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SECTION 23, TOWNSHIP 28 N , RANGE 4 E, W.M .
<br /> E,n-,�-.. ".� ,i� Ar,1ErsDM� l� I IJ'.� �,_ �
<br /> 100TH ST SW "`�„°" , . , ,
<br /> �carily or till exisling subgrade i�� �� ��� r��>' ��"�-='� .
<br /> nchieve a lolal depth ol 12 inches ol uncompor_led suii nite� caicu�Ne�7
<br /> amount of amendment is odded, see specific subsections below). Ent�re
<br /> -� surlace should be disturbed by scariticalion. Do not scari(y within dr�n ������
<br /> of exlsting trees to 6e retoined.
<br /> Within Slormwoter D�oinage System locotions or Landsr_aped Areas '�
<br /> `, ,a ---- percent organic content) - Ploce and rotolill 3 inches o1 composte�:
<br /> - z — material inlo 5 inches of soil (a lolol deplh o1 aboul 9.5 inches, ���� -
<br /> � 0} seltled depth of 8 inches). As noted prevrously, subsoils belo++ this •�i:•��
<br /> U d should be scarified at leasl 4 inches, for o finished min�mum deplh of 1.;
<br /> . 75'� � � -_ inches ol uncompacled soil. Rake beds to smoolh and remove rocks
<br /> � W 7St 75t
<br /> PROPOSED � - larger than 2 inches diameler. Mulch areos w�th 2 inches of orqan�c
<br /> a R' mulch.
<br /> SFR �, �_� Wilhin Lown Areas (5 percent organic content) - Place ond rolotill 1 75
<br /> inches ol composled material inlo 6.25 inches of soil (o total amended
<br /> deplh ol aboul 9.5 inches, 1or a selHed depth of 8 inches). As noled
<br /> i previously, subsoils below this loyer should be scarified al least 4 inche�.
<br /> � � I for o finished minimum depth ol 12 inches of uncompacled soil. Wol�� ,,.
<br /> roll to compoct soil l0 85 percent of mazimum. Rake to Ievel, and
<br /> �I � � remove surface woody deb�is and rocks lorger lhon 1 inch in diame!���
<br /> �, � O � OPTION 2
<br /> `" . < < , � � -� If ploced lopsoil plus composl or olher orqanic malerial will amoun� � .
<br /> 1� ,,��4C1LGO110Q F+ O �
<br /> � less lhon 12 inches: scorify or till subgrode lo depth needed lo a�� • ��T
<br /> �'S�t 0 � 52400601000 0.55?40UE,(jOgO t2 �nches ot loosened so�l o�ter topsoii and amendment ore p�aced � �
<br /> � / � sur(oce should be d�sturbed by scorilicalion. Do not scarify within �r�;� '-� �
<br /> � 75�t 75 5524C �I existing trees lo be retained.
<br /> �RE/� A \ Slockpile and cover soil with weed boirier moterial thal shed� � . �
<br /> : ,-���5 cF J � ' yet allow; air transmission, in approved location, prior to grod�� ;
<br /> Reploce slockpiled topsoil pnor to planling.
<br /> \ Wllhin Slormwoter Drainage System locations or Londscaped A�• '
<br /> � percent organic conlenl) - Place and rololill 3 inches of com��-. '. �
<br /> �-� malerial inlo 5 inches c( replaced soil (a lolal deplh ol about y `.� ���. � � • ,
<br /> \ — for o settled deplh o( 8 inches). Subsoils below this layer should t��
<br /> scarified at leost 4 inches, for a finished minimum deplh of 12 i�� � �
<br /> uncompacted soil. Rake beds to smooth ond remove rocks large� U r .
<br /> inches in diameter. Mulch oreas with 2 inches of organic mulch o�
<br /> stockpiled dufl.
<br /> ` Within �awn Areus (5 percent orqonic content) - Place and rolo"' � '
<br /> n inches o( composled materiai inlo 6.25 inches of reploced soil (o '
<br /> ✓J
<br /> �, amended depth of about 9.5 inches, for o setUed deplh of 8 inc-����
<br /> . Subsoils below this loyer should be scarilied ol least 4 inches. fo�
<br /> � flnisheA minimum depth o� 12 inches o( uncompacted soil. Wate� � �
<br /> ' N compacl soil to 85 percent of maximum. Rake to level, and rrm��,�
<br /> ' sur(Oce vioodv debri•. �inr� i.- L°. I,�.rlc thni� 1 i��.h in di�r.��,�yr
<br /> � u s v�
<br /> ii ..r��4T� CALL 48 HOURS
<br /> PFFORE vOU DiG
<br /> � 1�'� . � 1 -800- ai•i-SSSS
<br /> � "I ..;r� "� _ _. _ —_
<br /> � � � � ' � �, '-� . ' �� ' ` �� � :��� � � � OMEGA SOIL MANAGEMENT PLAN
<br /> � ' � ,,��,� � ENGINEERING, INC. ADAI� 100TH ST LOT 10 SFR
<br /> � �,t � r. .. �,�' , ;. �� T
<br /> � ��, � „ , 2829RocMefellerAvenue [�nTf IOF� NO SCALE I ;FiEE1
<br /> i i SS� E��' Evereri WA 98201 I - --
<br /> ONAL ��/3 (0�425.�87.3820 (Q 425.259.1958 1 � ,"i(1/1 ; ! 1 7 - 1?07 I 1 ' � ',�.�' '� 4 (il 1
<br /> PFN�
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