What does florida code 704.3 Connections to offsets and bases of stacks mean ?.

[joer33304]

Can somebody explain below in layman terms or even better show it a drawing ?

Horizontal branches shall connect to the bases of stacks at a point located not less than 10 times the diameter of the drainage stack downstream from the stack. Horizontal branches shall connect to horizontal stack offsets at a point located not less than 10 times the diameter of the drainage stack downstream from the upper stack.

 

[Cjlambert]

Area of turbulence.