Question

from the roof - framing plan shown below, provide this information
a. size of rafters (include all sizes).
b. furring material, where used.
c. spacing of rafters.
d. dimensions of ridge boards.
e. where 2 x 4s are used.
f. support material used under furred rafters.
g. spacing of collar ties.

Explanation:

Step1: Identify rafter size

From the plan, rafters are 2x6.

Step2: Identify framing material

No specific framing - material type is mentioned other than standard lumber sizes, but common framing material for rafters is wood.

Step3: Determine rafter spacing

Rafters are spaced 16" on - center (o.c.).

Step4: Find ridge board dimensions

Ridge board is 2x10.

Step5: Locate 2x4 usage

2x4s are used as collar ties, spaced 24" o.c.

Step6: Identify support material under furred rafters

No clear indication of support material under furred rafters in the provided image.

Step7: Determine collar tie spacing

Collar ties (2x4) are spaced 24" o.c.

Answer:

A. 2x6 rafters
B. Wood (common, not specified in detail)
C. 16" o.c.
D. 2x10
E. 2x4s as collar ties
F. Not indicated
G. 24" o.c. for 2x4 collar ties