Those clamps look nice, cleaner than a saddle clamp.
Erich Kaiser North Central Tower [email protected] Office: 630-621-4804 Cell: 630-777-9291 On Mon, Mar 23, 2015 at 10:30 PM, George Skorup (Cyber Broadcasting) < [email protected]> wrote: > Paul, > > Here's the example I was looking for. Check out these two pictures. > > > http://www.r56audits.com/wp-content/themes/r56-child/images/tower-large-img6.jpg > > http://www.r56audits.com/wp-content/themes/r56-child/images/tower-large-img7.jpg > > One of the reasons you want this is to limit how much anchor material loss > you get. It may take years or even decades for the anchor rod to completely > corrode, but that means the tower falls over. I've seen this happen at two > towers over the years. And neither of them were grounded properly like this. > > On 3/23/2015 8:46 PM, Paul McCall wrote: > > Well phooey.. a lot of this contradicts what my well-pay grounding > expert, and well-recommended from to big EOCs in my area has to say about > it. At least the part of welding to the tower. > > > > I AM glad I asked and could see certainly see how a guy wire under tension > could “break / cut” while cad-welding. > > > > So, in a typical guyed scenario (let’s say 4 levels of guys for example), > I have turnbuckles attached to the guy “Flange/gusset – whatever you want > to call it & deadends connecting the guy wires to the turnbuckles, the > turnbuckles going through a hole in the gussets would not seem to be a good > connection, so attaching the ground wire just to the gusset I think would > be “weak” grounding. > > > > If the guy wires were to continue past the deadend, pass the turnbuckles, > then it could connect to the plate, but how, if the cadwelding will burn > through the guy wire. > > > > Paul > > > > *From:* Af [mailto:[email protected] <[email protected]>] *On > Behalf Of *George Skorup (Cyber Broadcasting) > *Sent:* Monday, March 23, 2015 8:42 PM > *To:* > *Subject:* Re: [AFMUG] Cad welding expert advice needed :) > > > > Nope, not close enough to get hit. Just wind vibration as far as I can > tell. Always broken near the wire clamps. If the ground wire was stranded > and could flex, then it probably wouldn't break. At least that's my theory. > Can't hurt to try. > > On 3/23/2015 7:25 PM, Erich Kaiser wrote: > > Why are they breaking? Is the farmer hitting them? > > > Erich Kaiser > > North Central Tower > > [email protected] > > Office: 630-621-4804 > > Cell: 630-777-9291 > > > > On Mon, Mar 23, 2015 at 7:06 PM, George Skorup (Cyber Broadcasting) < > [email protected]> wrote: > > I have a problem site that we lose gear at every year (360' FM site). All > of your guy wires are supposed to be bonded at the guy points (and the > actual wires, not the pre-forms). And they're all broken every year. I've > requested year after year that they do NOT use solid copper wire to tie all > of the guys together. Instead, use like #6 or #4 stranded. But no, it > doesn't happen. > > BTW, cadwelding is supposed to be done with nickel plated copper wire. And > no, I would not attempt to cadweld to a Rohn 25 or 45 leg. The tubular legs > are too thin and you'll burn through them. If you're using a base plate, > that's probably OK. > > On 3/23/2015 4:01 PM, Ken Hohhof wrote: > > I was not aware you could cadweld to guy wires. > > > > *From:* Paul McCall <[email protected]> > > *Sent:* Monday, March 23, 2015 3:40 PM > > *To:* [email protected] > > *Subject:* [AFMUG] Cad welding expert advice needed :) > > > > First foray into cad welding… actually my logistics guy is digging into it. > > > > We basically need to do 3 types of welding for towers. > > > > 1) Welding copper ground cable to the guy 3/16”, ¼” and 5/16” wires > > 2) Welding copper ground cable to ground rods 5/8” > > 3) Welding copper ground cable to Rohn 25G and 45G tower piece. > > > > Looking at lots of models, pieces parts. > > > > Anybody have some practical suggestions on pieces parts, vendors etc? > > > > Thanks! > > > > Paul McCall, Pres. > > PDMNet / Florida Broadband > > 658 Old Dixie Highway > > Vero Beach, FL 32962 > > 772-564-6800 office > > 772-473-0352 cell > > www.pdmnet.com > > [email protected] > > > > > > > > > > >
