A. to support the common rafter
B. to support purlins
C. to prevent the purlins from tilting
D. all of the above
Correct Answer: to prevent the purlins from tilting ✔
Last Updated: January 11, 2019
A. to support the common rafter
B. to support purlins
C. to prevent the purlins from tilting
D. all of the above
Correct Answer: to prevent the purlins from tilting ✔
Last Updated: January 11, 2019