Overall cost to widen driveway. A proper driveway extension will have to be installed just like the original driveway, so even if you're just adding a few feet to each side, you may incur some considerable costs with excavating the area, setting up the driveway base and then installing the extension.
Definitions for vitrified. glassy, vitreous, vitrified(adj) (of ceramics) having the surface made shiny and nonporous by fusing a vitreous solution to it. glazed pottery; glassy porcelain; hard vitreous china used for plumbing fixtures. vitrified(Adjective)
Rectified means the edges are ground true and that does nothing for the flatness. That type of tile even though it may be high quality, must have a grout joint to hide the un-eveness of the surface or you have to be able to live with a certain amount of lippage.