On Sun, 17 Apr 2005 15:41:33 -0400, Tom Watson
wrote:


You are proposing to carry this on eight joists which will rest on a
ledger. Assuming the ledger to be 2X stock (1-1/2" net) you will have
36" to rest your 10,000 Lb. load on (1-1/2 x 1-1/2 x 16 = 36).


Tom,

Why isn't the calculation above (1-1/2 + 1-1/2) x 8 = 24





Tom Watson - WoodDorker
tjwatson1ATcomcastDOTnet (email)
http://home.comcast.net/~tjwatson1/ (website)