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0286 Column Crushing - Floors - Columns
 
0286 Column Crushing - Floors - Columns -

Image Text: Floor joist > built-up beam > wood shims are often used at the top of columns > these may be cedar wedges (weaker wood and small bearing surfaces) that are particularly prone to crushing > wedges between column and beam mean that the beam is not well connected to the column > concrete block column > footing > concrete floor slab > gravel > floor joist > built-up beam > wood column > footing > concrete floor slab > gravel > with wooden columns, check for crushing at both the top AND the bottom > if there is crushing at the bottom, rot may be involved

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STRUCTURE, Footings and Foundations, Description, Problems, Floors, Sills, Columns, Beams, Joists, Subflooring, Concrete Floor Slabs, Walls, Solid Masonry Walls, Wood Frame Walls, Masonry Veneer Walls, Arches and Lintels, Roof Framing, Rafters, Roof Joists and Ceiling Joists, Collar Ties, Knee Walls and Purlins, Trusses, Wood I Joists, Sheathing

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