2ft wide x 4ft long x 4ft deep.... There you go ! You will need 2.4cubic yards of concrete - which means - approx 220 80lb sacks of ready mix - Call in a cement truck for this... You'll be mixing for 2 months by hand :)
JohnnyO -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Brian Rohrbacher Sent: Sunday, August 21, 2005 11:58 PM To: WISPA General List Subject: Re: [WISPA] Rohn BX Tower Found it. But now I don't understand exactly how big my hole needs to be. http://www.wb0w.com/shelby/BXCBS1.htm Brian Rohrbacher wrote: > As close as I get is the info on page 9 and 10. All I want is the > dumb thing to say "dig a hole this by this for a 40 footer." I still > have no idea how big of a hole I need. > > > A. Huppenthal wrote: > >> The trouble with mixing your own cement is that there's *never* >> really enough. Do a 4 x 4 foot pad that's 5 feet deep and you've got >> lots of concrete. If a cement truck is not an option, rent a mixer. >> Don't skimp on the plug, it's really hard to add concrete later.. :-) >> >> >> Brian Rohrbacher wrote: >> >>> That one has 7 sections and mine has 5. I never found the specs for >>> base. I'll keep looking. >>> >>> Lonnie Nunweiler wrote: >>> >>>> http://bold98.org/gallery/ProjectsTower >>>> >>>> Please read this and the manual from the site. You do not have >>>> nearly enough concrete for the base. >>>> >>>> Lonnie >>>> >>>> On 8/21/05, Brian Rohrbacher <[EMAIL PROTECTED]> wrote: >>>> >>>> >>>>> I dug a hole 32 inch square by 42 inches deep yesterday for a rohn >>>>> bx tower. It is 5 sections of 8 ft. I just got 15 bags of >>>>> portland cement and will add my own gravel. I was thinking about >>>>> three 1 1/2 inch pieces of pipe stuck in the concrete to bolt the >>>>> tower legs to. I will thread and put couplers on the pipe at 22 >>>>> inches so they can't move. I've got some re-bar to chuck down in >>>>> the hole too. I've got 3 8ft ground rods and will bond with #4 >>>>> bare stranded wire. I picked up a load of grade 8 bolts, >>>>> washers, and lock washers for bolting the tower together and to >>>>> the pipe stubs. Anyone have any suggestions >>>>> for me? This is my first tower. I will pour tomorrow afternoon. >>>>> >>>>> brian >>>>> >>>>> >>>>> -- >>>>> WISPA Wireless List: [EMAIL PROTECTED] >>>>> >>>>> Subscribe/Unsubscribe: >>>>> http://lists.wispa.org/mailman/listinfo/wireless >>>>> >>>>> Archives: http://lists.wispa.org/pipermail/wireless/ >>>>> >>>>> >>>> >>>> >>>> >>>> >>>> >>>> >> -- WISPA Wireless List: [EMAIL PROTECTED] Subscribe/Unsubscribe: http://lists.wispa.org/mailman/listinfo/wireless Archives: http://lists.wispa.org/pipermail/wireless/ -- WISPA Wireless List: [EMAIL PROTECTED] Subscribe/Unsubscribe: http://lists.wispa.org/mailman/listinfo/wireless Archives: http://lists.wispa.org/pipermail/wireless/
