Pitched Roof or Sloping Roofs

A sloping roof is known as a pitched roof.the definitions of technical terms used in connection with the pitched roofs are given below.

 

Learn-to-roof: This is the simplest form of sloping roof, provided either for a room of small span, or for the verandah. It has slope only one side.

Gable:A gable is the generally triangular portion of a wall between the edges of a sloping roof. The shape of the gable and how it is detailed depends on the structural system being used (which is often related to climate and availability of materials) and aesthetic concerns. Thus the type of roof enclosing the volume dictates the shape of the gable.

Hip Roof: The hip roof has four sloping sides. It is the strongest type of roof because it is braced by four hip rafters.

Ridge:It is the apex line of a sloping roof.

Ridge vent: A ridge vent is a type of vent installed at the peak of a sloped roof which allows warm, humid air to escape a building's attic. Ridge vents are most common on shingled residential buildings.

Hip: It is a ridge formed by the intersection of two sloping roofs.

Hip rafter:These are the wooden members, which form the hip of a pitched roof.

Valley: It is a depression formed at the intersection of two sloping roofs.  

Valley rafter: These are the sloping rafters which run diagonally from the ridge to the eaves for supporting valley gutters. They receive the enfs of the purlines and ends of jack rafters on both sides.

Rise: It is the vertical height measured from the lowest to the highest points.

Eaves: The lower edges of a roof which are resting upon or projecting beyond the supporting walls are know as the eaves. Sometimes a thin board of wood is provided at the eaves to cover the ends of the common rafters. Such a board is known as and eaves board pr facia board.

Batterns: These are the thin strips of wood which are fixed on the rafters or ceiling. They support the roof ceiling.

Wall plate: These are long wooden members embedded in the walls to hip to the eaves or from a ridge to a valley.

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