I like snorgy's idea of a good excel spreedsheet.
My personal experience with MathCad was a lot of work to get it going, only to have to do it all differently on the next job.
As far as organizing a project, i've been using MS Onenote alot lately. It took a day to get the feel for its...
Have you considered moment redistribution of the negative beam moments ath the column face? If you reduce the negative reinforcement by some percentage, a plastic hinge forms and redistributes the moment in to the positive moment region. You will have to use trial and error to see how much...
If your deck doesn't meet the DDM rules, then you shouldn't use DDM. The equivalent frame method is simple enough with computers these days. Adoss is a great antique program that you may be able to find, i think PCAslab runs around $1200, and of course some of the more expensive programs like...