Of or relating to the third stage of psychosexual development in psychoanalytic theory, from about ages three to six, during which gratification is focused on sensations associated with the genital organs. The phallic stage is preceded by the anal stage and followed by the latency period. phalâ²liÂ·calÂ·ly adv.
Treads and Risers. The tread size (min 10ins / 25.4cm) is dictated by the average adult foot size, although it is not necessary to be able to fit your entire foot on a tread in order for walking up the stairs to be both comfortable and safe. The riser height (max 7Â¾ins / 19.7cm) is limited by the way in which we come down the stairs.
Code regulations for stairs use measurement proportions to determine the safest heights, rise and treads for a staircase. North Carolina does not have a uniform building code for all counties. Each locale can require different measurements for the length, tread and rise of the stairs so be sure to check with your local government authority. Requirements The building code uses proportions to determine the best height, depth and rise of a step. Generally, the stair's rise (or the height of each step) must be between four inches and seven inches to create a safe stepping distance.