When finding omega, I enter with the value on the left side of the chart. As I travel right across the columns, how do I know which column to pull omega from (i.e. .000, .001, .002, etc.)? It appears the examples use .001, but I am not sure if that is always typical or not.
I realized after I posted that I confused sigma with rho. I was referring to the steel ratio. Sorry for the confusion. Also, sorry about posting twice. I've never used this forum before.
thanks
(I also posted this in the Civil/Environmental, but wasn't sure where I would get a response.)
I am designing a rectangular concrete tank using the pca design guide. I would like a little more explanation on the design table in the appendix. If I go in with a certain Mu/Phi(f'c)bd2, which...