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If the joint width is uniform from top to bottom, you are likley seeing thermal movement and not settlement The construction you describe is essentially two seperate structures built adjacent to the other so they will respond differently to temperature changes and the movement will occur on the...

...oops, meant to say "without" professional direction.

Dyno68, Anything is possible so long as you have the money to do it. So, this project will cost you more than you thought if you want to do it right. If you move the column to a new location, there is no guarantee that the slab is thickened here so that the new column won't punch through...

cse1, Diagonal cracks can be related to settlement of the foundation, however they are most commonly the the result of differential downward movement of the wall - or more precisely the downward movement of the floor on which the wall is set. Let the crack orientation direct you to the forces...

Until I added forensic engineering/failure analysis to my workload I also questioned what seemed to be overly conservative code requirements. I now feel that the snow drift articles of ASCE/BOCA are far from conservative and actually may need to be made more demanding, particularly the density...

I know little more than that Dox was a proprietary system used in inexpensive buildings requiring fire resistance and noise deadening between units, like in a motel. Looking back on revisions made to building code and that so many structures from the 60's (the Dox era) are not code compliant...

Your remedial design proposal is what is called a trussed beam. The tenison you place in the strap is going to induce compression in the joist. I don't recommend doing that as a repair on an excessively sagging member. You would probably fail the joists in compression before much of the...