2512 WETMORE AVE 2016-01-01 MF Import

. ' ( t� ; Ltr.J.Fullwiler(B0204-020) April 19, 2002 Page 4 3. The WATTSUN calculations require R-38 joist insulation. R-38 insulation is approximately 12-13 inches thick with a joist cavity space of 11-7/8. As the insulation is not allowed to be compressed, it should be shown how this will be accomplished. The master bathrooms should be shown to have minimum 50 cfin exhaust fans. Section 302.2.1, WSVIAQ The individual room outdoor air inlets as required by Section 302,3.5.5 of Ihe WSVL4Q should be shown on the plans - or other options as allowed under Section 302?.5. �Each whole house fan should be noted to have a sone rating of 1.5 or less. Section 303.4.1.2 WSVIAQ r Structural ' l. The building has �:n i[regular lateral load resistance path (cant.ilevered horizontal diaphragm) and therefore conventional constiuction bracing dces nut apply. Swctural plans, details and calculutions must be prepared and submitted by an engineer or amhitect licensed 6y che Statz of Washington for the lateral force . resistance system. Section 2320.5.4.2 � i 2. Lateral resistance should be detailed for the attached carport and entry porches. � 3. The second floor framing plan and detail on �heet 3 should show the candlever I� eonsuuction and Mfgr's required blockin.g and web stiffeners. As this is not convenuonal consuvction, an engineer from the joist Mfgr must approve the design (to include the length of overhang). 4. Beams should be shown supporting the second story bearing walls (overhang) at • the garage. Calculations and details should be provided. 5. The reaz elevation shows 5 posts supporting the second story, whereas the foundation plan shows 3. The intent should be clarified. 6. The beam to wall (carport roo�, post to beam and post to concrete connections should be rietailed on the plans. Any required hardware shouid be specified. 7. All t]oor and roof plate heights should be shown. 8. A detail for the slab-on-grade option should be pmvided. �