3619 COLBY AVE 2019-01-28 - Laserfiche WebLink

7 ICC A117.1-2009 Chapter 4.Accessible Routes 4% 405.9 Edge Protection. Edge protection complying 405.9.2.1 Curb. A curb shall be a minimum of 4 with Section 405.9.1 or 405.9.2 shall be provided on inches(100 mm) in height. t each side of ramp runs and at each side of ramp land- 405.9.2.2 Barrier. Barriers shall be constructed so ings. that the barrier prevents the passage of a 4-inch 7 EXCEPTIONS: (100 mm) diameter sphere where any portion of 1. Edge protection shall not be required on ramps the sphere is within 4 inches (100 mm)of the floor. not required to have handrails and that have 405.10 Wet Conditions.Landings subject to wet condi- s flared sides complying with Section 406.3. tions shall be designed to prevent the accumulation of r 2. Edge protection shall not be required on the water. sides of ramp landings serving an adjoining ramp run or stairway. . • • 3. Edge protection shall not be required on the sides of ramp landings having a vertical drop- ,4; off of 1/2 inch (13 mm) maximum within 10 12 min 12 min inches (255 mm) horizontally of the minimum 305 305 landing area specified in Section 405.7. 4. Edge protection shall not be required on the sides of ramped aisles where the ramps pro- vide access to the adjacent seats and aisle access ways. . 405.9.1 Extended Floor Surface. The floor surface i jr111111.111.111111111111111111* of the ramp run or ramp landing shall extend 12 inches (305 mm) minimum beyond the inside face of a railing complying with Section 505. Extended Floor Surface 405.9.2 Curb or Barrier. A curb complying with Sec- tion 405.9.2.1 or a barrier complying with Section FIG.405.9.1 405.9.2.2 shall be provided. EXTENDED FLOOR SURFACE :z AI rn.: 10 'Amax I � ‘___Ii_______:r___25513 .' max v V 10 13 Ramp run or landing F" Nw 9 �. ii mo ..-,c‘ -‘-c. .- -.K- ivi iii to..... ...... .. ..,.4iiiAt. Edge protection not required t (exception 3) Ni Kiti FIG.405 // � '�" EDGE PROTECTION-LIMITED DROP OFF Ft