Tpephis project is to convert an existing bedroom in an existing singlew family dwelling into a new nail salon per approved home occupation under CAA00-00234 Home Occupation..There is to cutting out of a section of an existing 1/2 basement wall to recieve a new 30-68 door, the placement of a new ext. stair and landing to access the remodeled area. Stair treads are to be min of 7/11..