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0 <br /> onal Bracing:Provide diagonal bracing both concrete or masonry.DO NOT ATTACH TO BRICK <br /> lel and perpendicular to the beam at each post as VENEERS.VERIFY THIS CONDITION IN THE <br /> shown in Figure 22.When parallel to the beam,the <br /> FIELD PRIOR TO UTILIZING THIS METHOD. <br /> bracing shall be bolted to the post at one end and beam Fasteners shall be 16" on center and staggered in 2 rows <br /> at the other.When perpendicular to the beam,the for free-standing decks.Flashing over the rim joist is <br /> bracing shall be bolted to the post at one end and a joist required and must be installed in accordance with the <br /> flashing provisions in the LEDGER ATTACHMENT <br /> or blocking between joists at the other.When a joist <br /> does not align with the bracing location,provide REQUIREMENTS. <br /> blocking between the adjacent joists.Decks attached to <br /> the house as shown in Figure 23A do not require Deck Supported by Ledger-Attachment to House: <br /> diagonal bracing perpendicular to the house.Diagonal Where supported by attachment to an exterior wall <br /> bracing parallel to the house may be omitted at the beam (Figures 14, 15,or 16),decks shall be positively <br /> adjacent to the house for a free-standing deck attached as anchored to the primary structure and designed for both <br /> shown in Figure 23. vertical and lateral loads as applicable[R502.2.2].The <br /> lateral load connection required shall be permitted to be <br /> Free-standing Deck-Attachment to House: Attach in accordance with Figure 23A.Hold down tension <br /> the deck rim joist to the existing house exterior wall as devices shall be provided in not less than two locations <br /> shown in Figure 23 for a free-standing deck.The wall per deck,and each device shall have an allowable stress <br /> must be sheathed with minimum 3/8"good structural design capacity of not less than 1,500 lb[R502.2.2.3]. <br /> panel sheathing.Use lag screws or thru-bolts when See the Commentary to this document for additional <br /> fastening to an existing band joist or wall stud;use <br /> information on applicability of this provision. <br /> expansion anchors or epoxy anchors when fastening to Figure 23A. Example of a Lateral Load Device <br /> Figure 23. Attachment of Free-Standing Deck.o for a Deck Attached to a House with a Ledger <br /> House for Deck Stability ; <br /> doors naffing at ;hold d or similar <br /> —i remove siding at rim joist 6'maximum once t on device <br /> exterior Shea hing location prior s installationmir,.thickness=3t8 // joist with held down <br /> eontinuousRashing extending r <br /> t` past rim joist fasteners <br /> existing wall stud,band ;�� "' —_- •- -• -- _ <br /> joist,or concrete <br /> masonry foundat on wall <br /> itr <br /> fasteners rL7 16'o.c. 2 gL + + r l + + <br /> staggered <br /> L <br /> ev LCDGER - H,4N6C Roo ' rst_J deck'o <br /> �tim joist i <br /> beam&post TrA��t J.`- 0 P7-.te nha t. D Ar,�n.c <br /> GUARD REQUIREMENTS 24. Other methods and materials may be used for guard <br /> All decks greater than 30" above grade are required to construction when approved by the authority having <br /> have a guard[R312.11-one example is shown in Figure jurisdiction. <br /> Figure 24. Example Guard Detail <br /> _--6'-O'maximum spacing P _2x2 baluster,typical <br /> =c-J-14 typical^, ir-24 or 514 hoard <br /> co NOT NOTCH rail cap <br /> G is <br /> r `{ t <br /> i �—2x4 top and bottom; <br /> min3irt6ttmt:j ±:,, .{ ! i attach to guard post with <br /> n (2)8d threaded nails or <br /> (2)#8 wood screws>_2-'h' <br /> long on inside face <br /> j li• <br /> 2}112'diamete -� —attach balusters at top and bottom <br /> ( openings shall not allow with(1#8 wood screwy or(2)8d <br /> thru-bolts and the passage of a 4" <br /> washers diameter sphere 0.135rame breaded rails with <br /> 0.135"nominal diameter <br /> American Forest& paper Association <br />