Monday, August 22, 2016

Why would an inclined column be designed any differently than a vertical column?

Why would an inclined column be designed any differently than a vertical column? 
If it is a gravity column then it is pinned-pinned and has essentially axial load only. It would obviously throw some additional lateral load on the lateral system, but that's not of concern for the design of the actual inclined column (again, assuming it is a gravity column). If it is a lateral column, again, why would the design be any different?

Tuesday, August 16, 2016

Diagonal cracking in wall pier masonry

Diagonal cracking in wall pier masonry is typical damage of shear seismic forces. It's different if cracks appear in wall pier masonry or in sill masonry: