A very good line to toe! Again check the refined sand which the mixing strength might be saline weakened from areas they were mined. Make sure only licensed civil contractors are approved to build. There are a lot of masons walking around as contractors who cannot even build on a straight line. It is not a happy feeling to watch a building designed to protect, crush innocent people whose only crime was a desire to have a roof over their heads and their families’. Enough of our making things extra difficult for our selves, please. If we cannot have the best standard for our markets, how do we export in the International arena with goodwill?