Understanding UK Stair Regulations

What is the maximum permitted rise (vertical height) for a single step in a private dwelling according to UK Building Regulations?

• 150 mm

• 220 mm

• 190 mm

• 250 mm

What is the minimum permitted going (depth of tread) for a stair in a private dwelling in the UK?

• 220 mm

• 250 mm

• 280 mm

• 300 mm

According to UK regulations, what is the minimum clear width for a stair serving a single private dwelling?

• 600 mm

• 800 mm

• 900 mm

• 1,000 mm

What is the required height for a handrail on stairs in a domestic property in the UK?

• 800 mm to 900 mm

• 900 mm to 1,000 mm

• 1,000 mm to 1,100 mm

• 700 mm to 800 mm

What is the minimum length of a landing at the top or bottom of a flight of stairs in a private dwelling?

• 600 mm

• 800 mm

• 900 mm

• 1,200 mm

Which of the following best describes the maximum number of risers allowed in a single flight of stairs in a private dwelling?

• 12

• 16

• 18

• 20

What is the minimum headroom required above a stair in a private dwelling, as per UK regulations?

• 1.8 metres

• 2.0 metres

• 2.1 metres

• 2.2 metres

Which of the following is the correct formula for the relationship between rise and going for stairs in the UK?

For stairs in a building other than a dwelling, what is the minimum width required for a stairway that is an escape route?

• 800 mm

• 1,000 mm

• 1,200 mm

• 1,500 mm

What is the minimum height for a handrail on stairs in a non-domestic building in the UK?

• 800 mm

• 850 mm

• 900 mm

• 950 mm