willie59
Administrator
Thanks ATCOEQUIP, that was a great reply. That was a long post which you obviously put a lot of effort into and I appreciate it, my knowledge on OH doors has been greatly expanded. :notworthy
Ahh, it was no effort mate, just stuff I've got buryed in the various files of my cranium. Would be a shame if I were to pass away and never share these tidbits with others for their benefit.
Another thing I've noticed about using tall sectional doors in a shop bay is you have to make sure not to locate a light above them, otherwise when the door is up it blocks the light. Also, being in the area you're in, it would be a great advantage to having insulated doors of either type, sectional or roll up. Insulation, although it's light weight, still yet adds some weight to the door, which the roll up doesn't mind, but it bears more load on the rollers of sectional doors. You would be wise to spec 3" tracks and rollers on a large insulated sectional door. I think once you get a price on a sectional of that spec, you're going to get near the cost, maybe a bit less, than the cost of a roll up door.
And I like JD's idea of a 4' stemwall to set a pre-fab building on, makes for a durable building inside and out.
Oh, and one more thing, very important, on either door of this size, sectional or roll up, you're more than likely going to have an electric operator on it. MAKE CERTAIN that the push button to control the door is located near the door, not across shop somewhere, and that the down button is wired for constant push to lower door. You're mechanics and such may gripe a little because they have to stand there and hold the button to lower the door, but trust me, I used to make a good living going out and repairing doors that were wired for momentary contact on down button and a worker would push "down" and walk away, not noticing that shipping crate or pallet leaned against door jamb on opposite side of door. Yep, certain discombobulation and door out of service.
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