A witness may testify to a matter only if evidence is introduced sufficient to support a finding that the witness has personal knowledge of the matter. Evidence to prove personal knowledge may consist of the witnessâs own testimony. This rule does not apply to a witnessâs expert testimony under Rule 703.
Max. rise is now 7-3/4, and minimum run is 10, nose-to-nose, with at least a 3/4 bullnose required, so the step is actually about 11 long. For commercial or multi-family stairs, it is still 7 max and 11 min.ax. rise is now 7-3/4, and minimum run is 10, nose-to-nose, with at least a 3/4 bullnose required, so the step is actually about 11 long. For commercial or multi-family stairs, it is still 7 max and 11 min.
Submit. Â· just now. Report Abuse. Well, if you climb it like a regular person, it would take a looooooong time, but if you climb it like the runners who race up those stairs every year in the Empire State Building Run Up race, it would take under ten minutes to climb all 1576 stairs (see links, below). Good luck!... :-D.