Although some folks on this forum do this in their garage, you will probably find more information on other websites. Ultimately, you're talking about the art of welding in replacement panels. If you are ready to be patient and learn....
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I think the RAB lights are good quality at a fair price. https://www.prolighting.com/commercial-lighting/led-shop-lights-and-commercial-lighting.html?brand=804&length=500 Over spec them and then use the dimming feature to fine-tune.
But you need to know your plan to get the correct amount of...
Double what you expect.
You won't really get an idea until you get some bids. Things are crazy right now. Is the site prep done? Pole or stick built? Any electrical? Heat? Insulation? How much DIY?
My guess is at least $120K
Don't know how I missed your build until now. It's really looking nice. And sooo much faster than my COVID build.
You've really got me thinking I might need a skid steer....................
How do you plan to use the lift? If you are moving different vehicles in and out of the lift, the space in front will be waisted. If you're going to leave something up there for a while then I guess you can store stuff behind it.
You can add the loft later, but do the design work now so...
My posts vary from 6" to 10" deep, so I needed to sandwich them with the 2x6. You could just toenail the girts. You may need verticle support in the middle of the span to keep them from sagging. Use treated for the sill plate. On edge will probably work fine
If you keep the romex up tight against the post you can maintain the 1 1/4" requirement since your girts are 1 1/2" thick. Common practice and I passed inspection with no issues.
The general layout is fine. But I don't think you will be happy with 50 fc if you're trying to do any kind of work. Especially art. I would go for 80-100 fc. You'll probably get many different opinions on this. But this is mine. And it's free!
BTW as you get older, you'll tend to...