Here s the code citation.
Roof crickets and saddles.
Roof crickets are found on the high side of a chimney or when one roof meets another.
The cricket or saddle basically rests on top of the house roof to visually extend the porch roof gracefully into the house roof.
A roof cricket is a ridge structure designed to divert water on a roof.
The roof cricket is normally the same pitch as the rest of the roof but not always.
Installing a roof cricket.
According to the residential edition of the florida building code r903 2 2 and the international building code ibc the high side of any chimney or other roof penetration that is more than 30 inches wide requires a cricket or saddle.
Roof crickets can be covered with metal flashing or with the same material as the rest of the roof.
Skylights installed per code are the only exception.
This beam will provide the backbone for the cricket or saddle.
Smaller crickets are covered with metal flashing and larger ones can be covered with the same material as the rest of the roof.
Crickets are also often referred to as saddles in this context.