Metal Flat Roof Truss Design

While this article focuses on configurations we also have a very cool set of illustrations showcasing the different parts anatomy of roof trusses.

Metal flat roof truss design.

Typical residential loading covers standard decking and shingles metal along with the sheetrock on the ceiling. Paint dipped for rust protection. What you ll need if you want to build a flat roof then you will need to build a flat roof truss. Made in the usa.

Flat roof truss design is used in intermediate flat structures because its spans are not of a much higher range. Top general geometry for efficient structural performance the ratio of span to truss depth should be chosen in the range 10 to 15. Just as there are many types of roofs with many roof parts there are many different types of roof trusses this extensive article explains through a series of custom truss diagrams the different truss configurations you can use for various roofs. U s steel truss is a direct source for steel truss and components for contactors and private labelers that want to put their own building packages together.

The load span tables shown below demonstrate only a tiny subset of the possible combinations available with trussteel cfs roof trusses. These are designed to span the space between two load bearing walls and take the weight from the roof onto these walls. As we will see below there are several different types of designs and this will impact the angles and designs of the overall truss. They are used in construction of roofs of fairly large objects such as shopping malls logistical parks and warehouses.

These structures generally have a flat roof structure because they are already at a high height. This is crucial for truss design because otherwise the trusses may not be built to handle the appropriate load. Flat the most economical flat truss for a roof is provided when the depth of the truss in inches is approximately equal to 7 of the span in inches. We can help you design pole barns to meet so many needs we supply a wide range of steel trusses.

The truss is a framework consisting of rafters posts and struts which supports your roof. When spaced 10ft they will withstand 110mph winds and 32 lbs ft snow load. Typical roof truss design spans.