7 Stairs design

Double L Stairs

-Two Landings

-Two 90 degree turns

Spiral Stairs

-Used where little space is available
-Not very safe

L Stairs

-One Landing

-One 90 degree turn

Circle Stairs

-Irregular curve or Arc

-Trapezoid Shaped Steps

 

 

 

 

 

 

Winder Stairs

-No Landing
-Pie Shaped Steps

 

U-Stairs

-One Landing
-Flights are parallel

Straight Run Stairs

-Most Common
-No Turns