Description
Objectives
Learning Objective 1 – Identify the types of stairways. a. Identify how residential and commercial stairways differ.
Learning Objective 2 – Identify the various components associated with stairs.
Learning Objective 3 – Identify terms associated with stair framing.
- Define headroom.
- Define stringer and explain when more than two stringers are used.
- Define treads and risers and explain the importance of uniform tread depths and riser heights.
- List the minimum stairway width requirements for residential and commercial structures.
- Describe the difference between handrails and guards.
- Identify situations that carpenters may be confronted with when framing stairwells.
Learning Objective 4 – Describe the procedure used to determine the total rise, number and size of risers, and number and size of treads required for a stairway.
- Explain how to calculate the riser height, tread depth, and total run for a stairway.
- Describe how to calculate stairwell opening sizes.
Learning Objective 5 – Describe the procedure to lay out and cut stringers, risers, and treads.
- Explain how to lay out and cut a stringer.
- Describe how to properly reinforce a stringer. c. Summarize how concrete stairways are formed.
Performance Tasks
Performance Task 1 (Learning Objective 4) – Calculate the total rise, number and size of risers, and number and size of treads required for a stairway.
Performance Task 2 (Learning Objective 5) – Lay out and cut a stringer.
