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1. [TowerTalk] QUESTION RE FIGURING ADDITIONAL WINDLOAD DUE TO MAST (score: 1): Author: "K6XN" <k6xn@comcast.net>; Date: Sat, 25 Mar 2006 16:15:00 -0800; Team When using the allowable antenna area charts for Rohn 25G towers, after we calculate the wind area for the antennas to go on the tower how does one allow for the additional surface area of the m; /archives//html/Towertalk/2006-03/msg00527.html (8,102 bytes)
2. Re: [TowerTalk] QUESTION RE FIGURING ADDITIONAL WINDLOAD DUE TO MAST (score: 1): Author: ersmar@comcast.net; Date: Sun, 26 Mar 2006 01:42:36 +0000; Ted: Your method of calculation would give you the outer bound for the area of the mast. That is, it's the worst case number, as if your mast were actually a flat plate 2 inches wide and ten feet lon; /archives//html/Towertalk/2006-03/msg00530.html (9,706 bytes)
3. Re: [TowerTalk] QUESTION RE FIGURING ADDITIONAL WINDLOAD DUE TO MAST (score: 1): Author: Jim Lux <jimlux@earthlink.net>; Date: Sat, 25 Mar 2006 18:37:11 -0800; This is the "what's the drag coefficient of a tubular member" issue. It can all be boiled down to: 1) It varies (according to the air speed, the roughness of the pipe, and the diameter of the pipe).; /archives//html/Towertalk/2006-03/msg00531.html (10,695 bytes)

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