Van Hise Rock was named for the preeminent geologist of the 19th century, Charles Richard VanHise, who was also president of the University of Wisconsin-Madison from 1903-1918. VanHise used this rock to show the major structural features of metamorphic* Precambrian* rock and also to demonstrate the kinds of changes that occur in rocks through mountain building periods.
The requirement for seat height, however, is very simple: The top of the seat must be a minimum of 17 inches and a maximum of 19 inches above the shower floor.
Shower Curtain Rod Height. A standard shower curtain is typically 72 inches long, so the curtain rod should be installed around 75 to 77 inches from the floor. This height will keep the shower curtain from touching the floor. It will also allow a shower liner to extend past the top of the tub so it stays in the tub during a shower and does not slip over and let water get on the bathroom floor.