Since I'm not 'bob the builder' I asked the same question, they take strap metal that has a j hook on the bottom an as they pour the concrete into the lentil they shove these straps in hooking them to the steel and when they set the trusses the straps are wrapped and nailed to each one.
This garage will be for storing a 53 chevy pickup that belonged to the 'girl on the other end of the couchs' father, I know but it was her dads, what can you do. It will also hide the new kia she bought. It is big enough for a work area or I could squeeze another fox in there,
30x24 with space in the attic for more gt40 tubular intakes!
Oh, and somebody's fishing gear. I forget who.