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<br /> NOTES:
<br /> 1. TFiE SECTlON SHOWN REPRESENTS lYPtCAL GONSTRUCTION FOR THE
<br /> STEINER/KOPPELMAN RESI�ENCE BOUI.DER WALLS IN ORONO, MN. WALL 1 BOULDER DEPTH SCHEDULE WALL 2 BOULDER DEPTH SCHEQULE
<br /> 2. THE MINIMUM 80ULDER DEPTH (D} IS A Fl1NCTlON OF THE OVERALL
<br /> � WALL HEIGHT AS SHOWN IN THf BOULDER DEPTH SCHEDULE. W�L�`HEIGHT (N) MINIMUM E3�ULDER DEPTH (D): ' WALL HE(GHT (H) MINEMUM BOULDER DEPTH fD�:
<br /> 3. THE B011LDERS SHALL BE PLACED TO GRADUALLY DECREASE IN SIZE 0-2 33" 0-2 27"
<br /> WITH ItVGREASING HEIGHT. MAINTAINING TNE MINIMUM DEPTH REQUIREQ » p
<br /> (0) FOR THE OVERALL WALL HEIGHT (H). A SMAl.LER BOU�DER MAY 4 42" 4 33"
<br /> BE USED ON THE TOP BOULOER (D/2} FOR FINISHED GRADING 5 45" 5 36"
<br /> PU RPOSES. 6 48" 6 39"
<br /> 4. THE BOULDERS SHA�I BE PLACED TO AVOID CONTINUOUS JOINT PIANES
<br /> fN VERTICAL OR LATERAL DIRECTIONS. EACH BOU�DER SNAU. BEAR ON
<br /> TWO OR MORE ROCKS BELOW tT, WITH GOOD FLAT—TO—FIAT CONTACT.
<br /> 5. COMPACT ANY STRUCTURAL FlLL PLACED BEHIND THE DRAINAGE ZONE
<br /> IN THE REfAlNED ZONE OF TIiE WALLS AND COMPACT TO 95�
<br /> STANDARO PROCTOR.
<br /> 6. THE MINIMUM WALL EMBEDMENT IS 12".
<br /> 7. TFiE WALL IS OESIGNEQ AS GRAYITY WALL.
<br /> MINIMUM SAFETY FACTOR FOR OVERTURNING --------- 1.5
<br /> MINIMUM SAFEfY FACTOR FOR SLiDENG ------------- 1.5
<br /> 8" LOW PERMEABLE SOIL (TYP) ��',,
<br /> DRAINAGE STONE SPECIFICATION: ,�
<br /> .
<br /> DRAINAGE STONE SNALL CONSIST OF CLEAN 1" MINUS D/2--� �--(TYP) �'�,;
<br /> CRUSHED STONE MEETING THE FOLLOWING GRADATtON .
<br /> SIE1/E SI2E: 9&PASSING ;��,�;��;�s ;
<br /> 1" 100 x,°' �.�:. ,
<br /> 3/4" 75-100 �'����r�'.,�::�;, STRUCTURAL FlLL� ,,•
<br /> ��.������=.�t�=z'�..{ ,.'
<br /> N0. 4 0—i 0 WALL 2 �.��*: ,�'�'���' ,�
<br /> IVO. 50 0-5 H1 �„�;;�;�.,,�. 8 OZ. LTER ,�
<br /> 15' (MIN)� ����r�.�,�-�; FABRiC�TYP) �
<br /> k����. :;�'
<br /> FREE DRAINING SAND IS ALSO ACCEPTABLE FQR THE , ":�".�:�.��,.���_-�,`y��� '
<br /> DRAINAGE MATERIAL. IT MUST HAVE <10a: FlNES $ ,;,,�•?.,:�;.-�-,�s 3 '~ �����
<br /> PASSING THE N0. 200 SlEVE. ON SITE MATERIAL iS '`*���`�`��:�,�;�" 4" DIA CORRUGA7E0 PERFORATED PVC 1`�`�`t
<br /> ACCEPTABLE IF IT MEETS THIS CRITERIA. �~��-�L���`' �+
<br /> "'a" "g`"���,,�� � ORAINTtLE WITH SOCK. �UTLET THRU ,
<br /> ''�"�} "��,�'13�`�"Y���'�
<br /> � ���� ��=: -�.�,�.:��� � LOWER TIER � LOW ENO OF WALL. '
<br /> i � � '
<br /> *"�• W r
<br /> � I �P.As'��' `�4 ;`�� �
<br /> NOTE: ,�-��,'��,;��..�. I____ ° ;; ,,
<br /> wALL � '
<br /> �;,4;�,�.�. .4.�r. , , ,
<br /> H 1 ! .��:��s -•••. � ,;,f ;'
<br /> {HI) = EXPOSEO WALL HEIGHT H t °�Yd�3''���4�.'� " 12" (MEN FREE,�,,,Q,,�AINING %
<br /> FlNISHEO GRADE i *�'�.� ,��+�" _ � '� STONE/�0 l i Tr) — "%'f
<br /> {H) = EXPOSED WALL HEIGHT + EMBEDMENT ,.• �: ..;�:-�s. _ - ` ;
<br /> (MAXEMUM WALL HEIGHT NOT TO EXCEED 15') � V�� � ,,����;;!�' == '" _ __�r—_ ———_ ——--— � `� %�
<br /> ,t�r.yw.�=ti,��.,:z,r.: � ——
<br /> ____— — �`T"�`"'"';.' ',�f'. � � ` APPROXIMATE DCISTiNG GRADE
<br /> __--- r..��,�
<br /> i 2" MIN. EMBEDMENT (TYP} r � 4" DIA CORRUGATED PERFORATED PVC
<br /> RECEIVED a�arm�.E wi� socK. ourt.Er niRu
<br /> FACE OF WALL O �OW END OF WALL.
<br /> APR 2 9 2 011
<br /> TYPICAL TIERED WAL� SECTION
<br /> CITY OF ORONO (w� � SHOWN O 45'}
<br /> co�rwcHr to) zoo9 er can.soumor,s cKoua. uc.
<br /> �"°d �' �O�' RO��O� NO� I hereby ceRify thot is plan epecificatio�, or report wos
<br /> CIVIL SOLUTIONS GROUP, LLC NO• �0�t R°'""O" PEF STEINER/KOPPELMAN RESIDENCE 25493 Prepamd t� or n er my direct superviaion ond thct
<br /> 8240 HUMBOLDT AVENUE SOUTH, SUITE 100 �; ORONO, MN Pro�oct No: of tmhe S�ate �� r tessi�al Engineer under the iowa
<br /> BLOOMINGTON, MN 55431 114• _ ��_Q• 09-629
<br /> PHONE: (952) 294-4755 rds:
<br /> FAX: (952) 294-4595 �°� TYPICAL WALL SECTION DETAILS °na"'^� "°� ������y
<br /> 19 NOV 09 fl°�ft
<br /> MIKEC�CSGMN.COM 3 Michael R. Johnson, P.E.
<br />
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