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Chapter 24 - Stairs Details

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  • A stairway in which pie-shaped steps are substituted for a landing.
    winder stairs
  • The rounded projection of a stair tread that extends past the face of the riser.
    nosing
  • A series of steps installed between two or more floors of a building.
    stairway
  • True or False - The difference between wide and narrow U stairs is the horizontal space between the flights.
    True
  • _____ stairs require a long, open space that is sometimes difficult to accommodate in a floor plan.
    Straight Run
  • The distance from the face of one riser in a stairway to the face of the next riser.
    Run
  • Identify the following stair configuration:
    Double-L
  • A vertical member of a stairway that supports the handrail on open stairs.
    baluster
  • The primary set of stairs from the first floor to the second floor or from a split foyer to the first floor.
    main stairs
  • What term is used to describe the shortest clear vertical distance measured between the nosing of the treads and the ceiling?
    headroom
  • True or False - Railing systems are required to meet several minimum code requirements for loading and impact.
    True
  • A stairway with steps that rise like a corkscrew about a center point.
    spiral stairs
  • A stairway that has a landing at some point along the flight of stairs at which the stairway turns.
    L-Stairs
  • Identify the following stair configuration:
    Winder Stairs
  • A stairway that has two 90° turns and two landings along the flight, but is not U-shaped.
    Double-L Stairs
  • A stairway that has two flights of steps parallel to each other with a landing between them.
    U-Stairs
  • Identify the following stair configuration:
    Straight Run
  • A flat floor area at some point between the top and bottom of the stairway.
    Landing
  • A custom-made stairway with trapezoidal steps that rise along an irregular curve or arc.
    Circular Stairs
  • he space between flights of stairs in wide U stairs.
    well hole
  • Identify the following stair configuration:
    Spiral
  • A horizontal member of a stairway that constitutes the step (surface) on which a person walks.
    Tread
  • A stairway that has no turns.
    straight run stairs
  • The purpose of a(n) _____ is to help people steady themselves as they travel up and down steps or ramps where they might slip, trip, or fall.
    handrail
  • A(n) _____ carries a person up and down as existing stairway on a special seat built into a fixture installed on the wall.
    Stairlift
  • A stringer that has been cut or notched to fit the profile of a stairway.
    plain stringer
  • Identify the following stair configuration:
    L-Stair
  • True or False - The prime considerations in stair design should be appearance and location.
    False
  • A stringer that has been routed or grooved to receive the treads and risers of a stairway.
    Housed Stringer
  • Identify the following stair configuration:
    U-Stairs
  • A structural member that supports the treads and risers on a stairway.
    stringer
  • The total horizontal length of a stairway.
    total run
  • The total floor-to-floor height of a stairway.
    total rise
  • A set of stairs intended for heavy and frequent use.
    service stairs
  • A vertical face that runs from one tread to the next in a stairway.
    Riser
  • Identify the following stair configuration:
    circular
  • _____ stairs are used when there is not enough space for L, double-L, or U stairs.
    Winder
  • The distance from the top surface of one stair tread to the same position on the next tread.
    rise
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