VDA - Stair (Part 2)

A flight of stairs having no turns or winders

• Straight flight

• Landing

• Winder

• Kite winder

A platform between flights of stairs or the floor at the foot or head of a flight of stairs

• Straight flight

• Landing

• Winder

• Kite winder

A more or less wedge-shaped stair step for changing direction

• Straight flight

• Landing

• Winder

• Kite winder

The central of three stair winders making a 90° turn

• Straight flight

• Landing

• Winder

• Kite winder

A square landing connecting two flights of a stair

• Quarter-space landing

• Walking line

• Half-space landing

• Balanced step

A line 18 in. (457 mm) in from the centerline of a handrail, along which the run of a winder is the same as a flier. Also called line of travel.

• Quarter-space landing

• Walking line

• Half-space landing

• Balanced step

A landing connecting two flights of a half-turn stair

• Quarter-space landing

• Walking line

• Half-space landing

• Balanced step

Any of a series of winders so arranged that they are nearly as wide at the inside of the stair as the adjacent fliers

• Quarter-space landing

• Walking line

• Half-space landing

• Balanced step

A stair having one wide flight from the main floor to an intermediate landing, and two side flights from that landing to the floor above

• Double-return stair

• Elliptical stair

• Geometrical stair

A winding stair having an elliptically shaped well

• Double-return stair

• Elliptical stair

• Geometrical stair