Joist Hole and Notch Guide
2x10 (1 1/2" x 9 1/4")
Center Third
- No notches at all
- Holes diameters up to 1/3 height (3" diameter)
- Holes must be at no closer together than
Outer Thirds
- Notch length up to 1/3 joist height
- Notch depth up to 1/6 joist height
Rim Beam End Notches
- Notch length up to 1/3 joist height
- Notch depth up to 1/3 joist height