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Masonry Lintel Point Load

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DJYork

Structural
Sep 22, 2004
57
I am designing a lintel that supports CMU wall. The effective 45-degree triangle is being utilized for design. There are a few point loads that are need to be incorporated into the design. I have all these loads figured, but my question is: Are the point loads that are in the effective area dispersed as a uniform load or a triangular load?

This is a little difficult to explain, what I am looking to perform, but if you have the Masonry's Designer's Guide 4th Edition, view pages 11-25,26 and figure 11.4-9. The shaded area from the point load, how is that dispersed on the lintel. Thanks for the help, and sorry for the confusion this may cause.
 
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It looks like its a triangular load partially distributed on the lintel, the dark shaded triangle. That's in the last paragraph before 11.4.5 on 11-25.
 
It is applied as a distributed load. The magnitude of the distributed load is w=p/a. p=point load. a=1.15*h. h is the distance from the application of the point load, i.e. top of wall, to the top of the lintel. The point load spreads at a 30 degree angle from vertical. only apply the distributed load to the appropriate length along the lintel from geometry.
 
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