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Published byLilian Turner Modified about 1 year ago

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Stairway Design

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Stairway Terminology

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Different Types of Non-Winder Stairs Straight RunLong L

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Different Types of Non-Winder Stairs Wide LNarrow U

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Different Types of Non-Winder Stairs Double LWide U

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Winders Only one set of winders may be used between levels

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Curved Stairs

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Designing Curved Stairs

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Spiral Stairs Aerial View Side View

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Stair Rail Terminology

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Typical plan views of a stairway Plan at 2 nd fl. level Plan at 1st fl. level Plan at basement level

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Section view

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Total Rise of Stairway Finished floor 3/8” or 10mm Joist size 9 3/8” or 184mm Room Height 8’-0” or 2440mm Total Rise is 8’-9 3/4” or 2634mm

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Comparison between # of risers and treads Adjust Answer = Number of treads – The number of treads required is always one less than the number of risers; therefore the answer is 13.

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Stairway Layout The main reason for drawing a stairway layout is to determine the stairwell opening.

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