![12 2x4 and one OSB](https://www.yinfor.com/wp-content/uploads/2023/05/diy-shelves-fit-in-car-415x500.webp)
Super strong 2×4 Shelves | DIY Storage
During the past five days, I am working on my storage room. The room in the basement. Actually, it is not the real basement. My house is on a slope. One side of the so-call basement is totally underground level,...