In article ,
"keith ;-\)" writes:
| concrete gravel boards are used for the fence panels,but I have never seen
| them 6 foot high before!

I have, but I have no idea how thick they were.

| The weight could be a problem on a long run,you can put loads of concrete
| around the posts but if the ground around that is soft, the weight/wind will
| gradually work the ground loose.I have seen this happen with concrete posts
| & close board fence which runs along the boundary of a allotment .The fence
| is very ,very long & it has only been in for about 1 year.You can see that
| long sections have started to lean over already.

Putting loads of concrete around shallowly embedded posts is a
cowboy's trick - it is cheap but doesn't work. The solution is
to embed them deeper.


Regards,
Nick Maclaren.