These structural planes graphically define the structural elements; furthermore, these elements are based on the standards for their drawing and interpretation. this kind of plans serves to allow the conduction in the materialization of a work; for this reason; it requires possessing order in succession to the construction process; by recording each process in a general way; also displaying the details of each structural section that forms it. for its best interpretation, details of foundations are established. beam and mezzanine slabs details of columns and beams. structural cuts and details.