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.
Quick Answer. According to Occupational Safety and Health Administration (OSHA) requirements in the U.S., the majority of stair handrails must be between 30 and 37 inches in height. The measurement is from the upper surface of the handrail to the surface of the tread, which is in line with the face of the riser at the forward edge of the tread. Keep Learning.