The wire size looks ok but i would ad another shovel of dirt,just to be sure.

Long, long, ago, I actually did some testing of "alternative" grounding techniques.

 

Several worked rather better than anticipated, certainly well enough to operate an RCD/RCBO.

 

This was not one of them

 

EDIT My post was even featured on the website of the IET (the UK regulatory authority) of which I am a member, many "laugh" emoticons there of course.

.......................just when you think you've lived long enough to have seen it all, along comes another Gyro Gearloose.

 

 

Then there's the "screw into the concrete wall" technique, usually using a plastic wall-plug to ensure insulation.

 

Found my original tests: -

 

 

For any non-electrical persons watching this, Please do not do this at home.

I think it may be a joke................

On a similar note.

Last month refurbishing an old house in Rayong Province and found this (and a lot more like it).

6 hours ago, couchpotato said:

On a similar note.

Last month refurbishing an old house in Rayong Province and found this (and a lot more like it)

Wow that's worse than my daughter in laws electrics. Some of the lights actually work as well.