They are attractive interesting durable and strong.
Long span timber beams.
Treated mechanical beams are constructed based on the required load and span and are composed of layers of treated timbers or lumber held together by an ultra high quality glue and fastened with high strength hardware.
A 2 2x10 can span 10 feet and so on.
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They offer exceptional straightness uniform depth and dimensional stability.
When supporting joists that span 12 feet with no overhang beyond the beam a double ply beam can span in feet a value equal to its depth in inches.
Calculating the span of a beam requires using various factors that you need to first determine for a structure where the beam is being used.
In many instances a strategically placed engineered long span timber beam can do the job just as well and looks so much better.
The distance over which a wood beam bears a load when used for support is its span.
I beams are high strength long span structural timber beams which are used for residential and commercial applications.
The numbers in gray indicate the distance between the support posts.
A double 2x12 beam can span 12 feet.
The span of any wood beam depends on many factors such as type of wood weight of the load and overall size of the beam.
As a result a cedar douglas fir or southern yellow pine long span beams offers less cost less complexity better flow and simpler safety management.
Dimensional lumber deck beam span chart.