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\, <br /> R3 I I .8.3 handra�! oniy <br /> 1Nhere 4e55 than 30" above grade N�►NDRAtLS AND GUARDS <br /> � Ramps having slopes steeper than 1:20 have handraiis (see Figure 3). <br /> • Ramps with a rise greater than 6 �nches have handrails 34-38 inches in height. <br /> � <br /> -- • See Construction Tip Sheet 2 #or additionaf information on handraiis. %I <br /> � Handra�is extend a# leas# 12 irtches beyond the top and bottom of any ramp �un. ' � <br /> % � • Handrails are continuaus except at points of access along the ramp. _ <br /> • Provide guards for portions of landings or ramp that are more than 30 inches above adjacent grade. For more <br /> information see Construction Tip Sheet 3, Guards. <br /> • Guards are minimum 3fi inches in height above waiking surfaces for dwelling canits fafling under the <br /> Enternational F�esidential Code. <br /> 3'-0" x 3'-0" mtn. • Guards are minimum 36 inches in height above wa(kir�g sur�aces within individual dwel[ing units falling under <br /> ��'d��g the International Buildir�g Code (IBC} and ��e 42 inches in h�ight outside individual dweliing units and in all <br /> 3/�" T�G pressure other occupancies fafiing under the iBC. _ <br /> � <br /> N <br /> treated plywood w�th � "' <br /> � <br /> ant�-s4�p surface5 N <br /> � � <br /> 2x81edger �"' � <br /> �, p � � <br /> � 12 mir�. <C o 0 <br /> � PreSsure t�ea�ed 2x4 = � � <br /> N � Typ�cal po�t @ A-5ect�on �o�st �p to 18" Above '[2" min. � � � <br /> � G 0 o.c. expa5ed ground � �, <br /> � � @24° o.c. w�th�o�st O o � <br /> � - R3 I 2. I .2 Reciuired 1landr��l � hanger � � T <br /> uard5 at o en-s�ded guardrail (5pacinr� � a <br /> R 3 I f .8.3 N a n d r a�l s 9 p le55 than 4" r <br /> walk�ng surfaces, including � � <br /> B StairS, porches, balcan�e� 5pac�ng 1e5� than - L N <br /> o r l a n d m g s, s h a(! b e n o t 4" handra�l see o pt�ons °M° Q N <br /> less th�n 3� �nches h�gh below ' - <br /> � measured � � � 4x4 Pressure � v <br /> 1 in i 2 max, <br /> vert�ca{ly above the , , � treated post <br /> A ad�acent walk�n9 surface. � 4 � <br /> A � � a - - � <br /> 3`-O" x 3'-O" �mp 3 -0 x 3 -O <br /> Landm f " m I 2° max. Land�ng , � I 3f�" T�G pressure : . .. f .: '. a ' . .a .. ' - e � <br /> 9 . ; � � I ' treated plywood WItI"! .a ., . . , • , 6 . , < • <br /> . p , I k ' , . . <br /> �m , ant�-�lip surfaces d . •�• . a. � � 4 .<� � <br /> � d <br /> v � � <br /> 2x8 ledger <br /> �s � -� � 2x4 �o�st @24" o.c. <br /> 30" max. run B �v � � m w�th �o�st hanger <br /> � w ��p <br /> between {and�ng @ I : I 2 sSope Landing � O <br /> 0 QN <br /> rer�uire RAMP HANDRAtL ,,?ap <br /> � _ � <br /> R3 I I .8 Ramps _, - <br /> RampS shall have a m�x�murn slope of I un�t vert�cal �n I 2 un�ts horizonta4 (8.3% slope). <br /> , J W� <br /> Except�on: Where �t �5 techn�cally �nfea��ble to comply because of s�te constra�nts, ramps rnay have a � �� <br /> max�mum 51ope of one un�t vertical in elght horizontal ( � 2.5°Ia slope). E3-��Ct�On E �_��� � W� <br /> � �W <br /> m�nimum 3'-0"x3'-0° I�ndin g shall be pr ovi d e d: � <br /> 1 - I/4" mm. ! - I/4" min. �� J �W <br /> I . At the top and bottom of ramps. = o <br /> 2. Where doors open anto ramps. <br /> to 2" max. I - 1/2 m�n ro 2" max. � - 1/2 min I - I /4 m�n. �> <br /> 3. Where ramps change dire�tion. to 2 max. � - �/2 mm p <br /> . Q d-w <br /> Nandrails shall be provided on at feast one s�de of all ramp5 exceed�r�g a slope af I un�t vert�cal ,n f � ;,. t �= <br /> � <br /> hor�zontal {�.3% slope). � �. <br /> ., <br /> handra�l he�ght, measured above the f�n�shed surface of the ramp slope, shall be not less than 34" and nat � <br /> more than 38". i <br /> ,. �. <br /> �. � <br /> Gr�p srze.tlandrails on ramps shalf comply w+th Sect�on R3 I I .7.8.3. » � <br /> han dra�ls w here rec�uire d on ramps shall be cont�nuou� for the full {ength of �he ramp. handrail end shall be ; <br /> ,:. <br /> y; •} <br /> retvrned ar shal� termrnate cn newel �osts or safety term�rral�. �andratls ad�acent to a walZ shall have a , �� <br /> space of not less than I %2" between the wal4 and the handra�l5. � �i � <br /> s� �: t' <br /> � <br /> handrail Option� <br /> � <br /> � � <br /> � � <br /> N <br /> � <br /> Cn � <br /> J O <br /> Q O <br /> H � <br /> W " <br /> p W <br /> Q Q <br /> 0 � <br /> Q <br /> 2018-64HAL <br /> A04 <br />