DECK PERMIT INFORMATION

Transcription

1 DECK PERMIT INFORMATION REQUIRED INFORMATION: 1) A Plt Plan shwing the prpsed deck with the distances t the side rear and frnt f prperty lines. Als, shw lcatins f existing structures and septic system (if applicable). Submit tw (2) cpies. 2) A Detailed Scaled Drawing t include infrmatin fr fter and framing details (see example drawing abve). Submit tw (2) cpies. NOTE: The infrmatin prvided is a guideline and des nt include all pssible applicatins. Please cntact yur lcal cde enfrcement fficial r building inspectr with questins. WORK SHALL NOT PROCEED UNTIL REQUIRED FIELD INSPECTION HAS BEEN PERFORMED AND APPROVAL IS GIVEN BY S BUILDING INSPECTOR. PLEASE SCHEDULE INSPECTIONS 24-HOURS IN ADVANCE CALL (570)

2 FOOTER Width: twelve inches (12 ) / Thickness: six inches (6 ) MINIMUM VALUES. Minimum Cmpressive Strength f Cncrete: 2500 psi Deck ftings clser than five feet (5 ) t an existing exterir dwelling wall must bear at the same elevatin as the fting f the existing dwelling fundatin. In rder t prvide prper frst prtectin, tp f fter required t be a minimum f thirty six inches (36 ) belw grade. Hles fr the fting shall by dry and free f mud /rganic debris. Prepare fr prper drainage f water arund fter. HARDWARE / CONNECTORS Materials: galvanized and stainless steel. The fllwing are the lcatins f where metal cnnectrs are required: Jist-t-Girder (Beam) Pst-t- Girder (Beam) Pst-t-Fter Jist-t-Ledger Bard Ledger Bard-t-Existing Dwelling FASTENERS All fasteners/cnnectrs, nails, blts and related hardware shall be ht-dipped zinccated (galvanized) r stainless steel, cpper r ther crrsin-resistant material. Lag screws ht-dipped galvanized r stainless steel nly. DECKING / LUMBER All decking material shall be cmpsed f dimensin lumber (tw inch (2 )) r span rated decking. Each segment f decking must bear n a minimum f fur (4) jists/supprts. All lumber used in the cnstructin f the deck shall be pressure treated r be f natural decay resistant wd (e.g. redwd, black walnut r cedar).

3 GIRDER (BEAM) Sizing Girder Size One Stry Tw Stries 2 2 x ' 0" 3 2 x 6 6' 0" 5' 1" 2 2 x 8 5' 11" 5' 0" Nte: 1) The values are fr #2 grade lumber. 2) Jints and splices must be directly abve the supprt clumns/psts. 3 2 x 8 7' 5" 6' 3" 2 2 x 10 7' 3" 6' 2" 3 2 x 10 9' 1" 7' 8" 2 2 x 12 8' 5" 7' 1" 3 2 x 12 10' 7" 8' 11" JOIST Sizing Clear Span fr Jist Spacing: Jist Size 12" 16" 24" Nte: The values are fr SPF #2 grade lumber and 20 psf dead lad. 2 x 6 10' 3" 9' 1" 7' 5" 2 x 8 13' 3" 11' 6" 9' 5" 2 x 10 16' 3" 14' 1" 11' 6" 2 x 12 18' 10" 16' 3" 13' 4" POST Sizing Wd Clumns/Psts: Fur by fur inch (4 x 4 ) minimum. Six inch by six inch (6 x 6 ) psts recmmended. 6 x 6 psts are required when deck height is six (6) feet r mre abve grade. Steel Clumns: Three inch (3 ) diameter minimum.

4 CANTILEVER Jist Size Overhang Span fr Jist Spacing: 12" 16" 24" 2 x 8 34" 29" N/A 2 x 10 49" 42" 34" 2 x 12 N/A 57" 47" Nte: 1) The abve values are fr SPF #2 grade lumber and 70 psf grund snw lad. 2) Backspan t cantilever span rati shall be at least 2:1. 3) Slid blcking shall be prvided at the cantilever supprt. DECK LEDGER Attach the ledger bard t existing exterir wall Ledger bard shall be equal r greater than the deck jist depth BUT less than r equal t the rim jist depth LATERAL BRACING Decks with flr surface greater than 2 feet (2 ) abve grade r detached frm the dwelling shall be braced diagnally between girder and psts. FLASHING Apprved crrsin resistant flashing is required at any ledger bard cnnectin t a wall f wd framed cnstructin. NOTE: Dwelling siding/exterir finish system must be remved prir t installatin. GUARDRAILS All decks and stairs greater than thirty inches (30 ) abve grade are required t have a guard.

5 STAIRWAY / HANDRAIL Stairs shall be a minimum f thirty six inches (36 ) wide. All stringers shall be a minimum f tw inch by twelve inch (2 x 12 ). A 4 x 4 pst required every six (6 ) feet fr cut stringers and every thirteen (13 ) feet fr slid stringers. All stairs with fur (4) r mre risers shall have a graspable handrail. ORDER OF INSPECTIONS FOOTER: Verify fter depth and bearing prir t placement f cncrete. Frst Prtectin: Tp f fter minimum f three feet (3 ) / thirty six inches (36 ) belw grade. FRAMING: Review framing befre cvering with decking. Check jist and girder spans. FINAL: Review decking and safeguards befre issuing CO. WORK SHALL NOT PROCEED UNTIL REQUIRED FIELD INSPECTION HAS BEEN PERFORMED AND APPROVAL IS GIVEN BY S BUILDING INSPECTOR. PLEASE SCHEDULE INSPECTIONS 24-HOURS IN ADVANCE CALL (570) NOTE: The infrmatin prvided is a guideline and des nt include all pssible applicatins. Please cntact yur lcal cde enfrcement fficial r building inspectr with questins.

6 PRESCRIPTIVE RESIDENTIAL WOOD DECK CONSTRUCTION GUIDE FREE-STANDING DECKS Decks which are free-standing d nt utilize the exterir wall fthe existing huse t supprt vertical lads (see Figure 21); instead, an additinal beam with psts is prvided at r within L/4 fthe existing huse. THE ASSOCIATED DECKPOST FOOTINGS SHALL BE PLACED AT THE SAME ELEVATION AS THE EXISTING HOUSE FOOTING IF LOCATED CLOSER THAN 5'-0" TO AN EXISTING HOUSE WALL (see Figure 2 and Figure 12). Fr huses with basements, a cylindrical fting (caissn) is recmmended t minimizerequiredexcavatin at the basement wall. Beam size is determined by Table 3. Figure 21. Free-Standing Deck jistverhang existing huse fundatin waii install diagnals per Figure 22 deck ftings must be at same elevatin as existing huse fting CCK STABILITY greater man 2 feet abve grade shall be prvided with diagnalbracing. 0rA6<?NM<- e#fl X(\]G» Figure 22. Diagnal Bracing Requirements beamm r prvide blcking when jists d nt align with psts 2x4. typical (1)3/8" diameter-' thru-blt with washers, typical Hist at pst lcatins BRACING PARALLEL TO BEAM BRACING PERPENDICULAR TO BEAM American Wd Cuncil

7 PRESCRIPTIVE RESIDENTIAL WOOD DECK CONSTRUCTION GUIDE Figure 8. Pst-t-Beam Attachment Requirements Figure 9. Prhibited Pst-t-Beam Attachment Cnditin (1) 3xr4xr (2) 2x beam (2) 1/2" diameter thrublts with washers beam must bear fully n 6x6 ntch 6x6 min. ntch pst t accmdate beam RIM JOIST REQUIREMENTS Attach a cntinuus rim jist t the ends fjists as shwn in Figure 11. Attach decking t the rim jist as shwn in Figure 11. Fr mre decking attachment requirements, see DECKING REQUIREMENTS. Figure 10. Alternate Apprved Pst-t-Beam Pst Cap Attachment Slid sawn r multi-ply beam Figure 11. Rim Jist Cnnectin Details secure decking t tp f rim jist with 10d threaded nails r #10 x 3" minimum wd screws (5) 6".c. rim jist attach rim jist t end f each jist with (3) 10d threaded nails r (3) #10 x 3" minimum wd screws American Wd Cuncil