Deck 42: Stairs

Question 1

To make measurements practical it is sometimes necessary to make one tread or riser very slightly different size from the rest of the risers or treads.

Answer 1

True

Question 2

A common rule of thumb for stairs is that the height of two risers plus the width of one tread should be between __________ inches and __________ inches.

Answer 2

24, 25

Question 3

In very few cases, the carpenters have to build stairs on site.

Answer 3

False

Question 4

How many risers are required for a set of stairs if the total height is 18 feet 3/4 inch and the unit rise is 7 1/4 inches?

Question 5

The International Residential Code specifies that treads must be at least __________ inches wide and risers may not be more than 7 3/4 inches high.

Question 6

Find the unit rise and unit run of a stair to fit an opening that has a total run of 13 feet 11 1/2 inches and a rise of 6 feet. Eleven treads are used.

Question 7

All risers must be within __________ inch of the same height and all treads must be within __________ inch of the same width.

Question 8

Determine the number of 6 1/2-inch risers there are in a flight of stairs when the total rise of the stairs is 9 feet 9 inch?

Question 9

Find the number of treads for a flight of stairs that has a total rise of 133 inches and a unit rise of 7 inches.

Question 10

How many 7 1/2-inch risers are there in a flight of stairs when the total rise of the stairs is 12 feet 6 inch?