Roof Cricket Definition

Cricket a small peaked saddle constructed on the top of the basic roof and behind the chimney.

Roof cricket definition.

Roof crickets sometimes called saddles are raised roof planes built to divert water or snow. A cricket is a ridge structure designed to divert water on a roof. Generally found on the high side of a chimney or the transition from one roof area to another the cricket is normally the same pitch as the rest of the roof but not always. A cricket or saddle is a ridge structure designed to divert water on a roof around the high side of a chimney or the transition from one roof area to another the cricket is normally the same pitch as the rest of the roof but not always.

To begin you must know the pitch of the existing roof which is usually expressed as inches per foot of run. For example 8 12 roof will be 8 inches vertical to 12 inches horizontal. Noun any of several jumping orthopterous insects of the family gryllidae characterized by long antennae and stridulating organs on the forewings of the male as one of the species commonly found in pastures and meadows field cricket or on trees and shrubs tree 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.

Cupola a structure rising above the main roof. Crickets can be designed anywhere on the drainable surface and must be specifically located to drain those areas that are susceptible to water buildup. When a roof is generated automatically crickets will not be produced but they can be drawn manually using the roof plane tool. A cricket is generally not required.

Smaller crickets are covered with metal flashing and larger ones can be covered with the same material as the rest of the roof. A cricket is normally built up of tapered roof insulation prior to the actual application of the waterproofing membrane. Roof crickets can be covered with metal flashing or with the same material as the rest of the roof. The roof cricket is normally the same pitch as the rest of the roof but not always.

Roof crickets are found on the high side of a chimney or when one roof meets another. Skylights installed per code are the only exception. A roof cricket is a ridge structure designed to divert water on a roof. A cricket is a built up area on a roof or other drainable surface that will force the water from accumulating in difficult draining areas of the roof or other draining surface.

Dormer vents can be created using a similar technique. It is usually ornamental but may be used for ventilation. An elevated roof substrate or structure constructed to divert water around a chimney curb away from a wall expansion joint or other projection penetration. It is like a small roof.