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[SEAOC] Stresses for incised preservative-treated wood[Subject Prev][Subject Next][Thread Prev][Thread Next]
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- Subject: [SEAOC] Stresses for incised preservative-treated wood
- From: GCHOCK(--nospam--at)aol.com
- Date: Tue, 2 Apr 1996 14:35:50 -0500
The City of Honolulu is proposing a code amendment to UBC section 2304.3.2 which would require consideration of the effects of incision on the strength of wood, and to Section 2317.5 to require that all unexposed Douglas-fir and Hem-fir with more than one inch thickness be incised to 0.3-inch depth. Incision is done with some termite treatments to achieve greater penetration into the member, and the Structural Engineers Associaton of Hawaii is aware that the Canadian Standards Association CAN3-086-M84 specifies an allowable stress adjustment factor Kt which varies from .70 to .85. However, we do not know of any U.S. standard or guideline/research on this issue. Would any of you be able to provide any further information or leads on this subject? Gary Chock,S.E. SEAOH and SEAONC ...
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