Many architectural symbols should look familiar to any experienced contractor and builder, but a typical homeowner may have difficulties deciphering the message. Some floor plans are technical because they represent objects using architectural symbols and annotations. Looking at the image is like observing a house through a transparent roof. Two-dimensional architectural drawings, such as floor plans, present a bird’s eye view of a construction project or an existing building. This post covers architectural symbols for 2D drawings and floor plans and how they are interpreted by companies.