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Total 19 documents matching your query.

1. [TowerTalk] CONCRETE CURING (score: 1): Author: Craig Clark <jcclark@wildblue.net>; Date: Mon, 28 Aug 2006 19:30:30 -0400; Most builders will cap a foundation within a week of a pour. Lots of them will start framing at the same time. My sense is a week is good enough. 73, Craig Clark, K1QX RADIOWARE AND RADIO BOOKSTORE P; /archives//html/Towertalk/2006-08/msg01019.html (7,186 bytes)
2. Re: [TowerTalk] CONCRETE CURING (score: 1): Author: "Mike, K6BR" <noddy1211@sbcglobal.net>; Date: Mon, 28 Aug 2006 16:41:52 -0700; I would say one week is not enough, remember the compression/tension from a tower in wind is a lot more stressful than foundations. I think you are guessing, the people who poured my concrete said th; /archives//html/Towertalk/2006-08/msg01020.html (7,866 bytes)
3. Re: [TowerTalk] CONCRETE CURING (score: 1): Author: "Merlin-7 KI4ILB" <merlin-7@sc.rr.com>; Date: Mon, 28 Aug 2006 23:56:26 +0100; It is still going to be a modest tower, about 60' but after talking to everyone here and looking at the prices, wind loads and frankly climbing my 25-g hurts! there is no room for my feet! Besides by; /archives//html/Towertalk/2006-08/msg01022.html (9,128 bytes)
4. Re: [TowerTalk] CONCRETE CURING (score: 1): Author: "Larry WA9VRH" <wa9vrh@mtco.com>; Date: Mon, 28 Aug 2006 19:28:49 -0500; US Tower recommended four weeks for the base for my 55' crank-up. The tower arrived a week early at the shippers terminal. (I live in the sticks and a 40' semi trailer would be an issue getting in an; /archives//html/Towertalk/2006-08/msg01024.html (9,860 bytes)
5. Re: [TowerTalk] CONCRETE CURING (score: 1): Author: NØATH <n0ath@charter.net>; Date: Mon, 28 Aug 2006 20:05:13 -0500; At the KCPL power plant where the concrete stacks are 750 feet tall - they said the magic number for max strength was 28 days. A lot of difference between a 750 stack and a short foundation though. N; /archives//html/Towertalk/2006-08/msg01026.html (8,655 bytes)
6. Re: [TowerTalk] CONCRETE CURING (score: 1): Author: "Mike, K6BR" <noddy1211@sbcglobal.net>; Date: Mon, 28 Aug 2006 18:12:51 -0700; As Larry say's that is what US tower recommend, and we all know we should follow the manufactures recommendations. Mike At the KCPL power plant where the concrete stacks are 750 feet tall - they said; /archives//html/Towertalk/2006-08/msg01027.html (9,452 bytes)
7. Re: [TowerTalk] CONCRETE CURING (score: 1): Author: deuhs@earthlink.net; Date: Mon, 28 Aug 2006 20:22:49 -0500 (GMT-05:00); I agree with 4 weeks! What's interesting is that my Heights Tower instructions says 3 to 5 DAYS, and I think I read on the universal site a simular number....lighter tower, perhaps? Greg k0pj/9 --Ori; /archives//html/Towertalk/2006-08/msg01029.html (12,314 bytes)
8. Re: [TowerTalk] CONCRETE CURING (score: 1): Author: "W7CE" <w7ce@curtiss.net>; Date: Mon, 28 Aug 2006 18:24:47 -0700; The compressive strength of concrete is always based on 28 days of curing time. If you specify 3500 PSI concrete, it will take 28 days of curing to reach that strength. After 28 days, it will contin; /archives//html/Towertalk/2006-08/msg01030.html (9,162 bytes)
9. Re: [TowerTalk] CONCRETE CURING (score: 1): Author: "Merlin-7 KI4ILB" <merlin-7@sc.rr.com>; Date: Tue, 29 Aug 2006 01:27:26 +0100; OK, If I read all this right...using common sense. If I pour the foundation, wait say a week. I should be able to stack the tower as long as I do not fully tension the guys. this is only a 60 foot to; /archives//html/Towertalk/2006-08/msg01031.html (9,912 bytes)
10. Re: [TowerTalk] CONCRETE CURING (score: 1): Author: "Merlin-7 KI4ILB" <merlin-7@sc.rr.com>; Date: Tue, 29 Aug 2006 01:31:51 +0100; OK it looks like it will be 4 weeks, I will not be happy but I do take the advise of people that know a lot more about this subject than I do. ( thats why I ask) Thanks everyone 73s Joe PS many more; /archives//html/Towertalk/2006-08/msg01032.html (9,807 bytes)
11. Re: [TowerTalk] CONCRETE CURING (score: 1): Author: <john@kk9a.com>; Date: Mon, 28 Aug 2006 21:39:20 -0400; It's probably OK now to install your antennas and crank it up. US Tower recommended four weeks for the base for my 55' crank-up. The tower arrived a week early at the shippers terminal. (I live in th; /archives//html/Towertalk/2006-08/msg01033.html (8,598 bytes)
12. Re: [TowerTalk] CONCRETE CURING (score: 1): Author: Bill Turner <dezrat@copper.net>; Date: Mon, 28 Aug 2006 18:44:39 -0700; ORIGINAL MESSAGE: -- REPLY FOLLOWS -- 28 days is what I have always heard for a near-100% cure. I had the same quandary with my tower base and finally decided to wait the extra three weeks. That was; /archives//html/Towertalk/2006-08/msg01034.html (8,897 bytes)
13. Re: [TowerTalk] CONCRETE CURING (score: 1): Author: "AA6DX - Mark" <aa6dx@arrl.net>; Date: Mon, 28 Aug 2006 19:39:51 -0700; Howdy TTers .. BACK WHEN -- B4 age, arthritis, neuropathy, weight, eyesight, etc..... 60s. 70s, 80s ....Many many towers up .. foundation on Friday, or like that, when the concrete trucks were availa; /archives//html/Towertalk/2006-08/msg01039.html (11,042 bytes)
14. Re: [TowerTalk] CONCRETE CURING (score: 1): Author: Chris Bolton <cbolton@gtmc.net>; Date: Mon, 28 Aug 2006 21:23:23 -0500; I have built many towers ranging from 50' to 350' and the compression tests always test bad at a week and great after 3 to 4. If it was me I would wait at least 3. Chris _____________________________; /archives//html/Towertalk/2006-08/msg01040.html (9,371 bytes)
15. Re: [TowerTalk] CONCRETE CURING (score: 1): Author: <john@iguanavilla.com>; Date: Mon, 28 Aug 2006 21:39:10 -0400; It's probably OK now to install your antennas and crank it up. US Tower recommended four weeks for the base for my 55' crank-up. The tower arrived a week early at the shippers terminal. (I live in th; /archives//html/Towertalk/2006-08/msg01047.html (8,453 bytes)
16. Re: [TowerTalk] CONCRETE CURING (score: 1): Author: Pete Smith <n4zr@contesting.com>; Date: Tue, 29 Aug 2006 06:51:46 -0400; It seems to me that this discussion is missing one important distinction - guyed tower vs self-supporting. The latter puts much more strain on the base and any embedded foundation pieces, while the l; /archives//html/Towertalk/2006-08/msg01050.html (10,542 bytes)
17. Re: [TowerTalk] CONCRETE CURING (score: 1): Author: Alan NV8A <nv8a@att.net>; Date: Tue, 29 Aug 2006 08:27:52 -0400; But shouldn't the engineer's design of the foundation take that into account? Alan NV8A _______________________________________________ _______________________________________________ TowerTalk maili; /archives//html/Towertalk/2006-08/msg01053.html (9,233 bytes)
18. [TowerTalk] concrete curing (score: 1): Author: "david ashpole" <nb7v@msn.com>; Date: Tue, 29 Aug 2006 13:57:20 -0600; Hi all, concrete cures to about 50% of strength in 7 days and to about 98%of strength in 28 days. variables are type of mix, heat, cold- (I have poured concrete in 20 below 0 weather very expensive f; /archives//html/Towertalk/2006-08/msg01068.html (8,938 bytes)
19. [TowerTalk] concrete curing (score: 1): Author: "W5JMW" <w5jmw@cableone.net>; Date: Tue, 7 Jul 2009 11:17:53 -0500; When I had the base for a hdx-55.I was told wait 30 days before attaching the tower..My hole was 6x6x6,belled at bottom and abt 6 inches above ground.The pour was 6k strength concrete.Curing times ma; /archives//html/Towertalk/2009-07/msg00065.html (6,938 bytes)

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