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APPROVED BLD-BLD2021-0268+Calculations+2.18.2021_8.14.49_PM+2054594Placement of Lag Screws and Bolts in Ledgers and Band Joists j (Reference IRC Table 507.2.1) Minimum End and Edge Distance and Spacing Between Rows Top Edge Bottom Edge Ends Row Spacing i Ledger a 2 inches d 314 inch 2 inches b 1 518 inches b Band joist a 3/4 inch 2 inches 2 inches b 1 5/8 inches b For SI: 1 inch = 25.4mm a. Lag screws or bolts must be staggered from the top and bottom along the horizontal run. See figure below. b. Maximum 5 inches. c. For engineered rim joists, the manufacturer's recommendations govern. d. The minimum distance from the bottom row to the top edge of the ledger must be in accordance with figure below. e. 2 inches may be reduced to 314 inch when the band joist is directly supported by a mudsill, header, or by double top wall plates. I II Placement of Lag Screws and Bolts in Led ers (Reference IRC Figure 507.2.1(1)) �- LAG SCREW OR BOLT /- ISTAGGER ROW5FA5TENi=RS F t,IAX 2' REVIEWED BY CITY OF EDMONDS BUILDING DEPAR$WMIFing Flashing Decking Joists .foist Hangers Treated 2x ledger 5.5" MIN FOR 2X8 * 6.5" MIN FOR 2X10 7.5" MIN FOR 2X12 3?4" tiIIN *DISTANCE CAN BE REDUCED TO 4.5" IF LAG SCREWS ARE USED OR IF BOLT SPACING IS REDUCED TO THAT OF LAG SCREWS TO ATTACH 2X8 LEDGERS TO 2X8 BAND .FOISTS. U@ciK construction Notes i • Please note that due to the new 60 psf loading, previous lumber spans and footing sizes have changed. • The illustrations and information in this Tip Sheet may be used for decks whether or not they require a permit. I • All wood must be pressure treated or naturally resistant to decay. Treat cuts, holes and notches with end -cut solution. • Fasteners, hangers, nails, etc., must be stainless steel, hot -dipped galvanized, or as specifically required for the I specified wood preservative used. The coating weights for zinc -coated fasteners to be in accordance with ASTM A 153, Provide documentation in the field showing the required fastener protection for the wood chosen for your deck. • You may modify any components of this Tip Sheet using accepted engineering practices. Any modifications must be reviewed prior to permit issuance. All attachments must be per manufacturer's installation instructions. • This Tip Sheet is intended to represent good construction practices for deck constr`Aig"41.6?tc=. requirements. IDECK CONSTRUCTION TO 1101 T ical Deck Section .APPROVED WOODS OF NATUF RESISTANCE -TO DECAY OR; B 36"minimum high guard ■TREATED WOOD AND LABELEI Existing building with intefinediate rails spaced so that a .sptaere I ACCO RD I N G LY. Flashing 4" in diameter cannot ■ I RC R317.1 & R317.2 j Bedetail l pass thro"h(See rip `■_■111111111■_■_■_■_■■ or )edger attachment Sheet 3 . Sea detail 2 i g r sail a7ptl4n3 � r.n 1 r nn tin IGUARDRAILS SHALL BE DESIGNED Ilat`x sAN Is as r--,AEd :CONCENTRATED LOAD OF 200 POU (2)OP 24' ©.C, STArrf-fg (DIRECTION AT THE TOP OF THE GU I" iVIZ PIKALI Xl C140 ■INFILL COMPONENTS SHALL BE DE; RESIST A HORIZONTAL LOAD OF 50 ■OVER A ONE SQUARE FOOT AREA. 2" min. 9MPS&I 1)rrI Z holddown device at 4 locations evenly distributed ■■ �4eb�jeleEs■ ■ ■ ■ ■ ■, Decking Note: Contractor to field verify adequacy at solid lumber for tedger connection. -O RESIST A i IDS IN ANY ,RDRAIL. i IGNED TO SOUNDS IRC R301.5. i Wong the deck and within 2 ftof FASTENS S FOR each Land. Install per manufacturer ■ PRESERVATIVE -TREATED AND Placement of La Screws and Bolts FIRE -RETARDANT -TREATED WOO (Reference IRC Figure 507.2.1(2)) Fully threaded 318" diameter lag screw !SHALL BE OF HOT -DIPPED ZINC -CO TED I EXTERIOR SHEATHING predrilled with a minimum of 3 in !SILICON GALVANIZED STEEL, STAINLESS STEEL, EXISTING STUD WALL embedment into solid framing. BRONZE OR COPPER. CO TING isting 2x BAND JOIST I WEIGHTS FOR ZINC -COATED R ENGINEERING RIM ■ FASTENERS SHALL BE IN ACCORD NCE �aARD ( WITH ASTM A153. IRC R317.3 1' Deck Lateral Brace Attacnr��■��.._._.� 5"MAX NOW 2• LAIN 'arc Y4" spacing recnrrrmend for If an exit or egress from the existing building passes under t1�e proposed deck, of- if there is an existing patty under the proposed deck, 5'-8" minimum clearance must be maintained. Please indicate openings in existing wall in elevation view. V near in Led ers 2 X yA 5ft fi AtS� wa 1 . M& (ASS . W 4x4 posts min. w/ 8'•a" max, height and 6x6 for 8'-0" to 10'-0"max. height AItW►'�1#66% for 1N 3 " a4cv4N& Manufactured post base with 1" standoff. 3,000 psi concrete (no special inspection required) Finished grade (2) #4 ea, way. 3" clear to bottom of footing: Footing to bear on undisturbed earth. t ■ _ ■ _ ■ _ ■ _ ■ _ ■ _ ■ _ ■ _ ■ _ ■ _ ■ Mi (PRESERVATIVE -TREATED LIUMBER REQUIRED WHERE FLOOR ■ JOISTS ARE CLOSER THAN1118" TO THE EXPOSED GROUND, ■WHERE FLOOR GIRDERS ARE CLOSER THAN 12" TO THE IEXPOSED GROUND, ALL WOOD ON CONCRETE OR MASONRY ■ ■IN DIRECT CONTACT WITH HE GROUND, EXTERIOR SIDING, ISHEATHING AND FRAMING �NITH A CLEARANCE LESS THAN 6" ■ TO THE GROUND OR 2" TO PONCRETE SURFACES, ANY WOOD DECK JOIST ■ATTACHED DIRECTLY TO THE INTERIOR OF MASONRY OR `CONCRETE WALLS BELOW GRADE. ■ LAG SCREWS OR BOLTS RECEIVED Feb 23 2021 o JOIST HANGER 2 ■ ■_a SIST OF 4L ■ ■ �- /n/7- " Z I DI�T)91 L