Summary of Topics b0580_5_20090327_sum.htmlSubject 580
Bulletin Dated: March 27, 2009
SUMMARY OF TOPICS
The following changes in requirements to the Standard for Tests for Uplift Resistance of Roof Assemblies, UL 580, are being proposed:
1. The Fifth Edition of the Standard for Tests for Uplift Resistance of Roof Assemblies, UL 580, to be approved as an American National Standard including the following revisions; (a) the deletion of scope paragraph 1.4 (b) clarification that the frame size is a minimum in paragraphs 4.1 and 5.1 (c) inclusion of the allowance for wood test frames by revisions to Section 6 (d) addition of new paragraph 8.5 to clarify the allowance of plastic film during testing.