replies: 53
Views: 7219

Re: Why did Airbus switch to winglets so late in the A320

zeke wrote:
Trimeresurus wrote:
Still, we are talking about a period of a decade or longer when the default 737 had winglets and the A320 didn't.


Obviously the A320 wing didn’t need it to remain competitive for so long.


Is that why the 737-800 handily outsold the A320, despite the A320 having had a decade head start?

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by N1120A
Sat Jan 30, 2021 10:11 pm
Forum: Technical/Operations
Topic: Why was N106US the a320 involved in the hudson river ditching never repaired?
Replies: 30
Views: 4800

Re: Why was N106US the a320 involved in the hudson river ditching never repaired?

Ultimately, a combination of the FAA and insurance is making the decision on this. There was no way the insurance wasn't going to total that airplane.

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by N1120A
Thu Jan 28, 2021 8:40 pm
Forum: Technical/Operations
Topic: ATC Coms Question
Replies: 11
Views: 2404

Re: ATC Coms Question

With 3/3/3 you’d think they’d offer up a longer runway. 9L was the only one available for landings at the time (takeoffs were from 9R). The pilot specifically requested 10L or 10C, which were both closed. He held for 45 minutes until 10L was opened, at which time he landed. Multiple planes (biggest...

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by N1120A
Tue Jan 26, 2021 7:39 pm
Forum: Technical/Operations
Topic: ATC Coms Question
Replies: 11
Views: 2404

Re: ATC Coms Question

9L has an LDA of 7500'. I can see 3-3-3 contaminated being an issue for a large transport aircraft.

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by N1120A
Tue Jan 26, 2021 6:06 pm
Forum: Technical/Operations
Topic: A220-100 is the new 757-200
Replies: 47
Views: 4998

Re: A220-100 is the new 757-200

It is pretty powerful indeed, mostly due to the fact that the same engines are being used on the bigger A220-300. If it has to be powerful enough for the big one, it's therefor overpowered for the smaller one. They were able to develop a 757-300 because the engines for the 757-200 were powerful eno...

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by N1120A
Tue Jan 26, 2021 12:35 am
Forum: Technical/Operations
Topic: Why was N106US the a320 involved in the hudson river ditching never repaired?
Replies: 30
Views: 4800

Re: Why was N106US the a320 involved in the hudson river ditching never repaired?

AFAIK a damaged aircraft (temporarily) belongs to the insurance. Then the insurance decides whether it's worth to repair the aircraft, or not. Qantas repaired the 747 which overran BKK at its own expense, insurers wanted to write off, Qantas wanted to preserve its "never had a jet hull loss&qu...

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by N1120A
Fri Jan 22, 2021 4:41 am
Forum: Civil Aviation
Topic: Why no second commercial airport for Atlanta?
Replies: 186
Views: 22044

Re: Why no second commercial airport for Atlanta?

While it has a decent amount of O&D, ATL is primarily focused on being a transfer hub. As such, there is less need for a second O&D airport as the security and like aren't overtaxed and the airport is pretty well located.

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by N1120A
Fri Jan 22, 2021 1:36 am
Forum: Technical/Operations
Topic: Why was N106US the a320 involved in the hudson river ditching never repaired?
Replies: 30
Views: 4800

Re: Why was N106US the a320 involved in the hudson river ditching never repaired?

Charleytuna wrote:
Would saltwater immersion be a death sentence for most aircraft ? Aluminum, electrical, hydraulics .


The Hudson was likely still mostly freshwater at that point during that time of the year.

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by N1120A
Thu Jan 21, 2021 5:03 am
Forum: Technical/Operations
Topic: Why was N106US the a320 involved in the hudson river ditching never repaired?
Replies: 30
Views: 4800

Re: Why was N106US the a320 involved in the hudson river ditching never repaired?

The rest of the aircraft hit exceptionally hard, causing the pressure vessel to be breached. That airplane was way too expensive to fix.

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by N1120A
Mon Jan 18, 2021 8:30 am
Forum: Technical/Operations
Topic: How often do airliners perform visual approaches in good weather?
Replies: 11
Views: 1845

Re: How often do airliners perform visual approaches in good weather?

It seems like in the US, vectoring is much more common, both for instrument and visual approaches, while in Europe most approaches are designed to flown via an entry (usually the end of the STAR). But vectoring is still happening from time to time, especially to shorten in the approach (in the area...

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by N1120A
Mon Jan 18, 2021 8:25 am
Forum: Technical/Operations
Topic: “Line up and wait”
Replies: 38
Views: 3880

Re: “Line up and wait”

In the US, you'll get a LUAW once the landing aircraft has crossed the threshold or the point at which you're holding, but not necessarily after it touching down. That’s reasonable, but the FAA procedure of issuing the landing clearance to two planes both on final sounds fishy to me, too, as it doe...

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by N1120A
Sun Jan 17, 2021 12:12 am
Forum: Technical/Operations
Topic: “Line up and wait”
Replies: 38
Views: 3880

Re: “Line up and wait”

In the US, you'll get a LUAW once the landing aircraft has crossed the threshold or the point at which you're holding, but not necessarily after it touching down.

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by N1120A
Sun Jan 17, 2021 12:04 am
Forum: Technical/Operations
Topic: How often do airliners perform visual approaches in good weather?
Replies: 11
Views: 1845

Re: How often do airliners perform visual approaches in good weather?

In the US, visual approaches are the norm and fully instrument approaches are primarily used only 1) when needed for weather, 2) when needed for airspace or 3) when insisted on. Of course, basically every airline, quite a few 135 operators and a growing number of 91 GA pilots now load back up approa...

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by N1120A
Sat Jan 16, 2021 5:31 am
Forum: Technical/Operations
Topic: “Line up and wait”
Replies: 38
Views: 3880

Re: “Line up and wait”

Based on the airport, if you are familiar, you can also estimate when you'll be getting a clearance. Many airports that use LUAW have a fairly reasonable distance between the hold point and the point on the runway where you'll be lining up, so there's a good chance you'll get LUAW and then get takeo...

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by N1120A
Thu Jan 14, 2021 1:21 am
Forum: Aviation Hobby
Topic: A319/A320 Ops from an 1803m Runway?
Replies: 17
Views: 5816

Re: A319/A320 Ops from an 1803m Runway?

AA flies weight restricted A321s on LIH-LAX, so there's that.

United did SNA-IAD with an A319 at one point

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by N1120A
Tue Jan 12, 2021 9:34 pm
Forum: Technical/Operations
Topic: VFR with Airliners
Replies: 62
Views: 4852

Re: VFR with Airliners

From the very first flight I trained in Bravo airpsace. I believe it to have been invaluable. I had much better ATC skills than most of my peers. Lots of YouTube videos showing close calls at uncontrolled fields with idiots with transponders turned off. That should be illegal too. Then you’ll need ...

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by N1120A
Tue Jan 12, 2021 9:09 am
Forum: Civil Aviation
Topic: NAV CANADA announces workforce reductions
Replies: 64
Views: 8515

Re: NAV CANADA announces workforce reductions

NAV Canada has been messing around with some rather busy, important airports. First the disaster closing Buttonville tower and now they want to close Windsor as well, which will likely cost them their commercial flights (more important than ever given the ridiculous partial land border closure). Thi...

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by N1120A
Tue Jan 12, 2021 9:06 am
Forum: Technical/Operations
Topic: How to get an Nav Aid Name Changed
Replies: 9
Views: 2037

Re: How to get an Nav Aid Name Changed

Loosely related but it’s been done. One of my good friends in college passed away in an accident and was an an intern for Delta Flight Ops, delta worked to have a fix on one of the ATL arrivals named for her. Procedures are easier to get named for people/things. Renaming something like a VOR would ...

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