Roof Roof Definition Construction

The framework or primary structural components rest on the walls and columns of the structure and these support the roof deck or the sheathing which in turn carries the roofing assembly.

Roof roof definition construction.

Roll roofing that is covered with ground talc or mica instead of granules coated. The walls and columns may have girders framing into them. Domestic roof construction is the framing and roof covering which is found on most detached houses in cold and temperate climates. A roof is the top covering of a building including all materials and constructions necessary to support it on the walls of the building or on uprights providing protection against rain snow sunlight extremes of temperature and wind.

The finished underside of the eaves. A roof is built upward from the structure below. Roof flashing is an essential way to prevent leaking through your roof. A mansard roof is a four sided roof with two steep roof planes that meets with a flat plane on the top often punctured with dormers.

The degree of roof incline expressed as the ratio of the rise in inches to the run in inches. An upper limit. Certain areas of your roof and walls can be more susceptible to leaks and water damage. Roof framing in this chapter we will introduce you to the fundamentals of roof design and construction.

Section 1502 definitions 1502 1 general. The roof of a dwelling conventionally designating the home itself didn t have a roof over my head they share the same roof. The characteristics of a roof are dependent upon the purpose of the building that it covers the available roofing materials and the local traditions of construction and wider concepts of architectural design and practic. For example roof slope of 4 12 has a 4 inch rise every 12 inches.

Unit rise is a is a snonym for slope or roof slope. What is a membrane roof. The provisions of this chapter shall govern the design materials construction and quality of roof assemblies and rooftop structures. For example a 3 12 roof has a unit rise of 3 of height increase or rise per 12 of horizontal run or distance.

A roof is part of the building envelope. Normally a roof span is the same as the building width between the outer edges of the wall top plates. Roof assemblies and rooftop structures section 1501 general 1501 1 scope. The flashing acts as a sealer in between the joints in the roof which is an efficient way of keeping water out.

Such roofs are built with mostly timber take a number of different shapes and are covered with a variety of materials. Beams rest on or are connected to girders. We will then discuss the framing square and learn how it s used to solve some basic construction problems. Material used for a roof.

Definition of roof span. The vertical change in height per unit of horizontal distance or run. The cover of a building. The highest point.

But before discussing roof framing we will first review some basic terms and definitions used in roof construction.