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• Deck, Stair, Landing and Guard Detail <br /> Guard installed on all decks over 30"above grade. <br /> The greatest riser and the greatest stair 14"maximum spacing <br /> tread <br /> Vertical Pickets at handrail shall not exceed the allowed between pickets. <br /> smallest by more than 3/8." i e <br /> Graspable handrail on <br /> all stairways with 4 or Stairways and <br /> more risers. ��_n k#; landings shall <br /> Not less than 34"and -, p� A� •" not be less than <br /> not more than 38" T• <br /> 36"in clear <br /> vertically from nose of width. <br /> tread or walking surface. s� I' <br /> • <br /> itZO <br /> CO <br /> • <br /> Handrail ends shall <br /> "Ifbe returned or shall i• 1 <br /> tem <br /> rinate in nawPll. j' <br /> • : <br /> posts or safety i `j <br /> terminals. iir <br /> • <br /> a iirMiii ilitZler ,i <br /> 10"min. . ' Indicate joist size/spacing ,'ty 4 Ledger at wall: <br /> Decks shall be <br /> Stair nosing not less than . 1 E•tr j - 'rt." positively anchored <br /> 3/4" but not more than Indicate beam size/ for lateral&vertical <br /> 1-1/4"on all solid risers " I i loads. Toenails or <br /> unless tread depth is at _r •x !W Wil• spacing.Provide positive / .VI.- nails subject to <br /> least 11." E f connection post to beam. ` i' withdrawal''are not <br /> allowed.Decks shall <br /> imitto <br /> tts=1* { I','• be self supporting if <br /> I i; connections cannot <br /> Indicate Indicate post size,spacing { { be verified during <br /> Indicate fasteners < stringer size. I and base connector. <br /> inspection.IR502.2 <br /> -------__D.L;• Space per <br /> ' + decking material a I <br /> / ....1..- ›. ' . . -. <br /> \ iII ...:' ii <br /> shim. Decks installed against manufactured <br /> .. homes must have beam support at this <br /> Provide 4"wood/earth clearance here, location. <br /> 6"all other areas. Concrete footing 12"below grade when deck is 30"or <br /> more above grade.See foundation info on reverse side. <br /> Typical Door with 3 Landings CONSTRUCTION <br /> MATERIALS Illuminate stairs <br /> Decay resistant woods with control / !r . <br /> Landings are required on heartwood of redwood,cedar, located at top and ,`T/ <br /> bottom ofstairs. <br /> I---z..---7--,--- each side of each black locust and pressure <br /> exterior door. preservatively treated wood <br /> Exception:A landing are all acceptable material for • <br /> Etwois not required with use in deck construction. Field NI •E— <br /> two <br /> or fewer risers. applied treatment is not an / <br /> ' acceptable method. Fasteners 03 <br /> I i for pressure preservativeor <br /> Landings shall not be treated woods shall be of hot- co 36"min <br /> _=_=_ _ _ more than 1-1/2" dipped galvanized steel, / landing <br /> lower Than the top of stainless steel,silicon bronze <br /> - the threshold. or copper. Field cut ends, Min. 10"run / <br /> / <br /> Exception: notches and drilled holes of '7 <br /> _W-,-______--. =The landing shall pressure preservatively treated r1 <br /> not be more than 7-3/4"lower wood shall be retreated in the . <br /> than the threshold provided the Feld in accordance with AWPA 36"min j ..` ila/. 7 3/4';rise <br /> CC -----— rise] <br /> door door does not swing over the landing. M4. landing <br /> Stairs P landings shall not be less than 36"wide. IRC 8319 ix R320. I r 7� <br />