> And you're going to need a good bit of engineering studies done before you start cutting that many holes in the floor. You can Swiss-cheese a pan and deck co

> And you're going to need a good bit of engineering studies done before you start cutting that many holes in the floor. You can Swiss-cheese a pan and deck concrete floor with core-drilled holes, the important thing is GPDR scanning before coring to avoid the pre- or post-tension cables embedded in the concrete.