Metal Flat Roof Truss Design

The load span tables shown below demonstrate only a tiny subset of the possible combinations available with trussteel cfs roof trusses.

Metal flat roof truss design. Typical roof truss design spans. Paint dipped for rust protection. 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. These structures generally have a flat roof structure because they are already at a high height.

The truss is a framework consisting of rafters posts and struts which supports your roof. 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. As we will see below there are several different types of designs and this will impact the angles and designs of the overall truss. These are designed to span the space between two load bearing walls and take the weight from the roof onto these walls.

When spaced 10ft they will withstand 110mph winds and 32 lbs ft snow load. Standard truss designs are available from 10 wide through 100 wide clear spans with option for half trusses self supporting overhangs and mezzanine systems. Made in the usa. They are used in construction of roofs of fairly large objects such as shopping malls logistical parks and warehouses.

An advantage of the truss design for roofs is that ducts and pipes that are required for operation of the buildings services can be installed through the truss web i e. Top general geometry for efficient structural performance the ratio of span to truss depth should be chosen in the range 10 to 15. We can help you design pole barns to meet so many needs we supply a wide range of steel trusses. What you ll need if you want to build a flat roof then you will need to build a flat roof truss.

Every trussteel roof truss is a custom design based upon the unique load span bearing use and code criteria of a particular project. Typical residential loading covers standard decking and shingles metal along with the sheetrock on the ceiling. This is crucial for truss design because otherwise the trusses may not be built to handle the appropriate load.