Replace 40ft cast iron and stack to roof 2 bathroom for store with 2 wc and 3 lavs

Replace 200a service cable, total rewire of store w fire alarm as per 2008 nec & nfpa 72 (produce store)

Replace the sheetrock on the walls and ceilings. Level 1 alteration: shall comply with the provisions of chapter 6 of the international existing building code. To include the removal and replacement or the covering of existing materials, elements, equipment or fixtures using new materials, elements, equipment or fixtures that serve the same purpose. Must maintain all code required fire rating on wall and floor ceiling assemblies.