on 15/03/02 16:38, Dianne and Bryan at bremner@... wrote: > Craig said: > >>> I do a lot of work with rebar. What kind of steel are you involved with? >> >> Staz, to the rest of us, rebar is NOT defined as going to the bar more than >> once a day! :-) >> >>> Ah, structural. if you ever need the theory behind a good optimum shearing >>> program let me know. >> >> As for shearing... It is a structural analysis of an object. Pressure is >> put on a test piece to find it's failure point. All components used in >> structural support has to be tested to insure suitability for each >> construction application. >> > > Ok, this should go to the X-FB list but since Staz started it! > > I am building a retirement home - for me and my wife, not a business. > Anyway, our construction technique is a monolithic dome - we are building a > partial torus dome. Since a monolithic dome is not standard stick > construction we needed a complete engineering analysis. Also since we are > building the first torus monolithic dome no engineer had ever done this > analysis. The first three engineers we went to - including a retired > Engineering Professor - said, Uh, well, we can probably, lets see now, > well, how about a complete finite element analysis? We can probably get a > good start on this for about $10,000 and it shouldn't take more than about > 6 months. > > As you can probably guess, this was not an option that I particularly > liked. The fourth engineer came up with some "simplifying" assumptions > which only cost about $3,500 for the engineer and about $5,000 for > additional cement and rebar. And he got it done in about 3 weeks instead > of 6 months. Better solution but have you ever hand bent 5/8" rebar on 6" > centers for the majority of a house, not my idea of a fun workout. > > Anyway, after we get the house done I might want to try my hand at a finite > element analysis of a cement torus with rebar. This will be a while, still > need to shoot the cement and do all the inside work, walls, floors, simple > stuff. Any suggestions, including the most obvious which probably is "You > are out of your mind!" welcome. No, I am not an engineer, not a bad > scientific programmer but most of that was statistical analysis. I hope to > have a web site up with photos of the construction soon. My current ISP > doesn't have web access so it is a bit of a pain. > > OK, I'll shut up, suggestions either X-FB or direct to me. Thanks Bye > > Bryan > > > > Dianne and Bryan Bremner > Home address: mailto:bremner@... > Web page: http://www.imbris.net/~bremner > > > > -- > To unsubscribe, send ANY message to <futurebasic-unsubscribe@...> > > Why would anyone pick Concrete (Which should be kept underground where it belongs) when simply recyclable steel is available? I have a geodesic dome I built in the 70's. The analysis and construction was fairly simple, all I can say is "Think Steel" Peter (the third one)