Switchboard earthing busbar

This post shows some pictures of the earthing busbar of a main switchboard. Click here to go back to the main post, Switchboard electrical earthing.
Photo 1 - View of the lower part of a main switchboard
You may be wondering why I did not stand back a little bit and take a wider view of the subswitchboard. The would give a nicer picture, right?
I however took this picture when the main