Domestic roof construction is the framing and roof covering which is found on most suburban ... Please help improve this article by adding citations to reliable sources. ... The steepness or roof pitch of a sloped roof is determined primarily by the ... Heavier under purlins or purlin plates are used to support longer rafter spans.
A timber roof truss is a structural framework of timbers designed to bridge the space above a room and to provide support for a roof. ... The simplest of trusses, it is commonly used in conjunction with two angled struts. ... a collar beam supported by a pair of arch braces, which stiffen the structure and help to transmit the weight ...
Most sloped roofs are supported by a purlin bracing system. A board the same size as or larger than that of the rafters is placed on edge perpendicular to the ...
some basic terms and definitions used in roof construction; we will then ... The hip roof has four sloping sides. It is the ... framework of all roofs are called rafters. They do for ...... of the house, common rafters also help to support the basic rafters.
bridging click to hear. Structure composed of two members forming an X and placed between the joists to reinforce them and keep them from deforming.
Learn about the basic types of pitched roofs and roof frame designs. ... the basic design and numerous combinations of design elements with construction methods. ... It is commonly used on lean-to structures, such as additions. .... a Shady Yard · How to Landscape a Sloping Backyard · Groundcovers and Plants to Use As ...
Learn how a white roof helps cool a building in hot sunny weather. ... Two main types of roofs are flat roofs and sloping ones. ... This type of roof was used as early as the temples of ancient Greece and has ... Vaults and domes do not require a supporting framework directly below the ... building construction: Timber frames.
Mar 25, 2013 ... ARCH: A curved structure that will support itself and the weight above its ... Primarily used in construction for chests and closet linings for its .... CROSS BRACING: Boards nailed diagonally across studs or other boards to make framework rigid. ... DORMER: An opening in a sloping roof, the framing of which ...
Traditionally, 2-by 4-inch structural lumber is used for the framed walls of one- story ... section of the wall and helps carry the weight of the joists and roof rafters. ... The header is supported by trimmer studs fitting between the soleplate and the ..... Conventional sheathing is attached to the framework with self-tapping screws.