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Handrail Details <br /> All stairways with 4 or more risers shall have at least one handrail. Such handrails shall be placed not less <br /> than 34" nor more than 38" above the nose of the treads and shall be continuous for the full length pf the <br /> flight. Handrail ends shall be returned or terminate in the newel post or safety terminals. Handrails adja- <br /> cent to the wall shall have a space not less than 1 '/" between the wall and the handrail. Circular hand- <br /> rails shall have an outside diameter of at least 1 %4" and not more than 2." Handrails with a perimeter <br /> greater than 6 %" shall provide a graspable finger recess on both sides. Handrails shall not project more <br /> than 4 1/z" on either side of the stairway. IRC R311 <br /> iv,INMIN 11/2 IN MIN. 11/2IN hurl <br /> 11/4 IN TO z IN- If I. 1 rr,(II TO 2 IN la Im <br /> -1 <br /> I r/z IN.MIN— <br /> /+14,Irl TO 2 IN. 31/2 IN MAX <br /> 1.1 <br /> i <br /> I I/,IN TO 2 IN <br /> NOT ACCEPTAELE <br /> NOTE Other shapes may be acceptable If They provide an equivalent gapping surface <br /> Sae third paragraph of Section 1003 3 3 6 <br /> �{ _ � ;;- 25/e IN.4•i—i-►' <br /> r r„. l Ira. - - __ � <br /> z <br /> -' � Y 'are`' _ � u. <br /> ~�: <br /> FOUNDATION SUPPORT SYSTEMS <br /> n Decks 30"or less above grade: Minimum 12"x12" <br /> manufactured pier. <br /> • Deck 30" to 5'0" above grade: Minimum 14"x14" <br /> manufactured pier set 12" below grade. <br /> a Decks greater than 5'0" above grade: Minimum <br /> 18"x18"x18" poured in place footing set 12" below grade. <br /> All deck posts shall have a positive post to footing and <br /> positive post to beam connection. <br /> Deck height is measured at the lowest point within 5'0" <br /> beyond the walking surface of the deck <br /> J <br /> r r 2./ 1 I', <br />