Paul Cummins- Paul Cummins
Load bearing walls: can't be sure until the wall is opened up but...
Updated: Sep 21, 2019
Here's a primer.
Photo of a load bearing wall with 4 by 12 header.
Scan from my radar device that shows the stud spacing (also detects type of stud) that is a start at figuring out whether the wall is load bearing or not.