See this video created by Fehrs Tech of the construction of a Warren CAT Facility.
This is a time Lapse video of the construction of the new Warren CAT facility in San Angelo, TX. This building was completed in late 2017.

This building structure included conventional steel framing, load-bearing CMV walls, elevated concrete slabs and a concrete footing foundation. This facility also features polished concrete floors, 18,000 psi metallic floor toppings and four 10-ton bridge cranes.