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Stairways. Note that comments belox� refer to rhe stairs wrthin townhouses as private', <br /> and the Nonh and South stair towers as 'public'. <br /> 1. The width af the public stairs should be shown to be not less than 44". Sxtion <br /> 1006.2 <br /> 2. 1'he width of the private stairs sheuld be shown to be not less that :6". Section <br /> 1006.2 <br /> 3. The rise and run of all stairs should be shown. Section 1006.3 <br /> 4. The tread, riser,and headroom cleazance dimensions of the private spiral stairs per the <br /> requirements of Section 1006.6 should be provided. <br /> 5. A handrail should be provided on both sides of the public stairs, and a minimum of <br /> one handrail f•:each of the private stairs. Section 1006.9 <br /> 6. The handrails should be shown to be between 34" and 38" above the tread nosing. <br /> The handrail size, width, extension, projecdon azid return should be shown on the <br /> plans. Section 1006.9 <br /> 7. The ends of the handrails should be shown retumed to the walls or terminate in newel <br /> posts or safety ternunals. Section 1006.9 <br /> 8. A least on handrail on the public stairs should �e shown to eztend in the direcaon of <br /> the stair mm �ot less than 12 inches beyond the top riser nor less than a length equal to <br /> one tread depth plus 12 inches beyond the bottom riser. Section 1006.9 <br /> 9. Enclosed usable space under the private stairs should be protected on the enclosed <br /> side as required for one-hour fice-asistive consnvcdon. Secdon 1006.12 <br /> 10. The construction and connecdons of the guardrails should be detailed on the plans in <br /> accordance with Section 509. <br /> 11. All exterior guazdrails, to include guardrails provided at dwelling unit balconies and • <br /> decks,should be shown to be not less than 42 inches in height. Secdon 509.2 <br /> 12. Interior guazdrails (within dwelling units only), should be shown as not less than 36 <br /> inches in height. Secdon 509.2, EX 1 <br /> 13. All guazd rails should be shown to have intermediate members such that a 4"diameter <br /> sphere cannot pass through. Section 509.3 <br /> 14 <br />