View Single Post
  #7  
Old 10-15-2008, 11:14 PM
marie's Avatar
marie marie is offline
Member
 
Join Date: Mar 2002
Location: powell river
Posts: 3,029
marie is on a distinguished road
Default

Quote:
Originally Posted by slakker View Post
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
__________________
~Marie~

300g tank
http://www.canreef.com/vbulletin/showthread.php?t=86252
Reply With Quote