Illinois Society of Architects · Chicago · leaf 510
da defect. Checks. 5. A check is a lengthwise separation ofthe wood, which occurs usually across therings of annual gi-owth. 6. A surface check is a check occurringon the surface of the piece. 7. A small surface check is a perceptibleopening not over 4 inches long. 8. A medium, surface check is one… … 510 11. A throug-h check is one extendingfrom one surface through the piece to theopposite surface or to an adjoining surface. 12. A heart check is one starting at thepith and extending toward but not to thesurface of a piece. Cross Breaks. 13. A cross break is a separation of thewood cells across…
Architecture · Building · Architects
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