Laserfiche WebLink
Q ;; c' y"�� CALCULATIONS FOR WALL-MOUNTED SIGNS <br /> Wall Sign Anchor Design <br /> Structure Dimensions & Loading <br /> Design wind pressure: P= 35.2 psf <br /> Sign type: Channel Letter <br /> Sign size: A= 1.2 sgft (per letter, critical) <br /> Wall material: Wood CDX or equiv,thickness to match Min Embed <br /> Anchor type/size: #14 Wood Screws or SMS <br /> Ref: APA E830E Fastener Loads for Plywood <br /> Min Embedment: 0.5" <br /> Min edge dist: 2" Min Spacing: 2" <br /> Anchor tensile capacity: Tcap,= 112.0 lb (per anchor) <br /> Check Anchors for Pullout <br /> Total Reaction: Rt= 41 lb ...=P«A (per letter) <br /> No.of anchors req'd: n= 0.4 anchors per letter =Rt/cap <br /> Total anchors required: 1 anchors per letter <br /> OK,critical anchor option shown. Limit to min(3)per letter,bal. <br /> Ref anchor schedule for other anchor options. <br /> Page 3 <br />