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.
1 You may need to adjust for the thickness of pad and carpet; that is, for thicker carpet, you may need to align the strips at the center of the horizontal but moved about 1 inch (2.54 cm) from the rear. Consider carpet quality, design, and length and width. 2  Standard stair is 30 inches (76.2 cm) wide. 3  Allowing for 3 inches (5.08 cm) on either side to display the wood, you need 24 inches for each stair step and riser.