Yes, we've been doing wood frame design for many years, mainly custom design though. This type of large wood frame retail job with lots of repetition is new to us. I guess in some ways I should look at it like a big apartment building (which we have indeed done a lot of). In those cases our...
If there is a concern about the epoxy under chemical attack, consider chipping back concrete far enough to expose a few inches of bar, then install a coupler. Length of bar that needs to be exposed will depend on the size, as the couplers vary in length.
We've been asked to provide a proposal for a retail project in California, about 200,000 sf. Never having done a retail project this large, I've been asking around and it seems that some of my friendly competitors price these jobs on a $/sf basis, instead of a percentage of contstruction cost...