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.
Quick Answer. The standard shower stall size is 3 feet by 3 feet. Most showers are larger than this to make them more appealing to home buyers, but regulations require the minimum be the 3 feet by 3 feet size so that people in wheelchairs can access them. Continue Reading.