Porch Demolition, New Concrete Floor Nashville TN Porch floor demolition and disposal with re-pour of a concrete floor. The new floor is spaced to allow for a new brick resurfacing. This specialty project highlights Bedrock Sitework’s experience and expertise for even the most complicated projects. The old cracking floor has been removed and the site is being prepared for the new concrete surface. Preparing the forms and floor support system before pouring concrete.