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' � • ( <br /> leff McFall � <br /> March 1,2000 <br /> Page 3 of 5 <br /> 7. The fire-resistance should be clarified for Stair Enclosure #3 ad�acent to the ladder at �he upper � <br /> roof level. Section 10053.33 ' <br /> 8. The perimeter/si.�:,�rel beams as shown in Detail 4/A4.02 arc pazt of d�e structural frame and <br /> should be shown with a minimum two-h�u�fire-protection. Section 601.4 <br /> 9. All members (steel in exterior walls specifically)clrrying masonry or concrete walls should be <br /> fire protected with minimum one-hour protection. Pire protection may be ornitted at the bottom <br /> flange of short span lintels (6 feet or lessj, shelf angles and plates that are not part of the <br /> structural frame. Sections 704.4& 704.5 <br /> 10. Walls and listings as shown on Sheet A8.01 which are not used should be removed. <br /> 11. UL listing U906 requires that the minimum thickness of CtviL1 blocks be 5-5/8". "i'he 4" <br /> nominal CMU option for wall type MB should removed, or an altemate listing should be <br /> shown. <br /> 12. UL listing U901 requires minimum 8" thick nominal CUM Biock. VVall rype MB should be <br /> clarified to show this requirement. <br /> 13. UL listing U493 requims a minimt m I" gap between rows of studs. Detail KA on Sheet A8.01 <br /> should be revised. <br /> 14. UL liating U493 requires lateral bracing. The requirements should be p�ovided on the plans for <br /> wall types KA and L.4. <br /> l5. [t should be clarified why wall types LA, R and RA use three layers of GWB when only two <br /> are required for the listings specified. <br /> 16. UL listing U448 requires mineral wool batts within the wall cavity. Wall type G should be <br /> revised. <br /> 17. The GWB used in UL listings U428 and U429 is proprietary. The manufacturer and type <br /> should be ones that are shown in the listing. <br /> 18. The listing GP/WA #180 as specified for wall types U and UA should be provided for review, <br /> It should be clarified where the three-hour shaft walls will be located. 1 <br /> 19. All permanent partitions should be shown on the floor plans as minimum of one-hour fi�e- <br /> resistive construction for the shell submittal. Sections 601.5.2.1,603.1 and Table 6-A. <br /> 20. It should be clarified that the roof drains in Detail 2/A4.22 are combination roof/overflow (the <br /> drain lines should be shown as sepazate from the overflow lines). Section 15063 <br />