3229 WETMORE AVE 2018-01-02 MF Import

c Plan Check No. B 57335 January 2, 1998 Page 2 of 3 The exterior walls of this type V 1-hr building shall be a listed one -hour assembly. Currently, the exterior side of the walls are shown unprotected per Section A/13. Table 5-A The cripple wall shown in Section A/13 (and typical) should be shown bearing completely on the concrete foundation wall below, or calculations provided which shows the capability of the plates to resist the loads in compression perpendicular to grain, and any overturning loads induced due to the eccentric loading. Fire blocking should be shown in the I" air space at the floor to wall junction of Detail 12/14. Section 708.2.1 ` The series of TJI should be specified for each intended size shown. �/ 7� The stair landings and similar surfaces exposed to the weather should be waterproofed and sloped a I/ minimum of/. unit vertical in 12 units horizontal (2% slope) for drainage. Section 1402.3 Water-resistant gypsum sheathing should be specified f.,r the stair landings where one -hour fire - protection is required. A weather resistive barrier should be installed over this GWB per Sections 1402.1 and 2511.1. \ 1 9. A minimum of class C roof should be specified on the plans. Table 15-A V Exiting �,V The stair rise (4 inches minimum, 7'/2 inches maximum) and run (10 inch minimum) should be shown on Detail 1/11. Section 1006.3 /2' All stair enclosure doors shall be specified to have a temperature rise not exceeding 450 degrees. V/ Section 1009.3 The ceiling of the stair enclosures is required to be a complete one -hour fire -resistive assembly, otherwise the walls of the enclosures should continue to the underside of the roof sheathing. Section 711.2 /A. The attic access hatch within the stair enclosures are not permitted and should be relocated to another area. Section 1009.3 L---S All openings in the exterior wall of the building which are within 10 feet of unprotected openings in the interior stainvays should be protected with fire assemblies having a 45-minute rating. Thesc assemblies should be fixed, self -closing, or automatic closing. Note that the garage door would also have to comply with this requirement. Openings in the top floor are exempted. Section 1006.11