Â
Chain staircase - It is a slab less staircase and also it has that zigzag in it. Based on costing it cost about 25% more than the normal staircase. Mid landing doesn't need any lower support and one side attachment is enough to uplift the load.
Step 1 - Shuttering is made
Step 2 - Reinforcement is done separately for each thread and placed on the shuttering.
Step 3 - Concrete is poured and cast.
Step 4 - Shuttering is removed.
Step 5 - Floorings like tiles or marbles can be placed.
Step 6 - The handrail is fixed.
Pros :
+ Contemporary style
+ Gives good aesthetic looks
+ Different materials are used like concrete, Timber ( wood ), steel, etc.
+ Can be used in interior
+ Consume less space visually.
Cons :
+ Not cost-effective
Â