How to Build a Deck Over a Concrete Patio (DIY)
To keep step heights equal, you’ll have to raise the treads by the same distance you raise the patio (2-1/2 to 3-1/2 in.). On concrete steps, that’s a straightforward job: You can treat them just like the patio, screwing sleepers to the treads and risers and decking over them. Read Next.