CARPENTRY
Laying out a Common Rafter
30 points
Materials Needed:
1- 10'x2"x4" board
1- rafter framing square
Directions:
1. Examine the attached scaled drawing
2. Note that the rafters do not have a tail
3. Note the rise per foot of run on one side
4. Calculate the rise per foot of run for other side (note the
"?" )
Answer _________________________
5. Calculate the length of each rafter.
Evaluation Score Sheet
Points
Item
Possible Earned
1. Correct length side 1 5 ______
2. Correct length side 2 5 ______
3. Correct angles (3 points each) 12 ______
4. Correct pitch 4 ______
5. Safety 4 ______
6. Total from problem solving 20 ______
Total
50 ______
CARPENTRY PROBLEM SOLVING
To complete the following questions, use the wood tools on table #1, saws in shop and wood on table #2. Use the blueprint provided, for #6 - #10.
1. What kind of hammer is labeled #1?
a) framing
b) finishing
c) sheet rock
d) roofing
1. What type of saw is labeled #2?
a) Skill saw
b) Band saw
c) Radial Arm saw
d) Radial saw
2. When purchasing the board labeled #3, how many board feet will you be charged for?
a) 4.56 b) 5.56
c) 4.75
d) 3.04
4. Is the board labeled #4 hard or softwood?
a) softwood
b) hardwood
5. What is the minimum length board that can be surfaced when using this device?
a) 12"
b) 24"
c) 9"
d) 36"
Use the Midwest Plan number 74002 for questions 6-10
6. What are the overall dimensions of the structure on Midwest Plan 74002?
a) 34" x 16"
b) 33'9" x 15'9"
c) 24' x 16'
d) 23'9 x 15'9"
e) none of these
7. Approximately how many square feet are recommended for the paved wash area?
a) 128
b) 164
c) 160
d) 80
e) none of these
8. How much slope is used from outside edge to center of interior concrete?
1. none
2. 2"
3. 1.5"
4. 1"
5. .5"
9. What is the height of the steps at all exterior doors?
1. 4"
2. 1"
3. 2"
4. 3"
5. none of these
10. What is the size of the header over the Walk-In door?
1. 2 x 6
2. 2 - 2 x 4s
3. 1 x 6
4. 2 - 2 x 6s
5. None of the above