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.
The tread width varies between the steel and wood treads for the same diameter stair. Wood cover treads are typically wider as they are made to fit over the steel frame of the stair. The final tread measurement is your tread overhang. This is simply the lip of your wooden tread over your steel frame. It has a standard measurement of 7.31â. Spiral stairs are a unique product that can be customized to meet all of your design specifications.