Basement Floor Joist.
My basement. Just noticed a crack in the joists. My wifes father recommended raising the jacks a bit and putting in a 6x6 instead of a 4×4. Can i just sister the main joist? And do you think my house is going to fall down? Built in 1975. Way up north in maine.
u/Majestic-Crab9855 — 5 hours ago