Floor Truss Blocking

Along the wall at the top of your photo simply cut blocks that fit snugly between the trusses and toenail them in place.

Floor truss blocking.

Hammer your nails. Blocks blocking panels and structural panels plywood osb are all acceptable. Cut the lumber to fit between the two joists. Floor trusses offer four different bearing conditions for a wider variety of uses.

Truss a pre built component that functions as a structural support member. When the 4x4 block length is extended this is referred to as mid chord bearing. In the field float blocks under the edge of the remaining subfloor and screw them through the subfloor. I joists offer only one bearing condition.

The multiple bearing conditions make matching existing floor heights much easier when using floor trusses. Bottom chord bearing bottom chord bearing trimmable ends top chord bearing and mid block bearing are all available. These are the steps to take to install blocking. Toenail them once that s done.

This allows you to find the distance in lumber you need to cut. For example if you have. Is the combination of roof sheathing gypsum wallboard on the ceiling and a hurricane clip on one side of a truss an acceptable substitution for solid blocking. Top chord bearinga floor truss support condition in which the truss load is transferred to the bearing or support through the top chord and 4x4 block end detail.

No these are not a substitute for blocking. Measure the length between the two joists.