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Permit Number: B2406-039 <br /> September 24, 2024 <br /> 3. Please provide a longer back span for 2x10 deck joists. Per IRC Table R507.6, a 4ft back span only <br /> allows for a 1ft cantilever.A minimum back span of 8 ft is required for the deck joists to cantilever 2 <br /> ft. <br /> 2X HF<2 <br /> LEDGER 80A(i t' <br /> EXIS*N4 CMEo.Er.CONC.ETE <br /> FRONT PORCH TO BE REI .ED <br /> WITH WOOD ONE <br /> PT 2x.30'HF42 JOISTB 16"O.C. <br /> 4 X 4POSr <br /> b <br /> t <br /> SS'X iSXLFOOTINL <br /> EXTENDED 4 X-aEAM <br /> bA REP LALE EXISTING 4 X 4 POST <br /> h THAT SUPPORT THE ROOFPPOUR <br /> NEW 1s"X—X c'PADS <br /> 11F I ' ' __X-, DN FOOTING <br /> 4 X♦POST <br /> � A �_A __�__A____ A A <br /> NEW PROPOSED PART SS X 3v X 6 FOOnNG r\ Air r\ r\ <br /> TABLE R507.6 <br /> MAXIMUM DECK JOIST SPANS <br /> ALLOWABLE JOIST SPAN b•c MAXIMUM CANTILEVER d,f <br /> (feet-inches) (feet-inches) <br /> Joist Spacing Adjacent Joist Back Spang <br /> (inches) (feet) <br /> LOADa JOIST JOIST <br /> (psf) SPECIESb SIZE 12 16 24 4 6 8 10 12 14 16 18 <br /> 60 Live Douglas fir- 2x6 7-11 7-1 5-9 0 1-6 NP NP NP NP NP NP <br /> Load or 70 larche,Hem- <br /> Ground fire,Spruce- 2x8 10-5 9-5 7-8 1-6 2-0 2-1 NP NP NP NP <br /> Snow Load pine-fire 2x10 13-3 11-6 9-5 1-0 1-6 2-0 2-6 2-8 NP NP NP <br /> 2x12 15-5 13-4 10-11 1-0 1-6 2-0 2-6 3-0 3-3 NP NP <br /> Redwoodf, 2x6 7-4 6-8 5-10 1-0 1-4 NP NP NP NP NP NP <br /> Western <br /> cedarsf, 2x8 9-8 8-10 7-4 1-0 1-6 1-11 NP NP NP NP NP <br /> Ponderosa 2x10 12-4 11-0 9-0 1-0 1-6 2-0 2-6 2-6 NP NP NP <br /> Pinef,Red Pinef <br /> 2x12 14-9 12-9 10-5 1-0 1-6 2-0 2-6 3-0 3-0 NP NP <br /> For SI:1 inch=25.4 mm,1 foot=304.8 mm,1 pound per square foot=0.0479 kPa,1 pound=0.454 kg,NP=Not permitted. <br /> a.Dead load=10 psf dead load.Snow load not assumed to be concurrent with live load- <br /> b.No.2 grade,wet service factor included. <br /> c.UA=360 at main span. <br /> d.UA=180 at cantilever with 220-pound point load applied to end. <br /> e.Includes incising factor. <br /> f.Incising factor not included. <br /> g.Interpolation permitted.Extrapolation not permitted. <br /> 4. Please provide dimensions for beam spans and cantilevers. Maximum beam spans can be found on <br /> IRC Table R507.5 (hyperlinked). Please note:"Beams shall be permitted to cantilever at each end up <br /> to one-fourth of the actual beam span." <br /> IS 3200 Cedar Street © 425.257.8810 O permitservices@everettwa.gov <br /> Everett, WA 98201 8am-12pm, 1pm-3pm everettwa.gov/permits <br /> Page 2 of 3 <br />