NA TIONAL RESEARCH COUNCIL DIVISION OF BUILDING RESEARCH
SUPPLEMENT TO THE
BUILDING CODE FOR THE NORTH
ERRATA
Page 7 - PERMAFROST MAP
Users of this Supplement should disregard permafrost chart No.9 on page 26 and 27. The folded map on the inside back cover should now be used. The legend at the top right corner of this map is the guideline for interpretation of the distribution of perInafrost areas in the North.
Page 42 - Fifth line should read: "See Fig. in CBD 64. It
Page 42 - Third paragraph, fourth line should read: lIannual air te'mperature. n
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