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A�Selo <br /> k -IORONO COPY <br /> Stairway Risers <br /> Open risers are permitted, provided <br /> the opening between treads does not <br /> permit passage of a 4'dia. sphere. <br /> (A <br /> STAIRS <br /> 7 3/4' MAX. RISER 10" MIN. TREAD <br /> 6 -8" MIN. HEADROOM <br /> AT LEAST ONE HANDRAIL REQUIRED <br /> Piv <br /> GUARDRAIL OPEN SIDES <br /> 10 Y -4 RE-al-Q-E�qT—1 -U—A 13 P A I-L-S <br /> Unenclosed floor and roof opening, open and glazed sides of landings and <br /> A&A lamps, balconies, decks or porches which are more than " <br /> �'r grade or floor below, require a guard with a mini-mum 3 30T habove <br /> eigq <br /> Open guardrails must have intermediate rails or an ornamental <br /> Pattern so that a sphere 4"in diameter cannot Pass through. <br /> Reviewed for Code <br /> HANDRAILS Risers Compliance City of Orono <br /> rwc <br /> 'a i <br /> risers <br /> n rLDate <br /> Continuous grippable handrails Open risers are permitted, Provided <br /> it <br /> 0 i g <br /> or i <br /> req'd. 34"-38"high. 1-1/4"-2*dia. the opening between treads does not <br /> permit <br /> provided <br /> t <br /> P t n <br /> ml t p ssgof ewe <br /> No closer than 1-1/2"to wall Permit passage of a 4"dia. sphere. Reviewer <br /> Return ends to wall or post. <br />