Rocky Geans

Rocky Geans's Posts

Q&A: Garage Slab Drainage

Q. How should a garage slab be sloped for drainage toward the overhead door? At 1/4 inch per foot on a 24x26-foot foundation, the height difference from front to back would be more than 6 inches. Do I need to grade the sand and gravel sub-base at the same slope so the slab can have a uniform 4-inch thickness? Read more

Posted on:
JLC Field Guide
Close X