rlc2052

Thanks for all of the help. I wanted to put a gym on my 3rd floor. I will do some more research, but I'm leaning on not doing it from 1 2X4 going into the supporting wall every 2 feet. I have read about load bearing for bedroom floors being as low as 30 psf.

He does look like you.

guyod

Unless you are putting a spa in your gym there is no need to worry. And Your basement has nothing to do with your 3rd floor not with new engineered floor joist because they eliminate load bearing walls. actually the set up you have makes for stronger exterior walls since the ext. wall weight is not on the joists. The only reason to be concerned would be if its not a true 3rd floor and just a converted actic.