just 1 more tank ok honey

[marie]

Originally Posted by slakker

180G, 1800 lbs plus sump, rock, stand, sand... you're well over 2000 lbs. spanning over 5 joists you're at 400 lbs per joist. You may be spreading the weight over more joists via the sub floor. So that should hold (I'm not a structural engineer mind you), but if you have access to the floor, it wouldn't hurt to reinforce the joists.

But then you could look at it a different way 2000lbs, thats the same as 10 200lb guys having a group hug

I have my 175g bowfront spanning 5 10" joists on the second floor. It is against a load bearing wall though