was looking at their prices and came across this
http://www.welkerscustomlumber.com/r...s/IMG_7179.JPG
the stair treads look to be cut a little too deep for that span as
it stands in that photo
would add another set of posts and a beam midspan just in case
and there are also some unfortunate knots right at the apex of the
tred cuts which could be a delayed problem
adding the treds and a railing and coats of paint and maybe some
non skid surface and the weight starts to accumulate
then there is the live loading