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♻ 		Stair Top Tread
Below Floor 		Stair Top Tread
Level with Floor 		Steel Spine
Stairs 		Spiral
Stairs 		Baluster
Spacing 		Deck Plans
and Costs 		Roof Framing
Plans
Directory Inch Inch Inch Inch Inch Inch Inch

Straight Stair - Steel Spine Geometry - Inch

Total Rise
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Ideal Rise is the rise you'd prefer.
Actual Rise is calculated so that all rises to fit evenly into Total Rise, at nearest to Ideal Rise.
Ideal Rise
Run
Tread Thickness Actual
Spine Depth
 
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Left click, release and drag in diagram
to measure at full scale.

Run
Steel spine stair plan calculator diagram with full dimensions
Running points up top of spine, to bottom of treads.

Mark-out
Running points up top of spine, to center of treads (for brackets)

Mark-out

Running Measurements Vertically - Lower Floor to top of each tread (Possible landing heights. Blue = middle)


Cut Templates Print, cut and use the diagram as a template to mark top and bottom spine angles, and tread bracket template.




DON'T BREATH THE DUST If you're cutting blocks, concrete, stone or ANYTHING and there's DUST - DON'T TAKE THE RISK
Don't cut it, or cut it wet so there's NO DUST - Silicosis Sucks
And if you're cutting wet, wear a mask - theres dust in the spray mist too!

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Zoom to adjust screen scale to actual size (measure full scale diagram with ruler) and hit 'Set' to set scale on other pages.


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Keyboard ◄ ►
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Inch or Metric? 👈
The main Navigation tabs at top of each page are Metric - inputs in millimeters (mm)
Directly under the main tab is a smaller 'Inch' tab for the Feet and Inch version.
Drop Down Menus have M for Metric Versions.
Metric
Calculator
Inch


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