Car factory with showroom and administration dwg

Unfinished 4th semester project. it has a factory (warehouse, parking lot, line of work, etc.); showroom with administrative area on the 2nd level (exhibition area; vendors' table; waiting area; reception; etc.) and an area for officials (guard; bathroom block with dressing rooms and shower; dining room; cleaning deposit; etc. ). the unfinished part is the connection of the access with the main avenue and the exterior area of officials.