Double roof structure

12,656 views 11 slides Mar 19, 2018
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double roof system


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DOUBLE ROOF HARSHADA BHANDARKAR. TEJAS DHURI. MRUNMAI GHORPADE.

ROLES OF ROOF ROOF IS PART OF A BUILDING ENVELOPE. It is the covering on the uppermost part of the building or shelter which provide protection from animals and weather, notably rain or snow, but also heat, wind and sunlight. The elements in a design of a roof are: 1. The materials 2. The construction 3. The durability The shape of roofs differs greatly from region to region. Climates and materials are the main influences the shape, structure and outer covering.

ROOF IN TROPICAL CLIMATE PITCHED ROOF :

DOUBLE VOLUME -ALLOW VENTILATION FROM ROOF SPACE ABOVE -CATCHES WIND AT HIGH VELOCITY DOUBLE ROOF CONCEPT - EXTRA OPENINGS AT THE ROOF GAP

TYPES OF ROOF Traditional roofing can be divided into Pitched-Roof and Flat Roof. There are three main types of pitched roofs namely Single Roofs Double Roofs Trussed Roofs Trussed rafter roof – modern construction “A double roof is a roof whose rafters are of such a length that they require an intermediate support. This support is usually a beam which is secured under the rafters at a point half way between the ridge and the wallplate . This beam is known as a purlin.” “A timber framing system in which the common rafters rest on purlins which provide intermediate support.”

DOUBLE PITCHED ROOF In modern terminology, double-pitched roofs are also known as double roofs and are constructed of lightweight roof trussers called trussed rafters. The terminology for the roof in general is double pitch roof truss or double-sloped roof. In fact, double-pitched roofs nowadays can be implemented within a whole variety of designs and combinations of double roofs. Mostly depending on the size and shape of the ground floor plan, double-pitched roofs apply to the plan of the building accordingly. Below, we present a drawing in which you can see a house in building with a partly hipped roof with one gable and one hipped end. Just so you know, a fully hipped roof has no gables and its eaves run round the perimeter of the roof of the house. Also, they are of the boxed or enclosed type The use of double roof structure is to reduce heat gain In climate responsive design.

Super insulated double pole roofs can be built very inexpensively using small diameter wood poles that can often be acquired for the cost of a firewood permit

The double-pitched roof is a traditional and most often used type of roofing. Although it can be at best described as a triangle that consists basically of two surfaces being connected with a ridge in the top, they are additionally supported by a ridge connecting the load-bearing walls through the top. The triangles in the end are called gables, and their main advantage is the installation of windows so that natural light comes inside of them. The best part about double-pitched roofs is the fact that there can be various types of roof covering installed to it, even coming from the lowest outcrop. Although they are being classified as both symmetrical and asymmetrical solutions, double-pitched roofs are mostly symmetrical with equal surfaces and are considered as a perfect triangle. The asymmetrical ones, on the other side, usually have their roof ridges placed aside from the center as their roof surfaces differ in their length and covering area . In a nutshell, when aesthetics comes into play, the designs are certainly interesting but may negatively affect the usage of the building area below the roof itself

Double-pitched roof can be classified as symmetrical and asymmetrical. The first option is the most popular. It has equal surfaces and can be considered as a perfect triangle. Asymmetrical roof has the roof ridge placed not in the center and the roof surfaces are different by length and area. From the aesthetic point of view – it is very interesting design but it negatively affects the usage of building area below the roof.

DOUBLE ROOF PAVILLION also known as GAZEBO Gazebo is a structure that often built in a park, garden or spacious public area. They provide shade, shelter, ornamental features, landscape , and a place to rest. PROVIDE ROOF LIGHTING AND HIGH LEVEL VENTILATION