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KPFF Consulting Engineers Project : <br />700 South Flower Street, Suite 2100 Job no. : <br />Los Angeles, CA 90017 Date : <br />(213) 418-0201 S4-1 (WEST)By : <br />A. OVERVIEW <br />B. ALLOWABLE STRESS DESIGN <br />B.1 WALL GEOMETRY AND TYPE <br />LENGTH, l =15.8 ft <br />HEIGHT, h =15.0 ft <br />OVT WALL LENGTH, l' = 14.9625 =0.95*L <br />Overstrength Factor, Ω0 =3 <br />Wall Aspect Ratio, H / l =1.0 <br />USE: <br /> 1.0 <br />B.2 LOAD INPUT <br />LOAD TYPE <br />DEAD (D)LIVE ROOF (Lr)SNOW (S) WIND (W) SEISMIC (E) <br />F ---0 lb 6300 lb <br />P1 902 lb 752 lb -0 lb 0 lb <br />P2 1032 lb 860 lb ---Default Wall Weight =8 psf <br />P3 0 lb 0 lb -0 lb 0 lbw188 lb/ft 74 lb/ft 0 lb/ft -- <br />w2 0 lb/ft 0 lb/ft 0 lb/ft --Additional Finish Weight =13 psf <br />B.3 WALL SHEATHING AND NAILING <br />Fastener Size: <br />Blocking Provided When Required? <br />SEISMIC WIND <br />Design Unit Shear =280 lb/ft 0 lb/ft <br />Wall Unit Shear Capacity =340 lb/ft 475 lb/ft <br />Wall Shear DCR =0.82 OK 0.00 OK <br />B.4 BOUNDARY ELEMENT (B.E.) AND HOLDOWN <br />B.4.1 BOUNDARY ELEMENT B.4.2 HOLDOWN <br />B.E. Species:Holdown Type:SIMPSON - HDU2-SDS2.5 <br />B.E. Size:Anchor Bolt Diameter:5/8 <br />B.E. Grade:Min. Wood Member Thickness:3 <br />Strong Direction Un-braced Length <br />Weak Direction Un-braced Length City of Los Angeles Project?NO <br />Design Holdown Tension = 2198 lb <br />Holdown Capacity = 3075 lb <br />B.E. Compression = 5323 lb Holdown DCR =0.71 OK <br />B.E. Capacity = 9793 lb <br />B.E. Compression DCR =0.54 OK <br />B.5 SILL BOLT AND SILL PLATE <br />B.5.1 SILL BOLT B.5.2 SILL PLATE <br />Sill/Bottom Plate Thickness:2x Sill/Bottom Plate Thickness 2x <br />Sill Bolt Diameter:5/8 <br />Sill Bolt Spacing:16 in Design Post Compression = 5323 lb <br />Sill Plate Bearing Capacity = 13320 lb <br />Design Unit Shear = 280 lb/ft Sill Plate DCR =0.40 OK <br />Sill Bolt Unit Shear Capacity = 1488 lb/bolt <br />Wall Shear DCR =0.25 OK <br />LIVE (L) <br />UNFACTORED LOADS <br /> <br />SAZ <br />OK <br />Non-Perforated Wood Shear Wall <br />Minimum Nominal Panel Thickness (in.): <br />Panel Edge Fastener Spacing (in.): <br />Stud Spacing: <br />15/32 <br />6 <br />16 <br /> <br /> <br /> <br />A.1. This spreadsheet is intended for determining the designed parameters for a Non-Perforated Wood Shear Wall per 2019 CBC Section 2305. <br />Sheathing Material: <br />2019 CBC CHAPTER 23 (Section 2305) <br />Wood Structural Panels - Structural 1 <br />NO <br />Douglas Fir-Larch <br />4x6 <br />Select Structural <br />0.0 ft <br />Sheathing on Both Wall Faces? <br />BASIC LOAD COMBINATIONS (CBC 1605.3.1) <br /> <br /> <br />15.0 ft <br />10d <br />YES <br />0 lb/ft <br />0 lb <br />0 lb <br />0 lb <br />0 lb/ft <br />-