M8 Basic Stair Layout Trade Terms 29

Building components located at or near open sides of elevated walking surfaces that minimize the chance for falling to a lower level, and includes the posts, handrails, and balusters. On the open side of commercial stairways or mezzanines, a 42" high _______ is typically required

• Baluster

• Balustrade

• Guard

• Landing

A horizontal area at the end of a flight of stairs or between two flights of stairs.

• Baluster

• Balustrade

• Guard

• Landing

A supporting member for a railing, particularly one of the upright columns of a balustrade.

• Baluster

• Balustrade

• Guard

• Landing

A stair rail assembly consisting of a handrail, balusters, and posts.

• Baluster

• Balustrade

• Geometrical Stairway

• Winder

A tread with non-parallel edges.

• Baluster

• Egress

• Geometrical Stairway

• Winder

The action of leaving or exiting a structure.

• Baluster

• Egress

• Geometrical Stairway

• Slope

A winding stairway with an elliptical or circular design.

• Baluster

• Egress

• Geometrical Stairway

• Slope

A flight of stairs that may consist of landings and platforms and provides a continuous passage from one floor or level to another.

• Stairs

• Stairway

• Stairwell (shaft)

• Stringer

A series of steps that includes a change in elevation and consists of one or more risers.

• Stairs

• Stairway

• Stairwell (shaft)

• Stringer

An enclosed space extending through one or more stories of a building, connecting vertical openings in successive floors, or floors and roof. For residential buildings, it is often called a stairwell.

• Closed Stairway

• Open Stairway

• Stairwell (shaft)

• Stringer