wind force design criteria

[Stan Griffiths]

>
>For interest - in the UK, most of the towers are crank-up / tilt-over and 
>the standard ratings are published at 85 mph. As an example, my 18m 
>(heavy-duty) tower is rated to 11.5 sq ft at 85mph unguyed - I think the 24m 
>one comes in at about 7 sq ft unguyed and around 27sq ft guyed.
>
>73,
>
>Andy Cook, G4PIQ.
>g4piq@blacksheep.org
> ----------

Now these sound like reasonable ratings.  Crankup manufacturers in the US
should follow the UK example.

Stan  w7ni@teleport.com