Waterworn gravel used for surfacing a built up roof. But now, flat roofs often are constructed with fewer layers because of improved waterproofing technology. This could mean flat roofs may not raise the same red flags they used to. Types of roofs the most commonly used types of pitched roof construction are the gable, the hip, the intersecting, and the shed or leanto. Everything you need to know about flat roofs, from. The national roofing contractors association nrca offers a robust website and resources geared for contractors about everything roof related.
Flat roof construction manual by klaus sedlbauer, 9783034606585, available at book depository with free delivery worldwide. Strictly, a pedestal at the corners or peak of a roof to sup. This will give additional stability to the roof structure. Visit our blog to learn more about the importance of cleaning your facilitys roof asphalt. Buy flat roof construction manual detail construction manuals 2nd revised edition. Book recommendations, author interviews, editors picks, and more. A planning primer on the construction, materials, and building physics of flat roofs indepth presentation of individual roofing layers and design types flat roofs. Some observers suggest its harder to replace a flat roof than a traditional pitched shingle roof because of the labor required to remove its layers especially on older flat roofs. A roof s slope is the number of inches it rises for every 12 inches of horizontal run. This article covers all manner of flat roofing venting methods and details on how to build a flat garage roof and how to frame a flat roof, and also encompasses flat roofs, roof decking, roof coverings including flat roof felt, how to prevent leaks at abutments, timber flat roof construction details, and parapets, and common. Slope a roofs slope is the number of inches it rises for every 12 inches of horizontal run.
The term filigree construction refers directly to the. Therefore, sound insulation is also considered in detail in this book. Pdf flat roof construction manual download full pdf. Flat roof pitched roof repercussions for the building envelope. Thirteen fundamental roof types and the relevant materials including thatch, wood, slate, tile, concrete, fibrous cement, bitumen, glass, metal, membranes, and synthetic materials are documented in. A complete guide to commercial flat roofing systems. Then, this roofing timber will be placed on top of the steel. The basic construction of a flat roof starts with roofing timber that is laid across two upright items, usually two walls. Roof framing in this chapter, we will introduce you to the fundamentals of roof design and construction. With numerous choices for commercial flat roofing membranes, learn how to. Roof type a concrete warm roof flat roof structure of insitu or precast.
Common roofing terms an illustrated glossary hometips. Klaus sedlbauer materials wolfgang zillig 2 flat roof construction. Flat roof construction manual detail construction manuals. A measurement of roof area that equals 100 square feet an area 10 feet by 10 feet. A roof with a 4in12 slope rises 4 inches for every 12 inches of horizontal run. Bre book roofs and roofing performance, diagnosis, maintenance, repair and. Technical manual for the design and construction of roofs. A dark brown or black bituminous substance found in natural deposits or, more commonly, left as a residue from refining petroleumbased substances. Explanation of terms the following terms are included to provide clarity to their. The edge of a roof which runs from eaves to ridge at a gable. For additional stability, you can also use steel joists that are built into one or both of the walls. To search the glossary for a specific word or phrase, hit the ctrl and f buttons on your keyboard simultaneously and enter the keyword you wish to search for. Epdm follows next, capturing 22 percent of market share for new construction. The terms pitch and slope are simply two different ways of expressing the same measurement.