Thanks Ron, Perfect timing on this advise, probably saved the project. I think I'm beginning to get this. See you in NY Fenton ----- Original Message ----- From: "Ron Nossaman" <rnossaman at cox.net> To: "Pianotech List" <pianotech at ptg.org> Sent: Saturday, April 15, 2006 9:23 PM Subject: Re: Buttressed Arch. Question for Ron N. > > > 5.5 is beginning to sound more like it. > > I agree, or even 5.0. Unless you decrease crown radii, > increase rib number, increase rib depth, or all three, you're > going to need the panel compression support. Ideally, the "all > three" would be a better choice, but the go-bar deck would > need an overhaul. > > Ron N > > >
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