Specification for Timber Frame Construction
Specification for Timber Frame Construction
Specification for Timber Frame Construction
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and spacing requirements. The smallest geometry factor, specified in Section 11.5.1 of<br />
the ANSI/AF&PA NDS © , <strong>for</strong> any peg in a group shall apply to all pegs in the group.<br />
3.4.10 Tenon size and quality<br />
3.4.10.1 Tenon Size: The thickness of a tenon shall not exceed one-third the breadth of the face<br />
of the mortised member that receives the tenon.<br />
3.4.10.2 Tenon Quality: Tenons shall be fabricated in a manner and location such that the<br />
strength of the tenon is not disproportionately reduced from that of the member due to<br />
the presence, size, and location of knots, shakes, slope of grain, pith, and other defects.<br />
3.4.11 Mortise Placement<br />
Mortises shall be placed such that the minimum side-wall width w s on each side of the mortise is<br />
not less than the width w m of the mortise (see Figure 3B).<br />
TFEC 1-2010 Standard Page 23 June 2010
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