Chapter 4

Question 1

Types of staircase for residential building

Answer 1

• Straight flight staircase
• Quarter-turn staircase
• Half-turn staircase
• Spiral staircase

Question 2

Materials used for staircase

Answer 2

• Timber
• Brick
• Metal
• Reinforced concrete

Question 3

Function of staircase

Answer 3

• Provide means of access from one floor of a building to another
• Provide means of escape in case of fire

Question 4

Advantages of staircase

Answer 4

• Non-combustible
• Strong and hard wearing
• Good sound insulation

Question 5

Disadvantages of staircase

Answer 5

• Problem in detailing the flight and landing soffits
• Expensive
• Slow in erection