How to calculate the effective span of a cantilever beam?

Here, the calculation steps of the effective span or effective length of the cantilever beam are shown. Link for "How to calculate the effective cover & effective depth of a cantilever beam?" Article link: https://www.paramvisions.com/2021/12/how-to-calculate-effective-cover_23.html Video link: https://youtu.be/1TFNwhNhgH0