This is a commercial tower but I have no information about it from the
manufacturer so I am looking for help with tht calculations - there
must be a computer program which can help??
I will take some exact measurements and post them if someone can point
me towards a calculation method.
I would also like opinions about the guying question: Would the
downward force of the guying have consequences which outweigh the
Thanks for the replies both on and off the list.
On Sat, 1 Sep 2001 16:39:20 -0500, you wrote:
>Hopefully it is a commerically made tower and you can find the manufacturer
>to see what it is rated at. If it is 90 foot and freestanding and is to
>hold that much antenna, it will have to be a substantial tower.
>If it is not a commercial tower the calculations would be pretty involved to
>see whether it would take the load you are proposing.
>BTW, I have enjoyed your Ham Band Album.
>----- Original Message -----
>Sent: Saturday, September 01, 2001 10:26 AM
>Subject: [TowerTalk] tower strength question
>> Hello, for the first time!
>> I have a free-standing (not guyed) 3-legged lattice tower which is 90
>> feet high. It has had a 10 ele HF log periodic at the top for 8 years,
>> wind load of the antenna is 14 sq. ft. and it weighs about 90 lbs
>> I have put a TIC-ring at 60 feet (weighs 95 lbs) and want to put
>> another identical antenna (14 sq. ft. 90 lbs) on this rotor.
>> I just wondered if anyone could help me to work out whether the tower
>> can take this load, whether I should consider guying the tower etc.
>> I have searched the internet and these archives but it is difficult to
>> know how to proceed.
>> Kindest regards from Denmark
>> List Sponsored by AN Wireless: AN Wireless handles Rohn tower systems,
>> Trylon Titan towers, coax, hardline and more. Also check out our self
>> supporting towers up to 96 feet for under $1500!!
>> FAQ on WWW: http://www.contesting.com/FAQ/towertalk
>> Submissions: email@example.com
>> Administrative requests: towertalk-REQUEST@contesting.com
>> Problems: firstname.lastname@example.org
List Sponsored by AN Wireless: AN Wireless handles Rohn tower systems,
Trylon Titan towers, coax, hardline and more. Also check out our self
supporting towers up to 96 feet for under $1500!! http://www.anwireless.com
FAQ on WWW: http://www.contesting.com/FAQ/towertalk
Administrative requests: towertalk-REQUEST@contesting.com