35' Carpentry Bonus Point Problem: 3. For the house layout below, if the height of the basement ceiling is 8 feet, and the stairway design is in the detail to the right, how many stair treads and risers will be needed? Hint: Draw diagrams. Maximum spacing 16" O.C. Floor Jolsts (typical layout) Rim Board (doubled) 80° Mitered Nose- "x9" Tread 2" x 7" Riser 3'-9" 12' Floor Beam Floor reinforced with double boards on 3 sides for stairwell 12'x4' stair well to basement No. of Risers No. of Treads 1½"x6" 7½" Actual Dimensions

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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35'
Carpentry Bonus Point Problem:
3.
For the house layout below, if the
height of the basement ceiling is 8 feet, and the
stairway design is in the detail to the right, how
many stair treads and risers will be needed?
Hint: Draw diagrams.
Maximum spacing 16" O.C.
Floor Jolsts
(typical layout)
Rim Board
(doubled)
80°
Mitered Nose-
"x9" Tread
2" x 7" Riser
3'-9"
12'
Floor Beam
Floor reinforced with
double boards on 3
sides for stairwell
12'x4' stair well
to basement
No. of Risers
No. of Treads
1½"x6"
7½"
Actual Dimensions
Transcribed Image Text:35' Carpentry Bonus Point Problem: 3. For the house layout below, if the height of the basement ceiling is 8 feet, and the stairway design is in the detail to the right, how many stair treads and risers will be needed? Hint: Draw diagrams. Maximum spacing 16" O.C. Floor Jolsts (typical layout) Rim Board (doubled) 80° Mitered Nose- "x9" Tread 2" x 7" Riser 3'-9" 12' Floor Beam Floor reinforced with double boards on 3 sides for stairwell 12'x4' stair well to basement No. of Risers No. of Treads 1½"x6" 7½" Actual Dimensions
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