15
For technical assistance, contact a local building expert. Consult local authorities to ensure compliance with local codes and regulations.
25 1/2”
9”
22”
17 1/2”
3/4”
33 15/16”
28 11/16”
17 1/2”
14”
22”
20”
FIGURE 7
Unless noted, all lumber is treated 2x4.
