Building Regulations and Stair Design

What document of the Building Regulations applies to stair design?

• Document J

• Document K

• Document L

• Document M

Are all stair designs controlled by Building Regulations?

• Yes, all stair designs are controlled by Building Regulations.

• No, only some stair designs are controlled by Building Regulations.

• No, stair designs are not controlled by any regulations.

• Yes, but only those in commercial buildings are controlled by Building Regulations.

What is the minimum going required for stairs according to the Building Regulations section 1 (K1)?

• 200mm

• 220mm

• 250mm

• 190mm

What is the maximum rise allowed for stairs as per the Building Regulations section 1 (K1)?

• 200mm

• 210mm

• 220mm

• 230mm

According to the Building Regulations section 1 (K1), what is the maximum pitch for a stair?

• 40°

• 42°

• 45°

• 38°

What does one step consist of in stair construction?

• One tread and two risers

• Two treads and one riser

• One tread and one riser combined

• Two treads and two risers

What is the maximum rise allowed for a step in stair construction?

• 200mm

• 220mm

• 250mm

• 240mm

What is the minimum going for a step in stair construction?

• 200mm

• 220mm

• 250mm

• 240mm

What is the normal relationship between the dimensions of rise and going according to the document?

• The rise should be equal to the going.

• The going should be twice the rise.

• Twice the rise plus the going should fall between 550mm and 700mm.

• The rise plus the going should be less than 550mm.

If the rise is 175mm and the going is 245mm, does this comply with the normal relationship between the dimensions of rise and going?

• Yes, because 175 + 175 + 245 = 595, which is between 550mm and 700mm.

• No, because the total should be less than 550mm.

• No, because the total should be more than 700mm.

• Yes, because the rise is equal to the going.