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• <br /> Ms. Jessica Bradley <br /> Nelson Worldwide <br /> Plan Check Number: B1909-009, First Building Review <br /> September 27, 2019 <br /> 7. Door 110 on Sheet A2.1 has less than a one-foot clearance on the latch side for the push- <br /> direction. The Door Schedule on Sheet A6.1 specifies Hardware Group Type G for Door 110, <br /> which includes a latch and a closer. The door shall have a minimum 12-inch clearance for the <br /> push direction per ICC A117.1-09 Figure 404.2.3.2(b). The door shall be revised to provide and <br /> specify the minimum clearance. See IBC Section 1101.2. <br /> Energy: <br /> 8. The proposed tenant improvement includes constructing a "B"occupancy area inside the <br /> existing "S-1"occupancy, with the former being a heated space and the latter being a semi- <br /> heated space. Heated spaces within semi-heated spaces shall be insulated the comply with the <br /> exterior envelope requirements. See WSEC-15 Section C402.1.1.1. The following comments <br /> shall be addressed: <br /> a. Several of the wall details on Sheet A8.1 indicate R-38 batt insulation above the ceiling. <br /> The drawings shall provide a clear requirement that minimum R-38 continuous insulation <br /> shall be provided above all heated spaces, such as in the"Energy Requirements"section of <br /> Sheet AN-0 or the"Ceiling Notes"section of Sheet A2.2. <br /> b. First Floor Plan 1/A2.1 specifies Wall Type 9 separating the space from the adjacent space <br /> to the north. Detail 9/A8.1 shall specify a minimum insulation of R-13 plus R-10 continuous <br /> along the office area. See Table C402.1.3. <br /> c. First Floor Plan 1/A2.1 shows a concrete wall between Offices 118 and 119. The concrete <br /> wall does not have a thermal break with the exterior. The interior furring walls shall specify <br /> a minimum insulation of R-13 plus R-10 continuous. The walls should extend the full length <br /> of each side of the wall and wrap around the end. See Table C402.1.3. <br /> d. The Main Entrance at Reception Room 101 has stepped exterior concrete wall panels furred <br /> with non-bearing walls on the interior side. The furring walls do not overlap. The furring <br /> walls shall lap sufficiently to provide a minimum thickness of insulation over the ends of the <br /> concrete panels. <br /> 9. First Floor Plan 1/A2.1 shows the new girts per Plan 1/S1.1 (i.e., "strongbacks" per Key Note 10 <br /> on Sheet A2.1). The girts are connected tight to the wall per Plan 1/S1.1, but shown outside <br /> the furring wall on Plan 1/A2.1. The girts shall shown tight to the wall, and the furring shall <br /> wrap around the girts to provide the required insulation. Note that a girt does not occur at Grid <br /> K per Plan 1/S1.1. See IBC Sections 107.2.1 and 1603.1, and WSEC-15 Section C402.1.1.1. <br /> Miscellaneous: <br /> 10. Details 1/A8.1 and 6/A8.1 both appear to provide top and bottom wall connections for the <br /> interior non-bearing walls. It is not clear if the details are redundant or address different <br /> conditions. The requirements for the top-of-wall connection in both details is incomplete, <br /> especially for Detail 6. The brace size, spacing, and connections at each end shall be specified. <br /> The braces and connections shall be adequate to resist out-of-plane loading on the walls per <br /> IBC Section 1607.14. Note that Detail 1 appears to rely on transfer of loading through the T- <br /> bar of the acoustic ceiling system; the load path should be revised unless shown be analysis to <br /> be adequate. See IBC Section 107.2.1 and 1604.1. <br /> O3200 Cedar Street 0 425.257.8810 everetteps@everettwa.gov <br /> Everett,WA 98201 425.257.8857 fax everettwa.gov/permits <br /> age 3of5 <br />