Flat Roof Framing Nz

Of course you don t need to live in a modern house to deal with a flat roof.

Flat roof framing nz.

Off site roof framing consisted of prefabricated timber trusses while on site roof framing consisted of a framework of rafters ridgeboard or a ridge beam underpurlins and underpurlin struts and collar ties and cleats. Contemporary designers frequently aim to produce the same clear and simplified forms that appeared at the beginning of the 20th century but are now free to use a wide range of new materials and construction techniques that reflect present day technology. May 9 2017 explore bernice ohene s board flat roof construction on pinterest. The rafters of a hipped roof which span between the ridge board hip rafter or valley rafter and the wall framing top plate may be common hip valley and jack rafters.

Today flat roofs are used by architects for the same reasons that they became a cornerstone of modernist architecture. This is a completion video of a flat roof framing. This will help you create a flat roof framing plan. Flat roofs are always built at a slight incline at least 1 8 inch per foot.

Roof pitch the roof pitch is the numerical measure of how steep or shallow a roof is. Skillion or exposed rafter roofs were framed up on site. Roof framing hip and gable roofs the roof structure was typically a nailed timber roof frame constructed on site in either a hipped or gabled configuration. See more ideas about flat roof roof roof construction.

Flat roofs aren t architecturally logical as rain and snow will shed much more quickly off a sloped roof. Some roofs actually slope in several directions ensuring optimal water runoff. 3 inch rise per 12 run is a 3 12 pitch roof. This is a completion video of a flat roof framing.

In the u s it is defined by the rise in inches to a 12 run. Yet for historic modern style buildings like this old house s cambridge tv project flat roofs are at the core of the architecture meant to reflect the broad horizontal lines of the natural landscape. Roof framing the roof could be constructed on or off site. 4 12 through 9 12 are the most common pitches.