When installed properly joist hangers will keep your deck or floors sturdy and durable.
Installing floor joists for second floor.
Once you have done this you can replace or install your floorboards normally confident that you can rely on your joists to hold your floor together.
The joists are so straight that i can t hardly find the crown in the lumber.
The 2x12 lumber that i picked up a few weeks ago is perfect.
For most jobs 2 in 5 1 cm x 10 in 25 cm boards are an ideal size.
Put the floor joists on the layout marks on the sill plate.
Here s a how to guide on joist hanger installation.
If you have sagging cracked or twisted joists which can happen in older houses this project will provide the extra support the floor needs.
Step 5 finishing up.
Repeat the process as many times as necessary to have joists at roughly 16 inch intervals underneath your floor.
Measure the distance between the rim joists.
Now you are ready to cut and install the floor joists.
This article provides step by step instructions and pictures on how to make structural repairs by sistering floor joists alongside weak joists.
The lengths should be the same because you took the time to make the sill plates square and parallel to each other cut the floor joists.
You ll use the same size lumber to assemble the rim joists as you will for the main floor joists.