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How To Tell When A Structure Is Not Professionally Done
How to tell when a structure is not professionally done.
This house had a very large addition added to the back.  The addition is supported by foundation walls on the exterior perimeter of the room, with two double Micro-laminate beams across the span.  Under the entire addition is a crawl space.
When so many things are not done properly, one begins to expect that what looks proper may not be!
The wood beams enter the foundation walls like this one.  ALL FOUR LOOKED LIKE THIS ONE.
There should be a space all around where the wood does not touch the concrete (or mortar).
The bottom seems supported by what looks like a wood-splitting wedge to me.  These are driven into the end of logs with a sledge hammer to split the log.  It is NOT designed to be a shim in any way.
And you can see how tightly it is held in place!  Now that's a secure structure!
Engineering codes say this double beam should extend 3" into the wall onto a shelf called a "corbel."  Certainly I could not tell if this was so. 
Given what is elsewhere I would wonder.
The double beams should be secured to each other with through bolts.
The supportive columns should  each be ... more

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