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Roof Framing: collar ties, rafter ties, tension beams & structural ridge beams: many of these can offer the roof and stop ridge sagging and wall spreading.
Roof framework definitions & help alternatives for sloped roofs, cantilevered roofs & cathedral ceiling roofs.
This informative article series describes and illustrates different types of support that prevents roof sagging and wall bulging at buildings, including definitions of collar ties, rafter ties, and ridge that is structural.
Minus the proper support of rafter ties or a structural ridge, a typical gable or sloped roof will droop downwards while pushing the building walls outwards towards a disaster such as for instance that shown inside our web page top photo of a barn in Amenia, NY: the failure of rafter ties in this building combined with snowfall loading in Amenia, nyc, pushed the ridge down and the walls outwards as the building slowly settles right down to our planet.
Right Here we include sketches of collar ties, rafter ties, and ridge that is structural also illustrations of collapsing and collapsed structures where these roof rafter ties were lost or omitted.
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