How to Build Stairs Quiz

What are the three main parts of stairs?

• Rails, posts, and balusters

• Beams, columns, and slabs

• Steps, landings, and handrails

• Stringers, treads, and risers

What is the typical rise per step in millimetres?

• 279-305 millimetres

• 229-254 millimetres

• 165-203 millimetres

• 102-127 millimetres

What is the purpose of stringers in a staircase?

• To support the weight of the stairs

• To act as a handrail

• To cover the edges of the stairs

• To provide aesthetic appeal

How do you calculate the total number of steps needed?

• Divide the total run by the tread width

• Divide the total rise by the typical rise per step

• Add the total rise and total run

• Multiply the total rise by the typical rise per step

What is the minimum recommended run (tread width) for each step?

• 11 inches

• 9 inches

• 7 inches

• 5 inches

What is the formula to calculate the length of the stringers?

• Add the total rise and total run

• Multiply the total rise by the total run

• Find the square root of the sum of the squares of the rise and run

• Subtract the total run from the total rise

What should be the spacing between stringers for safety?

• 8 inches

• 12 inches

• 16 inches

• 20 inches

What tool is recommended for marking the height and depth of steps?

• Level

• Measuring tape

• Carpenter's square

• Protractor

What is the purpose of risers in a staircase?

• To support the handrail

• To cover the vertical space between treads

• To act as a decorative element

• To provide horizontal support

What is a common material used for stringers?

• Metal

• 2 in × 12 in timber

• Plastic

• Concrete