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<br /> ,Zv�` i1::�•;���� -� .. � SETTLING
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<br /> ..y;` '.. �.t ,�j�',�`o�� � };r� :l,�Vi�� `-----r---i'f 6� TO 14� OF SOIL
<br /> _-"�':k.t.'�s-...:'.,.;• � �/ CQ'JER A80VE ROCK
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<br /> :r•, �.,'l�.�`.
<br /> � � oov+ .•-';v -,lr= �
<br /> � ��^�� .� .i%��.ss� .1'•.'.•'�.��' �j •-- ,-�-3/4' TO 2 1/2� DIA.
<br /> ��'�-�m .,��,i•^����� � r •'i i CLEAN ROG(
<br /> _ �c�� 4 •1 � �,w'�. :• . � �. .� � �� '��
<br /> Z �< � •'�,l�r ` .;.' ��. '.. . �---� -- 4�-6� IAYER OF VNCOMPAC7E�
<br /> � x_-1� i,:• .'i�r#'s�� �pj�•. .t .' ►WY OR STRAW COVERfD WITH
<br /> � * ' �Z; �;µ���,�y+.:� f��;`..' �� • i;' REO ROSIN PAPER OR GEOTEXTIIE FABRiC
<br /> � '� i i�
<br /> �n �•' � � •
<br /> �------�-- � `'1 . �$1Ua` ! '�w • --���-.--- '--TFtENCM BOTTOM MUST 8E LEVEI �
<br /> i ;....,,.� �. .i��NP. �; ` i i THROUGHOUT LENGTH
<br /> �\ 1 � i i
<br /> I ( � I (. �� . �=' 0 I
<br /> i �JI t - - �.�` , ' �� -- � � ' i��---2� MINIMUM ROCK CAVER ABOVE ��PE I
<br /> � {--•i n7 r-�- � "�'• i:� � �
<br /> � `r--i � � .-'::�.� ' i�
<br /> -' _�_�-- O •�'.,•' � l �-'---- - �---6� MINIMUM ROU( DEPTH DEIOW PIPf
<br /> �--- � � �i . �� , ���� � L 24' MAXIMUM ROCK DEPTH BELOW PiPE
<br /> �"m �v-�c mm �\� �5t �----��---- ��---4' DIA RIGID PERFORATEO P�ASfIC PIPE WITH ONE ROW OF
<br /> I N �'� o O� n� ��\ 0 �L f�t �;� � HOLES ALONG BOT TOM
<br /> Z� o �z{ --� ��� ��� �s ��.
<br /> � �I I m{ � O�r � ��\� ,��i � -•--WATER TABL E OR IM P E R V I W S L A V E R S U C H A S C L A Y P A N,R O C K, E T C.
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<br /> ( }�( y` t tn-1 ZTZ CDOVfDN -�02T OD
<br /> � o� Xc�< <�Z�� m�Xm D� TRENC►1 ROCK COVER£� wITN PER�.�EABIE
<br /> SYNTNETIC FABRIC OR �� IAYER OF AAARSH HAY OR
<br /> ' � �^m � m r0-+<� ZZ�< ; ��PE TO NEXT STRAW �p VERED WITH UN7REATEO BUItA1rlG 4�DIAMETER INSPECTION
<br /> j '�= o�i �C-(n� rTQ� i� INLET pqpp X ' PAPER (RED pO51N> WELL WITN UP
<br /> I � ' �y �-1� �m�oo �oZ ?N EARTH B�+�CKFILI AT LE T
<br /> � ' p y D_ D-i��� 0'9 C . N ;� G'ABOVE TOP OF ROCK
<br /> . r_L-J------ a�
<br /> � �---� OD mZr m�m�31 tml��'*� O
<br /> � v-� X_m s7mxpZ x— c
<br /> �` Z'� m � � A7 LEAST B' OEPTH OF CI.EAN � � '
<br /> � �� � OC m ���-C12 pDrn � Z ROCK 3/�' TO 2�/2 DIA. SEE NOTE S.
<br /> � �--� � xm �N DDO�O �mD m m DROP 80X I ` ,
<br /> �-r-- --�-1- -� o� v+���C �m o D v� L-- MAXu�VM LENGTH - 100 FEET
<br /> � � y : � �Rml 90 �O CD �
<br /> � � -,� � m N ��am� Z�C � OVEHFI�� NO7E5 I. BOTTOM OF TRENCN 1.tu5T BE LEVEL. TOP OF 7RENCH
<br /> C Z � �� �Ne�.�� -iN� D 4 TO 6 INCFtES ROGK MUST 8E I.EVEL.
<br /> V+ � � INSPECTION
<br /> � �-� � -� m �� DzmN �m� "� �� � '� `M� LL Z. SIOPE ON OISTR10UTtON PIPE IS BETWEEN
<br /> mm � j r fmA" m�r' D - �. LEVEL AND 4 INCHES PEA 100 FEET.
<br /> p y�n �-3„ r , �"` REC01dMENDED SLOPE IS LEVE(.,
<br /> �'� r � �"� DDmD vm Z BACXFiLL E• 7p 12� OF
<br /> = Z mp Z-�D� 2 � SOIL BACKFlLL j. D(STp18UTION PIPE CAN BE PERFpRATED
<br /> -i - m m Z O�ON O� _ �L PLASTIC INSTAllEO WITN ONE ROW OF
<br /> � � om OmZ p0 �c . �. y � _ FiO�ES ALONG THE PIPE 60TTOM. PIPE
<br /> _ '� n �2�DEPTH OF MU T HAVE A BEARING STRENGTM OF
<br /> , _ Z = ��� . T ROCK ABOVf AT LEAST 1000 lB/FT.
<br /> '' � � PtPE
<br /> , _ � RO�K � A7 LEAST 6'OF 4, MAINTAIN NATURAL SOIL STRUCTURE IN THE
<br /> � jROCK BELOW TRENCH SVRFACES IN CONTACT WITH ROCK.
<br /> __l.?1 PE. SEE
<br /> INOTE 3. 5, WHERE TREES ARE VRESENT OR IIKEIY TO BE
<br /> }�--i6'TO 36'----� PRESENT DVRiRIG TFIE UFE OF TH£ SYSTEM,
<br /> 12 INCHES OF ROCK MUST � PLACEO UIVOER
<br /> TME DISTHIBVTION PIPE.
<br /> � TRENCH CONSTRUCTION DETAILS ,
<br />
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