As a mathematical aparatus, LQG does not worry about which fundamental length to choose; the theory does not depend of a concrete value. It does not turn up that quantization uses this scale, it is simply that physical intuition has suggested people to use Planck length. Examples as the ...
In this regard, I am deciding to use square pipe 150x75x6.3mm to hold the load coming over this projected structure by bolting pipes on concrete slab to avoid the distressing of structure in place. In addition, I have calculated the load coming on to this projected portion but I am not...