IIRC beginning with Northwest Airlines (years ago) the airlines adopted a voluntary "noise abatement" climb procedure which was climb as rapidly as possible to three thousand feet above ground level and there after at 500 FPM. I don't know if this still exists today. Al ----- Original Message ----- From: "Gerard M Foley" <gfoley@xxxxxxxxxxxxxxx> To: <AIRLINE@xxxxxxxxxxxxxxxxx> Sent: Wednesday, August 10, 2005 10:05 PM Subject: Re: Powerful Climb > From: "Mark Greenwood" <mgreenwood@xxxxxxxxx> > > Sent: Wednesday, August 10, 2005 9:33 PM > > >> I'm sure they airlines have analysed that to death. They wouldn't be >> mandating reduced thrust take offs if there wasn't a significant savings >> on >> fuel consumption. >> > Whether or not the fuel consumption is greater, I had overlooked the wear > and tear on the engines. > > Pilots have the discretion to neglect airline rules, but they should have > good reasons if they're caught. > > I suspect the 747 picture is genuine. > > I'll try to stop talking about things I know little or nothing about! > (;^( > > Gerry > http://www.pbase.com/gfoley9999/ > http://www.wilowud.net/ > http://home.columbus.rr.com/gfoley > http://www.fortunecity.com/victorian/pollock/263/egypt/egypt.html > > The digital signature makes it really complicated to respond to a message.