Calculators - Estimators - Template Generators - Plans & Tools Tell a Friend Tell a Friend!



Total Rise
Ideal Rise Actual
Inside Radius Decrease Inside Radius Increase Inside Radius
Tread Length
Inside Run  
Tread Depth at from inner
Widen outer tread  
Rotate     Rotate
<- fine   fine ->


Check local building codes Geometric calculator only. Check local building codes.




Inside Run

Rotate   Rotate
< fine   fine >

Decrease Inside Radius Rad Increase Inside Radius

 








Running Measurements explanation

Inside Stringer = tread points winding up and around INSIDE of stairs from top of first rise to upper floor.

Outside Stringer = tread points winding up and around OUTSIDE of stairs from top of first rise to upper floor.

Inside Plumb = tread points vertically (plumb).

Inside Level = tread points around INSIDE LEVEL, (or flat, as marked AROUND a circle on the floor.)

Running Measurements:

Inside Stringer

Mark-out
Outside Stringer

Mark-out
Inside Plumb

Mark-out
Inside Level

Mark-out



Measure at scale Left click, release and drag to measure at scale inside diagram.





Spiral Staircase Handrail True Radius Calculator Enter actual rise of handrail for entered angle of rotation.

Flat Radius to Handrail
Angle of Rotation
Total Height for Rotation




Follow Local Building Regulations Be sure to follow local building regulations regarding all stair dimensions.


Slider Controls To fine tune Slider Controls click to select and use (cursor) keyboard keys.

Open new window containing only diagram images in current page ↓ This will better fit printed page. Printing to Scale Help
Print all diagrams on current page

Use your iPad or Android Tablet On-Site Your iPad, iPhone or Android Tablet or Phone is a valuable On-Site tool!
Lay your phone or tablet on an angled surface (roof ?) to directly measure angles and automatically calculate Roofing and Pitch Angle Apps.

If you've benefited from this free service, please consider a small donation to
Blue Dragon Children's Foundation


Tell a Friend! Calculator How To Videos Blocklaying Videos Site Map


Contact Us

Greg Tarrant - blocklayer.com - ph: (Australia) +61 7 40987645 - mob: 0438 165 753

Please help promote this site - Tell a Friend

Questions or Suggestions? ph: +61 7 40987645

ALWAYS CHECK WITH YOUR LOCAL BUILDING AUTHORITY BEFORE LAYING OUT OR BUILDING ANYTHING
AND FOLLOW ALL LOCAL CODES. VERIFY ALL DIMENSIONS AND ANGLES BEFORE CONSTRUCTION


Disclaimer | Privacy

Sitemap

Copyright © Greg Tarrant