In ___________ types of stairs, the steps radiate from the centre and they do not have either any landing or any intermediate Newel post.(a) Helical(b) Geometrical(c) Turning(d) StraightI had been asked this question in an interview for job.This key question is from Types of Stairs in division Arches, Lintels, Stairs and Formwork of Construction & Building Materials

In ___________ types of stairs, the steps radiate from the centre and

1.	In ___________ types of stairs, the steps radiate from the centre and they do not have either any landing or any intermediate Newel post.(a) Helical(b) Geometrical(c) Turning(d) StraightI had been asked this question in an interview for job.This key question is from Types of Stairs in division Arches, Lintels, Stairs and Formwork of Construction & Building Materials
Answer» Right ANSWER is (a) Helical Best explanation: In Circular or Helical or SPIRAL TYPES of stairs, the flight consists of winders only and they may be continued through any design number of turns. A spiral STAIR may be CONSTRUCTED of cast iron, mild steel or concrete.

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