eXtensible markup language. XML is a file extension for an Extensible Markup Language (XML) file format used to create common information formats and share both the format and the data on the World Wide Web, intranets, and elsewhere using standard ASCII text. XML is similar to HTML.
The stair treads can also be ordered with a matching 3' x 5' or other size landing mat. For stair treads ranging anywhere from 24 inches wide to 36 inches wideor other custom sizes, turn to Dean Flooring Company.
Best Answer: Average width of a staircase is 36 minimum. The tread (step) is no less then 10. The rise is from 7 to 8 depending on the total rise. Take the total rise and divide by 7 1/2, average step, and that gives you you # of steps.