2. Correct! The answer for the number of board feet in the girder is C. 128.
3. Correct! The answer for the number of hours needed to frame the house is B. 5 hours.
2. A 4 × 12 built-up girder is 30″. How many board feet does this girder contain? (Round your answer to the nearest whole number.)
A. 107
B. 312
C. 128
D. 96
I think the answer is C.128.
--
3. Calculate the number of hours needed to frame a one-story house 36′ long, in which 2 × 6 × 16 joists will be placed 16″ OC. (Round your answer to the nearest whole number.)
A. 4
B. 5
C. 7
D. 6
I think it's B. 5 hours.
1 answer
1 answer