[TowerTalk] 80' tower in SF Bay area (update)

[K8RI on TowerTalk]

> One final suggestion - Make your tower base a few inches higher than the
> surrounding earth. I always make my pours 4 inches higher. This will allow
> water to run off the base during a rain instead of possibly standing on 
> the
> base. Which would eventually allow rust to begin. You can even put a 
> slight
> angle on the base top so water runs off rapidly, but if you do that then
> don't overdo the angle of the top of the base as only 1 or 2 degrees is
> necessary.

I'd suggest adding a crown of at least 2 to 4 inches on a 9 X 9' pour.The 
crown needs to be high enough that even low spots in the contouring can not 
collect water.

Roger Halstead (K8RI and ARRL 40 year Life Member)
N833R - World's oldest Debonair CD-2
www.rogerhalstead.com (Use return address from here)