Advantages of precast concrete stairs

• Good quality control of finished product . 
• Saving in site space , since formwork storage and fabrication space are no longer required . 
• Stairway enclosing shaft can be utilised as a spare for hoisting or lifting materials during the major construction period . 
• Can usually be positioned and fixed by semi-skilled operatives . 
• Precast concrete is labour saving
• THe strength of precast concrete per metre square is higher than cast in site concrete