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Total 20 documents matching your query.

1. [TowerTalk] Crank-up base (score: 1): Author: Mike Reublin NF4L <nf4l@comcast.net>; Date: Wed, 30 Apr 2014 20:20:41 -0400; I'm negotiating to get the base for my HG70-HD dug and poured. I have a high water table, soil tends toward sandy, and an engineer said he would be happier if the hole were 10' deep rather than the 7; /archives//html/Towertalk/2014-04/msg00659.html (7,484 bytes)
2. Re: [TowerTalk] Crank-up base (score: 1): Author: Bob Farkaly <bob@farkaly.com>; Date: Wed, 30 Apr 2014 20:49:15 -0400; I had a ground water issue when I had my HG70HD installed in the sandy soil in Poway near San Diego. The installer had to line the opening with plywood sheets. He was careful about bracing the sheets; /archives//html/Towertalk/2014-04/msg00660.html (8,128 bytes)
3. Re: [TowerTalk] Crank-up base (score: 1): Author: "Steve Jones" <n6sj@earthlink.net>; Date: Wed, 30 Apr 2014 21:25:21 -0700; Mike The contractors will usually recommend whatever is easiest for them to deal with. Did you ask your engineer about the sandy soil? 73, Steve N6SJ --Original Message-- From: TowerTalk [mailto:towe; /archives//html/Towertalk/2014-05/msg00000.html (7,978 bytes)
4. Re: [TowerTalk] Crank-up base (score: 1): Author: Grant Saviers <grants2@pacbell.net>; Date: Wed, 30 Apr 2014 21:32:19 -0700; Your engineer can design a spread base that handles the load. More concrete, wider, but about 3' deep as a guess. It is an alternative I considered for elevated guy anchors. Grant KZ1W The concrete g; /archives//html/Towertalk/2014-05/msg00001.html (7,903 bytes)
5. Re: [TowerTalk] Crank-up base (score: 1): Author: Mike Reublin NF4L <nf4l@comcast.net>; Date: Thu, 1 May 2014 07:29:10 -0400; Thanks, Bob - Did you go deeper than the 7 1/2 feet the book calls for? What was your backfill? Mike _______________________________________________ _______________________________________________ To; /archives//html/Towertalk/2014-05/msg00002.html (9,241 bytes)
6. Re: [TowerTalk] Crank-up base (score: 1): Author: Mike Reublin NF4L <nf4l@comcast.net>; Date: Thu, 1 May 2014 07:33:45 -0400; Thanks, Steve Righto about the contractors, and that's OK if it's also good practice. I don't have the knowledge for that..... Yeah, the engineer considered the soil and water table. He didn't do a f; /archives//html/Towertalk/2014-05/msg00003.html (9,632 bytes)
7. Re: [TowerTalk] Crank-up base (score: 1): Author: Mike Reublin NF4L <nf4l@comcast.net>; Date: Thu, 1 May 2014 07:36:26 -0400; Grant - He said depth was more important than width, citing "pier effect and overturning moment of a lever". Who knew? Mike _______________________________________________ ___________________________; /archives//html/Towertalk/2014-05/msg00004.html (9,049 bytes)
8. Re: [TowerTalk] Crank-up base (score: 1): Author: "Bob Farkaly" <bob@farkaly.com>; Date: Thu, 1 May 2014 10:05:09 -0400; Mike, I think we went down to about 8 feet to accommodate the framing at the surface. The hole was dug very cleanly (the backhoe operator played the machine like a Stradivarius) so there was virtuall; /archives//html/Towertalk/2014-05/msg00005.html (10,129 bytes)
9. Re: [TowerTalk] Crank-up base (score: 1): Author: K7LXC--- via TowerTalk <towertalk@contesting.com>; Date: Thu, 1 May 2014 11:31:28 -0400 (EDT); high water table, soil tends toward sandy, and an engineer said he would be happier if the hole were 10' deep rather than the 7.5' called for in the manual. prevent collapse. One guy who does a lot; /archives//html/Towertalk/2014-05/msg00007.html (8,839 bytes)
10. Re: [TowerTalk] Crank-up base (score: 1): Author: Mike Reublin NF4L <nf4l@comcast.net>; Date: Thu, 1 May 2014 12:13:54 -0400; Thanks Steve - The engineer didn't want to do a formal analysis, and there is no permit involved. Undisturbed soil is what I'd heard, but the HyGain book doesn't mention it. I have no idea how old it; /archives//html/Towertalk/2014-05/msg00008.html (9,799 bytes)
11. Re: [TowerTalk] Crank-up base (score: 1): Author: Kimberly Elmore <cw_de_n5op@sbcglobal.net>; Date: Thu, 1 May 2014 13:03:48 -0700 (PDT); I did exactly this with a base for my Rohn HDBX48 tower. The plywood will slowly decompose and as it does, soil will filter in to take its place. For all practical purposes, it all remains "undisturb; /archives//html/Towertalk/2014-05/msg00010.html (9,745 bytes)
12. Re: [TowerTalk] Crank-up base (score: 1): Author: Mickey Baker <fishflorida@gmail.com>; Date: Thu, 1 May 2014 17:36:51 -0400; Hi, Mike, Depending on where you are geologically, "undisturbed" soil may be difficult to achieve. I was lucky in that my house is on a US Corps of Engineers built muck island, retained on all sides; /archives//html/Towertalk/2014-05/msg00011.html (8,937 bytes)
13. Re: [TowerTalk] Crank-up base (score: 1): Author: Bryan Swadener via TowerTalk <towertalk@contesting.com>; Date: Thu, 1 May 2014 16:33:36 -0700 (PDT); Hi Mike, I had a water table issue as well. I solved it with a sump pump. I backfilled the hole a bit with some round rock and created a small "dimple" in the bottom of the hole for the pump to set i; /archives//html/Towertalk/2014-05/msg00012.html (9,673 bytes)
14. Re: [TowerTalk] Crank-up base (score: 1): Author: Brian Amos <bamos1@gmail.com>; Date: Thu, 1 May 2014 21:57:48 -0600; Mike, I deal with similar situations during my day job, I am a soil engineer. The great thing about soil engineering is every site is different, and every loading situation is different. What really; /archives//html/Towertalk/2014-05/msg00013.html (12,858 bytes)
15. Re: [TowerTalk] Crank-up base (score: 1): Author: "Roger (K8RI) on TT" <K8RI-on-TowerTalk@tm.net>; Date: Fri, 02 May 2014 00:33:35 -0400; On 4/30/2014 8:49 PM, Bob Farkaly wrote: I had a ground water issue when I had my HG70HD installed in the sandy soil in Poway near San Diego. The installer had to line the opening with plywood sheets; /archives//html/Towertalk/2014-05/msg00016.html (9,300 bytes)
16. Re: [TowerTalk] Crank-up base (score: 1): Author: "Roger (K8RI) on TT" <K8RI-on-TowerTalk@tm.net>; Date: Fri, 02 May 2014 00:37:07 -0400; On 5/1/2014 4:03 PM, Kimberly Elmore wrote: I did exactly this with a base for my Rohn HDBX48 tower. The plywood will slowly decompose and as it does, soil will filter in to take its place. For all p; /archives//html/Towertalk/2014-05/msg00017.html (9,396 bytes)
17. Re: [TowerTalk] Crank-up base (score: 1): Author: K7LXC--- via TowerTalk <towertalk@contesting.com>; Date: Fri, 2 May 2014 12:38:51 -0400 (EDT); permit involved. Undisturbed soil is what I'd heard, but the HyGain book doesn't mention it. I have no idea how old it is. Since way back then (70's? 80's?), the TIA-222 has been written and revised; /archives//html/Towertalk/2014-05/msg00020.html (9,514 bytes)
18. Re: [TowerTalk] Crank-up base (score: 1): Author: Brian Amos <bamos1@gmail.com>; Date: Fri, 2 May 2014 21:22:49 -0600; TIA-222 has very little to say about the tower foundations except to say that a geotechnical report is required and frost depth is required. It is a standard used to calculate the loading conditions; /archives//html/Towertalk/2014-05/msg00031.html (10,408 bytes)
19. Re: [TowerTalk] Crank-up base (score: 1): Author: Patrick Greenlee <patrick_g@windstream.net>; Date: Sat, 03 May 2014 09:40:37 -0500; Fiber cement board would not decompose into a lubricant. Need more strength? Use cement backer board. It will last indefinitely in any soil wet or dry. Patrick NJ5G On 5/1/2014 11:37 PM, Roger (K8RI); /archives//html/Towertalk/2014-05/msg00048.html (10,960 bytes)
20. Re: [TowerTalk] Crank-up base (score: 1): Author: "Roger (K8RI) on TT" <K8RI-on-TowerTalk@tm.net>; Date: Sun, 04 May 2014 00:04:54 -0400; The contractor said, use plywood. Not knowing of fiber cement board, I used plywood. Most could be pulled, but not all. The one in the really unstable soil has been log gone after 13-14 years. At 17,; /archives//html/Towertalk/2014-05/msg00060.html (10,191 bytes)

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