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a SL.\( f3Y� 7-19-9� ;10�02.4�1 : H\"IIj l3[LL[Rf. 20G 312 UlE•7,: }; 7 <br /> 1 -- <br /> Horiz�ntal Stress Surcharge Against Manhole <br /> ! Versus Depth Below Grade <br /> ! � a ; <br /> i <br /> � <br /> � � <br /> � � <br /> 4 <br /> w5� : S �Q'' b c,�a�.� , <br /> � 3r� d'� . <br /> � 6 <br /> � <br /> � <br /> � <br /> 1 � 8 ' <br /> i ° <br /> � <br /> , � <br /> R � <br /> w �o <br /> � � <br /> , � <br /> ! A � Assu,ncs: <br /> j ' 12 58 kip wheel load wi Six Feet <br /> 1 of Manhole Edgo <br /> �4 � <br /> .� �� �:�-� ��%% <br /> 16 <br /> 0 50 100 I50 200 250 300 750 400 <br /> • Horizonml Stress Surcharge in psf <br /> Hart Crowser 7/93 <br /> Figure l 7-3665-01 <br />