Stairs Flashcards
Name the 2 Stair Design Requirements.
- Fall Prevention
- Comfort
There are 2 ways to construct stairs. Name them.
- Built on-site
- Pre-fabricated
Name the 5 types of treads and illustrate them.
- Rectangular treads
- Tapered treads ( for circular stairs )
- Winders @ 30 degrees
- Winders @ 45 degrees
- Spiral stairs
Name the 7 different types of stairs.
- Straight Run stairs
- L stairs
- Double L stairs
- U stairs
- Winder stairs
- Circular stairs
- Spiral stairs
What is the difference between spiral stairs and circular stairs?
A spiral staircase circles around a center pole, whereas a circular staircase, refers to a stair that is curved.
A series of successive steps between two landings or a floor and a landing is known as a…
Flight
The horizontal member of each step is known as a…
Tread
The horizontal member of each step is known as a…
Tread
The vertical member of each step is known as…
Riser
The rule of thumb for the height and depth of risers and treads is…
7-11
In one word, what is the most important requirement for a handrail?
Graspability
What is the minimum width of a staircase?
2’-10”
What is the minimum height for the headroom of a staircase?
6’-6”
Name the components of a staircase.
- Risers
- Treads
- Nosing
- Handrail
- Baluster/Balustrade
- Dowel
- Landing
In what circumstances are handrails not required?
- Landings
- Less than 2 stairs
What is the difference between an open riser and a closed riser?
Unlike closed riser stairs, the gap between each step in an open riser staircase is open rather than enclosed, allowing you to see underneath or in between the steps.
What is the difference between handrails and guardrails?
A guardrail is a barricade installed at the perimeter of a raised surface such as balconies or walkways. While a handrail is any horizontal or sloping railing, especially on escalators or stairways on which you can grasp by hand.
