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.
Stair Dimensions for Straight Stairway Runs: Stair width, landing length. Stairwell width and stair landing platform requirements are summarized by these sketches courtesy Carson Dunlop Associates. The minimum recommended stair width is between 34 and 36 Across the width of the tread. Some codes such as CA/OSHA specify a minimum stairway width of 24 [35].. The minimum recommended stair landing length is 36 (or a length and width sufficiently greater than the swing of the door if a wider door is present.