Hi Steve, By running the ground through the concrete itself, do you not risk the potential of the block being damaged, should your tower suffer from a direct lightning strike...? Or is this merely another "...urban legend" I've heard about tower installation, that has clung to the grey cells lo these many years...? Hi Hi
~73~ Eddy VE3CUI - VE3XZ ----- Original Message ----- From: "Stevan A. White" <[EMAIL PROTECTED]> To: "'Discussion of AM Radio'" <amradio@mailman.qth.net>; <[EMAIL PROTECTED]> Sent: Sunday, June 11, 2006 11:32 PM Subject: RE: [AMRadio] Tower Construction > DO RUN THE GROUND THROUGH THE CONCRETE! Take a look at the information on > this site first though. You may be glad you did. > > http://www.scott-inc.com/html/ufer.htm > > Best Regards, > Steve White, W5SAW > SW Commercial Electronics > > > -----Original Message----- > From: Ed Swynar [mailto:[EMAIL PROTECTED] > Sent: Saturday, June 10, 2006 2:16 PM > To: Discussion of AM Radio; [EMAIL PROTECTED] > Subject: Re: [AMRadio] Tower Construction > > > Hi Dave, > > I have a 48' tall, tapered, self-supporting "Delhi"-brand tower --- 6 > sections at 8' long each. > > The prescribed / manufacturer's recommendation is to bolt a 3' straight > formed extention at the base of each leg (total of 3), & to "suspend" these > (a temporary wooden "cradle" will do admirably, as the cement sets) in a > hole dug 4' square, & 4-1/2' deep --- the cement is to come but a few inches > below the bottom legs of the actual tower section. > > Oh yes --- the bottom 1' of the square hole is to be "belled" outward a > foot, or so. > > The documentation says this is good for heights of up to 64', or so...I've > never gone beyond 48', & have never, EVER had an ounce of trouble in the two > locations that I've had my tower up. > > BTW, the top of the tower as an old Cornell-Dubelier AR-44 rotator, & a > 3-element Hy-Gain TH3 MkIII triband yagi... > > Use "industrial"-grade coarse cement, & do NOT run any ground leads through > the block itself! > > ~73~ Eddy VE3CUI - VE3XZ > > > > ----- Original Message ----- > From: "david knepper" <[EMAIL PROTECTED]> > To: <AMradio@mailman.qth.net>; <[EMAIL PROTECTED]> > Sent: Saturday, June 10, 2006 12:44 PM > Subject: [AMRadio] Tower Construction > > > > I am thinking about buying a stick of Rohn 55G in cement with about 3 > > or 4 feet sticking out of the ground. I wonder how many sections of > > 55G I > could > > mount without guys. I do have a strong base plate for the 55G but > cementing > > a section seems to be sturdier. Any thoughts? > > > > Thanks > > > > Dave, W3ST > > Publisher of the Collins Journal > > Secretary to the Collins Radio Association > > www.collinsra.com - the CRA Website > > Now with PayPal > > CRA Nets: 3805 Khz every Monday at 8 PM EST > > and 14255 every Saturday at 12 Noon EST > > > > ______________________________________________________________ > > AMRadio mailing list > > Home: http://mailman.qth.net/mailman/listinfo/amradio > > Help: http://mailman.qth.net/mmfaq.html > > Post: mailto:AMRadio@mailman.qth.net > > AMfone Website: http://www.amfone.net > > AM List Admin: Brian Sherrod/w5ami, Paul Courson/wa3vjb > > > > > > > > ______________________________________________________________ > AMRadio mailing list > Home: http://mailman.qth.net/mailman/listinfo/amradio > Help: http://mailman.qth.net/mmfaq.html > Post: mailto:AMRadio@mailman.qth.net > AMfone Website: http://www.amfone.net > AM List Admin: Brian Sherrod/w5ami, Paul Courson/wa3vjb >
