Stair Calculator
Calculate stair dimensions and materials
Stair Dimensions
Stair Details
15
Total Steps
Riser Height7.2
Height of each step in inches
Tread Depth10.3
Depth of each step in inches
Stair Angle36.9°
Angle of stairs from horizontal
Materials Needed:
Stringers:4
Treads:15
Risers:14
Lumber Requirements:
2x12:4 boards
2x6:15 boards
1x8:14 boards
Estimated Costs:
Lumber:$490.00
Hardware:$225.00
Total:$715.00
Stair Construction Basics
Components
- • Posts: Main support structure
- • Rails: Horizontal support members
- • Pickets: Vertical boards
- • Gates: Access points
- • Hardware: Fasteners and hinges
Planning
- • Check property lines
- • Locate utilities
- • Review local codes
- • Consider drainage
- • Plan for gates
Installation Tips
Post Installation
- • Dig proper depth
- • Use concrete footings
- • Check for plumb
- • Space correctly
- • Allow concrete to cure
Rail Mounting
- • Level installation
- • Proper fasteners
- • Correct spacing
- • Support blocking
- • Weather protection
Finishing
- • Seal all cuts
- • Apply preservative
- • Paint or stain
- • Install caps
- • Regular maintenance