# What are the factors to be considered in choosing a staircase design?

## What are the factors to be considered in choosing a staircase design?

There are many things to consider when choosing for a staircase design and this blog will highlight some of the major factors to consider.

• Budget.
• Space.
• Consider safety.
• Consider the Occupants.
• Materials.
• Staircase Designs.
• Building Regulations.
• Be certain with your decision.

## What is the minimum width of room required for a dog-legged staircase in Metres?

Number of treads = 11-1 = 10. The length required for 10 treads = 10 x 0.0225 = 2.25 m. Width of landing = (4.5-2.25)/2 = 1.125 m.

Under which condition dog-legged staircase is adopted?

When the available space is equal to twice the width of the stairs, the dog-legged staircase is used.

### What is a dog-legged staircase?

A dog-leg is a configuration of stairs between two floors of a building, often a domestic building, in which a flight of stairs ascends to a half-landing before turning at a right angle and continuing upwards. Even though the landings consume total floor space, there is no large single dimension.

### How do I pick the right staircase?

Factors to consider are:

1. The maximum pitch (angle) of the staircase.
3. The maximum and minimum depth of the treads and height of the risers.
4. The minimum height of the balustrade.
5. The distance between balustrade railings.
6. Maximum number of steps before a landing is required.

What are the elements of staircase?

Following are the various components of staircase:

• Step. The step is composed of the tread and riser.
• Tread. The part of the stairway that is stepped on.
• Nosing. An edge part of the tread that protrudes over the riser beneath.
• Starting step or Bullnose.
• Stringer, Stringer board or sometimes just String.
• Winders.
• Trim.

## What are the requirements of good stair?

Following are the General Requirements of a Good Stair:

• Location of Staircase: Staircase should be located such that it can be easily accessible from different rooms of the building.
• Width of Stair:
• Length of Flight:
• Pitch of Stair:
• The Dimensions of Stair:
• Winders:

## What is open newel stair?

The open newel stair is a convenient type of stair and is generally used in public buildings. The width of the open well depends upon the space available but the varies from 60 cm to 120 cm. The two flights ate either separated by a half space lending’ or two quarter space landings with a set of steps as shown in Fig.

How to design a dog legged staircase for a residential building?

Designing a Dog legged staircase for a residential building where space provided is 2.5m x 4.5m and floor to floor height is 3.3m Generally for residential buildings we adopt Rise and tread of each step is 150mm and 225mm. Height of Floor = 3.3m Total No. of flights = 2 .

### What is dog-legged stair?

The design of dog-legged stair is discussed here with an example. Not 100% sure why it is called dog-legged, but it may be due to its appearance in sectional elevation basically resembling to the dog leg when it is in the position of peeing. If you have noticed it then you know it well.

### How do you calculate the length of a dog-legged staircase?

Since dog-legged is assumed, take two number of flight. Width of tread = 600 – 2R = 600 – 2 * 152.4 = 295.2 mm For construction easiness take 1’ = 304.8 mm Length = entry space + going + landing = 1.372 + 3.354 + 1.372 = 6.098 m [Entry space is the space required before the beginning of step and it is normally taken equal to landing]

What are the requirements of a well planned stair?

Any well planned stair should meet the following criteria for easy, quick and safe ascent/descent. Location: It should be located so as to get sufficient light and ventilation with easy access from all the rooms. Length of flight: A flight should have not lesser than three risers and not more than 16 risers.

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