Building regulations state that the width of your individual stairs should be at least 3 feet or wider. As long as the 3 foot width is met, you can expand as much as you like. The entire width of your staircase needs to reach a minimum of 36 inches wide.

What is a comfortable stair width?

In general public spaces a minimum of 44” (112 cm) must be met—providing ample space for one person and allowing the tight passage of two people. Comfortable two person stair widths range between 49” (125 cm) to 60” (152 cm). For three simultaneous users, a minimum of 74” (188 cm) is recommended.

How wide do residential stairs have to be?

Stairways shall be not less than 600 mm wide measured between the inside edges of the handrails. The angle of pitch of a staircase shall be not less than 26.5 degrees and not greater than 45 degrees.

What is code for stair landing?

The minimum recommended stair landing length is 36″ (or a length and width sufficiently greater than the swing of the door if a wider door is present). This stairway landing or platform dimension is often also expressed as “a minimum of 36-inches in the direction of travel.

How narrow can a staircase be?

Private stairways shall be a minimum of thirty-six inches wide. Trim and handrails may not encroach into this minimum width by more than 3 1/2 inches. The maximum rise of each step is eight inches; the minimum rise is four inches.

What is standard stair landing size?

A flight of stairs shall not have a vertical rise greater than 12 feet (3658 mm) between floor levels or landings. The width of each landing shall not be less than the stairway served. Every landing shall have a minimum dimension of 36 inches (914 mm) measured in the direction of travel.

How much head clearance do I need for a staircase?

The minimum head clearance for stairs according to IBC and OSHA is 80 inches (2032 mm) above the stair tread to any overhead obstruction or protrusion from the ceiling. The stairway headroom clearance is measured vertically from the edge of the stair tread or the nosing.

Is there a minimum width for a landing?

Landings should be at least the width and length of the minimum width of the fight. For buildings other than dwellings, each landing should have an unobstructed length of at least 1,200 m.

Which staircase has the smallest footprint?

Now let’s look at the four best compact staircases that take up the least amount of space.

• Ladder Staircase. You are most likely to find a ladder staircase in a tiny home since it is the most ideal and compact for reaching lofted beds.
• Spiral Staircase.
• Floating Stairs.
• Storage Stairs.