HomeMy WebLinkAboutRetaining wall info � +
Christine Mattson
From: Melanie Curtis
Sent: Thursday, September 18, 2014 9:36 AM
To: Lyle Oman; Christine Mattson
Subject: FW: 1161 Elmwood Ave retaining wall - please cancel Recon wall engineering review!
Melanie Curtis � 952.249.4627 � mcurtisC�ci.orono.mn.us
From: Rick Sundberg [mailto:sundberg.rick@gmail.com]
Sent: Thursday, September 18, 2014 9:28 AM
To: Melanie Curtis
Subject: RE: 1161 Elmwood Ave retaining wall - please cancel Recon wall engineering review!
No change—yes there was an engineered design submitted
From: Melanie Curtis [mailto:MCurtis@ci.orono.mn.us]
Sent: Thursday, September 18, 2014 8:59 AM
To: 'Rick Sundberg'
Cc: Lyle Oman; Christine Mattson
Subject: RE: 1161 Elmwood Ave retaining wall - please cancel Recon wall engineering review!
OK— So no change from your original permit submittal? Was there an engineered design submitted with the original
permit submittal?
Melanie Curtis � 952.249.4627 � mcurtis@ci.orono.mn.us
From: Rick Sundberg [mailto:sundberg.rick@gmail.com]
Sent: Wednesday, September 17, 2014 10:59 PM
To: Melanie Curtis
Subject: 1161 Elmwood Ave retaining wall - please cancel Recon wall engineering review!
Hi Melanie—we are making the original retaining wall design work that was submitted with the building permit request.
Please stop reviewing the recon wall plan that we dropped off a couple of weeks ago—I'm not going to use Recon.
Thanks
Rick Sundberg 612-298-1173
1
I
PROPOSED BOULDER & RECON RETAI NI NG WALLS
1161 ELMWOOD AVENUE
NOTES ORONO , M I NNESOTA �
I) GRADES SHOWN ON THE BOULDER WALL ELEVATION VIEW ARE APPROXIMATE,AND MAY VARY IN THE FIELD AT THE TIME OF
CONSTRUCTION. MINOR ADJUSTMENT OF THE TOP AND BOTTOM OF THE BOULDER WALL ELEVATION IS PERMiSSIBLE,PROVIDING THE
CROSS-SECTIONS INDICATED ARE FOLLOWED. SEE SHEET W3 FOR CROSS-SECTION INFORMATION.
2) MINIMUM EMBEDMENT IS SHOWN ON THE CROSS-SECTIONS. EXTRA EMBEDMENT IS ALLOWED IF NEEDED TO ACCOMODATE BOULDER SIZES. �
3) PLEASE REFER TO SHEET WS FOR ADDITIONAL BOULDER WALL CONSTRUCTION NOTES.
4) THE RECON WALL SHOULD BE BACKFILLED ENTIRELY WITH DRAINAGE AGGRE6ATE FOR A MINIMUM OF 6'BEHIND THE UPPER UNITS,OR UP �
TO THE BUILDING WALL,WHICHEVER IS GREATER. �
5) SEE THE MANUFACTURER'S LITERATURE FOR ADDITIONAL INFORMATION ON THE RECON SERIES 50 RETAINING WALI UNIT INSTALLATION �
PROCEDURES AND METHODS.
-----____ ---______ _ _ _ _ �,r � � � � s�
� f� � SHEET INDEX
i - � �� � 6.. � SHEET N0. SHEET DESCRIPTtON
^ WI TITLE PAGE
" ` � W2 WALL LOCATION SKETCH
� PROPOSED HOUSE
rn � DRIVEWAY I Q � W3 S WALL ELEVATION VIEW
� rn W4 SECTIONS AND DETAILS
O � ^ I �� p/5 WALL CONSTRUCTION NOTES
�J
O� � W6 N WALL ELEVATION VIEW
N �
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i PROPOSED BOULDER RETAINING WALLS SCALE: i i SHEET: �I oF: 7 CLIENT:
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1161 ELMWOOD AVENUE VERIFY LINE ABOVE MEASURES I HEREBY CERT�FV 7HAT THIS PLAN.SPECIFICATIONS,OR
I9�4I Villa�veWon�sprive ORONO MINNESOTA NONE I-INCM. IF I�DOESN�T,ADJUST REPORT WAS PR RED Y ME OR R MY D ECT
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REVIEWED BY: VEC Ronn�o cne
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� DATE: I/5/13 D4TE: I/5/ REG.No.�. 24065
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PROPOSED HOUSE I
ALL DIMENSIONS SHOWN ARE DRIVEWAY
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APPROXIMATE, AND ARE BASED I
ON THE SITE SURVEY
REFERENCED ON SHEET WI �
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(TYPICAL) SOUTH WALL, STA 0+50±
PROPOSED BOULDER RETAINING WALLS SCALE: SHEET: OF: CLIENT:
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1161 ELMWOOD AVENUE �� 5 0 10 z0 I HEREBY CERTIFY THAi THIS PLAN,SPECIFICATIONS,OR
144q�1�IiIIaGe�V����sUrivc ORONO MINNESOTA REPORT WAS PR RED Y ME OR R HY D ECT
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�+Iionc: $SZkES-�4L'Z ENGINEER D R A 5 HE ST MINNESOTA.
� % 95�42� �_ REV. N0: DATE: DESCRIPTION: VEC PROJECT N0: VEC 14-003A
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BOULDER WALL - ELEVATION VIEW
� SOUTH WALL (MAXIMUM BEARING PRESSURE = 500 P5F)
W3 (SCALE: I'=5'-0")
LEGEND NOTES
x INDICATES CROSS-SECTION TO I) GRADES SHOWN ARE APPROXIMATE, AND MAY VARY IN THE FIELD AT THE TIME OF
Wx BE USED(SEE SHEET WS) CONSTRUCTION. MINOR ADJUSTMENT OF THE TOP AND BOTTOM OF WALL ELEVATIONS IS
PERMISSIBLE,PROVIDING THE CROSS-SECTIONS INDICATED ARE FOLLOWED. SEE SHEET WS FOR
CROSS-SECTION INFORMATION.
2) MINIMUM EMBEDMENT IS SHOWN ON THE CROSS-SECTIONS. EXTRA EMBEDMENT IS ALLOWED IF
NEEDED TO ACCOMODATE BOULDER SIZES.
PROPOSED BOULDER RETAINING WALLS SCALE: SHEET '•,� oF: � CLIEN7
�/ickery T__i��ii��.eiii�g���oi�sultii�g,(_L�� 1161 ELMWOOD AVENUE w RICK SUNDBERG
I?49�1�,�illav,e�von�e Dnve 5 2.5 0 5 10 I HEREBY CERTIFY THAi 7HIS PLAN,SPECIFI[ATIONS,OR
ORONO, MINNESOTA REPORT WAS PR RED Y ME OR R MY D ELT
� ��=�P�a��=,MN ss;4� SOUTH WALL ELEVATION VIEW SCALE: I' = 5'
SUPERVISION A H A DU ICE ED P FESSIONAL
Fhonc: 95ZAE5-R2jZ ENGINEER D R A 5 HE ST MINNESOiA.
�ax� 952-42E-I�jt REV. N0: DATE: DESCRIPTION: VEC PROJECT N0: VEC 14-003A
www.vickeryeng.com I 9/5/14 N WALL CHANGED TO RECON/S WALL REVISED DRAWN BY: RWV
REVIEWED BY: VEC RONn�o crte
_,..�;,:�.,,,��G�.«..,taC�*-��-�:,cf_LC DATE: NS/13 Dnre�. I/5/ Rec.No.: 24065
NOTE: ALL BOULDER SHAPES SHOWN ARE FOR DETAILING PURPOSES ONLY.
ACTUAL BOULDER SHAPES MAY VARY GREATLY IN THE FIELD. BOULDER SIZES
SHOWN ARE MINIMUM DEPTH OF THE BOULDER, AND THE DEPTHS SHOWN IN THE �
9" MINIMUM
CROSS-SECTIONS SHOULD BE CONSIDERED MINIMUM DEPTHS INTO THE SLOPE TOPSOIL
, , � �,
(PERPENDICULAR TO THE WALL FACE). BOULDER HEIGHTS MAY VARY. ' �' I-III II
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PROPOSED BOULDER WALL
PROPOSED BOULDER WALL e 5-FOOT CROSS-SECTION
� BOULDER DESIGNATIONS W4 (NOT TO SCALE)
W4 (NOT TO SCALE)
PROPOSED BOULDER RETAINING WALLS SCALE: i i SHEET: 1./� oF: 7 CLIENT'
Uic�:��n��__ns�i��eerin�p£y�onsultinvy L�_C VV RICK SUNDBERG
1161 E�MWOOD AVENUE AS VERIFY LINE ABOVE MEASURES � HEREBY CERTIFY THAT TNIS PLAN,SPECIFICATIONS,OR
14i-41�/iIlaP,e��nn�Is��m�e ORONO, MINNESOTA I-INCH. IF IT DOESN�T,ADJUST REPORT WAS PR RED Y ME OR R MY D ECT
. �clen eraine,MN S53ai SECTIONS AND DETAI LS - BOULDER WALL SHOWN SCALE ACCORDINGLY SUPERVISION A H A DU ICE ED P FESSIONAL
phone: QSZ-'}ES-AZ?Z ENGINEER D R A S HE ST MINNESOTA.
��r 95Z 4zF i�_i REV. N0: DATE: DESCRIPTION: VEC PROJECT N0: VEC 14-003A
..ww.vickcrycr,v,.com I 9/5/14 N WALL CHANGED TO RECON/S WALL REVISED DRAWN BY: RWV
REVIEWED BY: VEC RON4LD cn
.._ai-\'�_��"'iE�:4�^«^-¢FC-�=,•.,'=��¢i I C. DATE: I/5/ REG.No.'. 24065
DATE: I/S/13
BOULDER WALL NOTES
TMI$WORK CONSISTS OF CONSTRU[TING BOULDER WALL STHUCTURES. BOULDER WALLS ARE FORMED OF INTEHLOCRING,DRY-$TACKED ROCM1$WITMOUT REINFORCING STEEL.MORTAR,OR CON[RETE.
CONSTRUCTION RE�UIREMENTS
BOULDERS' BOUIDERS SHALL CONSIST OF NATUHA�STONE WITM VARYING HEiGHTS.AN�NP`+�4AL DEf iMS RANGING FROM IB TO 48 INCHES.
GENERAL'.THE FOLLOWING DEFINITIONS APPLY TO BOULOER WALL CONSTAIJCTION:
(AJ BASE ROCM1�.THE BASE ROCK IS THE LOWERMOST ROCK IN TME BOUL�ER WALL.AND BEARS OIqECtLY ON TNE SOIL SIBGRADE.
(B)FACING RO[K:THE FACINC ROCFS COMPRISE TME BULK OF TNE BOULDER WALL AND ARE STACrtED ABOVE iHE BASE ROCK.
(C)CAP ROCK'THE C4P ROCR IS THE UPPERMOST RO[I(IN THE BWIDER WAIL SECTION AND�CGPS"THE BOULDER WGLL.
BOULDER WALL GONSTRUCTION:
(A)BOUL�ER WALL FOUNUATION E%fAVATION: EX[AVATE A F�UNDATION TRENCH AT LEAST 6 INCHES BELOW THE EXPOSED BOTTOM OF THE WALL.RUNNING TNE FULL LENGTH OF THE PItOPOSED BOUIDER WALL.DEEPEP EMBEDMENT MAY BE REOUIFEO WMEftE A TOE SIOPE IS PRESENT. E%CAVATE iHE FWNOATION TO A
MINIMUM WIDTH EOUAL TO THE SPECIFIED BASE ROCR WIDTH. E%ERCISE CARE DURING EXCAVATION SO AS NDT TO UNDERMINE THE GARAGE FOUNDRTION. STABILITY OF TEMPORARY CUT SLOPES IS THE RESPoNSIBILItY OF THE CONTRACTOR.
(B)BOULDER PLACEMENT: PLACE TME FIRST[OURSE OF ROCK(BASE RO[K)ON FIRM,UNYIELDING SOIL WITH FIILL CONTACT BETWEEN THE RO[R AND THE SUBGNADE. EXC4VATE ANY LOOSE,SOFT OR OTHERWISE UNSUITABLE MPTERIpL PRESENT AT FOUND4TION GRADE AND REYLN[E WITM FOUNOATiON FIIL. COMPACT THE
fOUN�ATION FIIL qS NEEUED. AS THE BOULDER WALL IS CONSTRUCTED,RACE TME ROCItS 50 THAT TMERE ARE NO CONTINIIOUS JOINTS IN EIIMER 1HE VERTICAL OF l4tERA�DiRECTION. STOCRflLE>SUFFICIENI NUMBER OF ROCrtS TO PROVIDE A 60W SELECTION FOR PLACEMENT. TO UBTAIN A BETTER FIT,PLA[E HOCNS
WMICH DO NOT MATCH THE SPACES OFFEFED BY THE PREVIOUS[WRSE IN A UIFFERENT LOCATION. AVOID RA[ING ROCKS WMICM H4VE SHAPE$TMRT CREAiE VOIDS WITH R LINERR UIMENSION GREATER THAN B INCNES. EIICEPT IN ISOLATED CASES,PL10E EA[H ROCR 50 THAi IT BEARS ON AT LE45T TWO ROCRS BELOW IT.
LOC4TE 4T LEAST ONE BE4RING POINT R DIST�NCE NO GRE4iER TMAN 6 IN[HES FROM TME AVERAGE FACE OF THE BOULDER WALL. THE RLLOWABLE TOLERANCE fOR BASF ROCK WIDTMS IS 6 INCMES:HOWEVER,DO NOT PLACE TWO OR MORE[ONSECUTIVE BASE ROCI.S WITM A WIDTM LE55 THAN SPECIfIE�ON THE PLANS.
SLOPE TNE i0P SURFACE OF EACH ROCR TOWARDS THE BACR OF THE BOULUER WALL AT AN INCLINATION OF AT LEAST FIVE(5)UEGREES.THE MINIMIRI BWIDER WALL TMICrtNESS�S BASED ON nINInUn BASE ROCIt WIUin,AS SPECIFIED ON THE PLANS,GND ALL�waBIE FACE BATT£R.TNE REOUiRE�Fe[E BAiifR IS 10
DEGREES. SECUREIY PLACE F4CING ROCNS 50 THRT TNE ROCKS ARE UNABLE TO BE MOVE�WIiH A PRY BAR 4FiER THE Bd1lDER WALL IS COMRETE.
(C)VOIUS: WHERE VOIDS WITH A HINIMUM DIMENSiON OF 6 INCHES�R GRE4TER E%IST IN THE FACE OF THE BOULDER W4LL,CHINR THE VOiDS WITH SMALLER ROCK.
(I)IF THERE IS NO ROCK CONTACT WITHIN TNE BOULDER WALL THICI(NESS,CHINK THE VOID WITH A SMALLEN PIECE OF ROCtt.
(Z)CHINRING ROCKS DO NOT PROVIOE PRIMARY ST2UCiURAL$UPPORT FOR TME OVERLYING ROCK.
(S)CHINKING ROCKS CAN NOT BE MOVED OR REMOYED BY HANU AFTER BOULDER WAL�IS COMPLETE.RESET LOOSE[NINKING ftOCKS UNtIL SECURELY PLACE�OR GROUTE�IN PLACE. DO NOT AILOW GROUT TO BE REApILY VISIBLE iROY 1HE FACE OF BOULDER WAIL.
(D)FROST REDUCTIDN: INSTALL iW0�AYERS OF 2-INCH EXTRUDED POLYSTYRENE AG4INST THE FOUNDATION WALL TO REDUCE THE POTENTIAL FOR FROST HEAVE. SEE TME NOTES ON SHEET WI AND ON THE CROSS-SECTIONS FOR ADDITIONAL INFORMATION. COVER TNE E%TRUDED POLYST'/RENE WITN A NON-WOVEN
GEOTEXTILE(SEE NOTE E BEIOW).
(E)BOULDER WALL DRAINAGE: INSIAIL THE DFAINfGE AGGREGA�E BEM'EEN THF BOULDER WALL AND THE EXTRUDE�POLYSTYRENE. PLACE DRAINAGE AGGREG�TE LONCIIRRENT WITM BOULDER WALL SO THAT AT NO TIME IS EITHER MORE TMAN I2 INCHES HIGHER TM4N Tl1E OTHER. SEPARAiE TME CRUSNED ROCtt FROM THE
BACK OF THE BOULDERS BY A NON-WOVEN GEOTEXTILE. OYERLAP THE NON-WOVEN GEOTEXTILE AT LEASi IP INCHF:S AT ALL SEAMS. THE TOP Of THE DRAINAGE AGGREGATE SMOUL�AlSO BE�CAPPED'WITH THE GEOTEXTILE. THE�RAINAGE AGGREGATE SHOUID BE BETwEEN TME EXTRUDED POLYSTYRENE AN�THE FILTER
FABRIC.
GENERAL NOT[5
I. IN PREPARATION OF WALL�ESIGN,SOIL STRENGTH PANAMtTERS WERE ASSUMED,BAStD ON A REVIEW OF SOIL MAPS OF TNE AREA. IT i5 TME RESPONSIBIIITY OF THE OWNER OR OWflER'S RFPRESENTqTiVE TO VERIFY TME SO�I STRfNGTH PFRAMETERS ARE REPRESENTATiVE Of Tllt SOILS AVAILABLE FOR WALL CONSTRU[TION.
IF TME SOIL STRENGTH PARAMETERS ARE FOUND 10 Bt INCONSISTENT WITH THOSE PFOVIDED,THIS DESIGN�5 NO LONGER VALID AND IT i5 THE RESPONSIBILITY OF TME OWNER OR OWNER'S REPRESENTATiVE TO NOTIFY VEC SO TNE RETGINiNG WALL SYSTEM CAN BE REDESIGNE�. FAILURE TO NOTIFY VEC MPY RESULT IN
FAILURE Of THE RETAINING WALL.
2. DESIGN SOIL PARAMETERS:
p. RETAINED SDIL' IMPORiEO/ON-SITE SOILS,PHI=2B DEGREES,GAMMA=I25 PCF.
8. FOUNDATION SOIL' IMPORiED/ON-SITE SOILS,PMI=28 UEGREES,6AMMA=125 PCF.
3. ANY E%CAVATION BEIOW THE W4LL SHOULD HAVE PROPER I'.I LATERAL OVER5121NG. EXCAV4Ti0N OVERSIZING SHOIILD BE HEASURED FH�M THE FRONT TO THE BACK OF TME LOWEST BOULDER.
4. THIS SET OF BOUL�ER RETAINING WAII PLANS ARE BASED ON THE SITE SURVEY.PREPARED BY GRONBERG 8 ASSOCIATES,INC.,DATED 12/24/13. IF OTHER PLANS ARE PRODUCED THAT CONTGIN DIFFEftENT iNFORMATION TMAN THAT REFERENCEU,TNIS PLAN MAY NEED TO BE REViSED AND/OR TNE W4lL H4Y NEED TO BE
REDESIGNEO.
S. LOCATION OF TME BOULDER RETAINING WALL iN ftEL4TI0N TO PROPERTI LINES,UTILiTY EASEnENTS.W4TERSHED EASEMENTS,OR ANY OTMEfl T1'PE OF EASEMENT$ARE THE RESPONSIBILITY OF THE OWNER OR THE SITE CIYIL ENGINEER. VEC ASSIRtES NO L14BILITY FOR THE LOCATION OF TME BOULDER REiAINING WALL,OR iF
CONSTftUCTION OF TME PROPOSED BOULDER RETAININ6 WALL ENCROACMES ANY PROPERTY LINE$OR EASEMENTS.
6. IT IS IMPERATIVE THAT TME SITE SURVE�ING OF THE BOULDER RETAINING WAIL BE DONE BY THE SITE CIVIL EN6INEER OR SURVEYOR AND MUST BE BASED ON THE PL4N5 SHOWN ABOVE AND NOT PftOFILE PLANS DONE BY VEC. SURVEYING OF THE BOULOER RETAINING WALL MIJST TAKE INTO lCfOUNT TME DESIGN BATTER
INDICATED ON TME ENCLOSED PLANS AND DETAILS. FAILURE TO T4RE INTO ACCOUNT WALL BATTER FOR B�l1LDER RETAINING WRLL Sl1RVEYING WILL PNODUCE IN[ORRE[T LOCATIDNS OF ALL TOP OF WALL AND SHALL BE CORRECTED AT NO COST TO VEC OR THE BWIDER RETAINING WALL CONTRACTOR.
7. WALL GEOMETRY,L�C4TION5,SLOPES AND SURCNARGE LOADS FOR THE B011L�ER RETAINiNG WALL WERE ASSUMED FROM THE PROJECT PLANS REFERENCE�4BOVE. IF CONDITIONS VARY GREATLY IN THE FIELO FROM THOSE SHOWN ON THIS PLAN,VEC MUST BE N011FIED PRIOR TO CONSTRIICTION OF THE BOULDER RETAINING
WAIL TO REVIEW THE DESIGN AND/OR PLANS. MODIFICATIONS t0 iME�ESIGN AND/OR PLANS MAY BE RE4UIRE�AFTEft TME REVIEW.AN�ItAY TAKE UP TO TEN BUSINESS DATS TO COMPLETE.
B. PLEASE REiER TO THE PROJE[T SPECIFICATIONS FOR ADDITION4L INFORMATION(IF ANY). IF THERE ARE�ISCREPANCIES BETWEEN 4NY INFORMATION ON THESE PLANS AN�INFORMATION IN THE PROJECT$PECIFiCATI0N5.7HE MORE RESTRICTIVE INiORhAT10N TAKES PRECEDENCE.
PROPOSED BOULDER RETAINING WALLS SCALE: O I SNEET: OF: CLIENi:
Uic�ery�_n�ineerinv�fy�_on5u�tinPJ,l_1_�.. � � W5 7 RICK SUNDBERG
1161 ELMWOOD AVENUE VERIFY LINE ABOVE MEASURES I HEREBY CERTIFY THAT THIS PLAN,SPECIFICATIONS,OR
1449-I�/illa�vewooc�s�n.�c ORONO MINNESOTA NONE I-INCH. IF IT DOESN'T,ADJUST REPORT WAS PR RED Y ME OR R MY D ELT
� [_�Icn rramq M N ss�9-; WAL L C 0 N S TR UC TI 0 N N OT E S SCALE ACCORDINGLY SUPERVISION A H A DUL ICE ED P FESSIONAL
F�I�onc 9SZhE5-4Z'Z ENGINEER D R A S HE ST MINNESOTA.
�ar: �52-4ZF-�9,'� REV. N0: DATE- DESCRIPTION: VEC PROJECT N0: VEC 14-003A
��ww.�ickcrycnG.com I 9/5/14 N WALL CHANGED TO RECON/S WALL REVISED DRAwN Bv: RWV
REVIEWEU BY: VEC RONALD CK
_o��,V,.�e�,�E„K„��.c„rKh C o���M„G I_LC
DATE: I/5/13 Dnre I/5/ Rec.No.� 24065
5 90 DEGREE
W7 OUTSIDE
CORNER
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960 ` TOP OF W LL GRADE B HIND WALL 960
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956 z4' 24'M I 24'M 24'M �24'M 24�M 24'M� 24'M 24'M �2 CORNER 24'MH �956
955 Z4'M 24'M 26 M 24'M 24'M 24'M 24'M 24 M 24'C RN R 24 M �955 L E G E N D
I I I I I
954 � 39'M� 'M 39'M I 39'M 39�M 39'M� 39'M 39'M �2 CORNER 24'MH � 954
953-�.-- ---�95b e DETAIL NUMBER
q52—� I 3q•M 39'M I 59'M S9'M I 39'M 39 M 24'C�RN R 39f M �-952 Wx - $HEET NUMBER
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---
950—r----- � 39'M 39'M 39'M i9'M 39'M 39 M 24'C RN R 39'M ��
949�------�---- I I I Q I --- 4-949 X
INDICATES LOCATION
948� � 60'M �60'M 60�M 60'M� 60'M 60'M �2 CORNER 24'MH �948
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946--� ------F------�- ---�--946
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943—�------r �--- --T r .r-_.____-� �943
--
I -BASE OF W LL
942-�------�--- ---I- - - ---�------ -r------�------- -------�---- --�------�942
I
o in o in o in o in
0 0 � 3 '�' a a n n .t s
+ + + + + + + + +
0 0 o W7 0 0 0 0 0 0 0
Q Q Q Q Q Q Q Q Q Q
v~i u~i � (T Y P) � � u~i v~i u~i u~i v~i
RECON SERIES 50 UNITS - ELEVATION VIEW
� NORTH WALL MAXIMUM BEARING PRESSURE = 3 000 PSF
W6 (SCALE: I"=5'-0')
�/'i��,cer F nE;ineerin Fy onsultin PROPOSED BOULDER RETAINING WALLS SCALE: SHEET: `•I� oF: 7 CLIENT:
_y _ g L g,LI_C_. 1161 ELMWOOD AVENUE vv RICK SUNDBERG
149�91�/illage��looclsUri��c S Z5 O 5 10 I HEREBY CERTIFY THAT THIS PLAN,SPECIFICATIONS,OR
ORONO, MINNESOTA REPORT WAS PR RED Y ME OR R MY D ECT
� t���e�a����,MN Ss�4� sca�e r = s'
�: $SZ-4F5-R2'2 NORTH WALL ELEVATION VIEW SUPERVISION A H A DUL ICE ED P FESSIONAL
F� REV. NO: DATE: DESCRIPTION� ENGINEER D R A S HE ST MINNESOTA.
(.,x: 95z-426-i9-i � VEC Pao�ect No: VEC 14-003A
www..dckerye�g.�o�n I 9/5/14 N WALL CHANGED TO RECON/S WALL REVISED DRAWN BY: RWV
REVIEWED Bv: VEC ROHn�o cn
_��-���_6�.y��G,.«.,.t<<,,,,.,h,��:11C
DATE: US/13 Dnre US/ Rec.No., 24065
MI➢DLE U![T MIDULE IAJIT NI➢DLE UN[T zxo cwasE eaove vaeoF
____'__ "' "'________ ______"'__
NIDIILE UNIT M[DOLE UNIT MIOULE UNIT NIOOLE UNIT �sicams[eewccxmc
___________ "'_'____ _______'__ _"________
"�E � �E��m�p� 6ASE NIT BRSE UNIT BAS UNIT
16" -` � . qrM1.N si cWRSE BE�ow cvro[
L - '.. L� � ' ..,
L _L-21 N----
��'� �,8.�4,� so nunu� — -- b i[ �
24'MIDDLE BLOCK TOP BLOCK
6 �E.<rRo..�exEs�—_
e.niHinur+�eveurc rno
� .•..16" ]1 fOF Y W 15 Fd1N0<ild�5''H� X�
IB' - I �1 c. b En vEPORlONO�
t 6'
�T�T aW��'^� RECON SERIES 50 UNITS
L��''�.;�;', LI`a`_..;. ,'� �xi�/ea•/I o� 4 �oiio[n�eG DRAINTILE
\) � z TYPI�CAL BASE PREPARATION DETAIL W7
LEFT CORNER TOP 24'HALF BLOLK RIGHT CORNER TOP W� cNor ro sea�e)
2 ai;�I
WIO 21 7 _�l ll] -
i � r i�iu iii �ii�-�uin'ui�ii i
s ie za " II 11131LII1 IIH
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�� ��:.1��:� W9 24 M ���� ��I I����������ll�
e� ��a i u �iu in in=�
39'BASE BLOCK 39'FULL BLOCK - (ALL UNITS) II i III-�II-LII II'
_MIDDLE WIT _NIDULE UNIT MIDDIE UNIT I,-111-�. �116=111:-111=
_-_ 39 M
___ _���� � II :III- III-3�� ���� I
------ t1fE{II iII—iiL III
MIODLE UNIT MIDDLE UN[T BASE UNIT BASE UNIT 39 H rllll�lll�l�I II`III.I.
_ _ . ,,., ,, i I 11-31H11 III�-
39 M II �II �II ������ ��I�.
HASE UNIT BASE UNIT � � - 1Y3 III III �II�� jfj I.
I `,: '� _ � � m n n �I II` i[ III�I CI W llt�li
- II�II II II III II " II I—II III� I li IL-�ILII III�
� IIF III IHI IRII�II �II III IIHIG gp h II III�II 311 III IIIdIF
- �
� .�.�� :`�� 'lll�l 31EIII-71I�II Il��I ( I�II II lliir � -0I�til-iII�TF III II i TIl III -
�,8 - �,8. . . IIE�II�II�II-I� .. ,III ��Tf-1Tl—�l,� ��llli�l�ilr.. ".�il- II 4 ��alf lll�l'
�� �J ni u�i�ut;ni�u—iii—�i�����n n_ w� u�
-'�-I II_. �-�i�-1n— �� 5a n I lll '
60'BASE BLOCK 60'FULL BLOCK - III il I�I III II
/ II IIHII-III IIHII
I I II--III � III III JII�fLIirlll
�I�l I r Ili co e �� IL ����I� �� ur��� ��
II � I lii lil Il ��III
�_��� ��n�t�i� m ni �rr
RECON SERIES 50 UNITS II�IHIHII - �II III III�II�11F III III 71.
RECON SERIES 50 UNITS 3 TYPICAL BASE UNIT STEP-UP DETAIL I�II II�IIF�I_I�II Ilk 2 -�II II�III�II�EIII�II�II III III III-
� �I'�I I�I I-I I R 1 1=�1 1 1 1 G I I I 111-111---111�IHIF-111�11-311 III III--3
ISOMETRIC BLOCK SHAPES �r,rJ (rvor ro scn�e) ��11=111=11 11�11-111 r W� 11--11E����11 I III- II ib�II1,=111-II'
W7 Moi�oscn�e) -�I�-� �- =In- ���„I�� -�-1II-
RECON SERIES 50 UNIiS
S NOR H ALL AT STA 0�30t
11�1� (SCALE'I/4'-1'-0')
PROPOSED BOULDER RETAINING WALLS SCALE: O I SHEET: -7 OF CLIENT:
vic�,..r�-n`� �����.�ueeriri�fy Consu�tin�,�_L�, � � W/ 7 RICK SUNDBERG
1161 ELMWOOD AVENUE VERIFY LINE ABOVE MEASURES I HEREBY CERTIFY THAT T411S PLAN,SPECIF�CATIONS,OR
1494�1��illav,e�voor�s[�rivr. ORONO MINNESOTA NONE I-INCM. IF I7 DOESN�T,ADJUST REPORT WAS PR RED Y ME OR R MY D ECT
� [_c�enPrairic,MN s5���,- RECON SECTIONS AND DETAILS SLALE ALCORDINGLY SUPERVISION A H A DUL ICE ED P FESSIONAL
� �I�i,�ne.: $SZ�FS-R�?Z ENGINEER D R A S HE ST MINNESOTA.
�ax: 952-4Z6-I��,'I REV. N0: DATE: DESLRIPTION: VEC PROJECT N0� VEC 14-OOSA
www.vickeryenQ.wm I 9/5/14 N WALL CHANGED TO RECON/S WALL REVISED DRAWN BY: RWV
REVIEWED BY: VEC RONn�o cn
,,��A',_�«y E.s,:�«.,��.��,,..d„-g I_LC
DATE: I/5/13 Dn*e I/5/ Rec.No.: 24065
�re � _
Retaining Wall Systems
ReCon Retaining Walls, Inc
v3.2 Build 13242
Project: 1161 Elmwood Avenue, Orono, MN
Location: North Wall
Designer. VEC �
Date: 9/4/2014 �y
Section: Section 1 '� �
Design Method: NCMA_09_3rd_Ed r
Design Unit: ReCon '
�.��
SOIL PARAMETERS cp coh y �
Retained Soil: 34 deg 0 psf 125 pcf
Foundation Soil: 28 deg 0 psf 125 pcf
Leveling Pad: Crushed Stone
Crushed Stone Interface is true, cp =40deg
GEOMETRY
Design Height: 13.33 ft Live Load: 0 psf
Wall Batter/Tilt: 3.58/0.00 deg Live Load Offset: 0.00 ft
Embedment: 1.83 ft Live Load Width: 100 ft
Leveling Pad Depth: 0.50 ft Dead Load: 0 psf
Slope Angle: 0.0 deg Dead Load Offset: 0.0 ft
Slope Length: 0.0 ft Dead Load Width: 100 ft
Slope Toe Offset: 0.0 ft Leveling Pad Width: 6.00 ft
FACTORS OF SAFETY
Sliding: 1.50 Overturning: 1.50
Bearing: 2.00
RESULTS
FoS Sliding: 1.87 (fnd) FoS Overturning: 1.97
Bearing: 2865.57 FoS Bearing: 2.68
_ - - . ,
� Name Elev.{dpth] ka i Pa ; Paq , Paqd ; -PaC � PaT FSsI(base of leveling pad) FoS OT '
i TC i 12.00[1.33] _ 0.230 25 , 0 I 0 � 0 � 25 ' 100.00 36.63
� 24 � 10.67(2.66] 0.230 �,-__10 0 _�_-�_ -�_ _� �_. -102--I--__---- -- 73.49 __ ___ ' 9.10 --;
24 9.33[4.00] 0.230 ' 229 0 ! 0 i 0 ! 229 ' 33.33 4.20 I
I ---- ---- ---- -
� 24 ! 8.00[5.33] ; 0.230 408 0 �, 0 T 0 j 408 i 19.13 _� 2.45
__ -_ . _- � __ �_ ___--- _ ------- -- ... __I
: 39 + 6.67 6 66] � 0.289 803 0 ; 0 0 ! 803 ' 12.06 3.66 ,
t---------�-
�
_. � -5 ,'��__Q r____0- ____---- 2.74 �
_ -- -- -- --�- -- 2 16 ,
i 39 _5.33[_8 00] 0 284_ 1133 0 0 '}___ 0 2555 5.04
r�39 4.00[9 33] � 0 279 1520 0 � 0 0 1520 6.74 _
60 2.67[10.66] 0.360 25 5 � 1133 . . --_ _ i I� 2.71�J,
�� 60 '� 1.33[12.00]_ '�, 0.347 : 3117 � 0 �� 0 � 0 ! 3117 � 4.23 228 _
�80 0.00(13.33) � 0. 33 fi 3737 f 0 � 0 ���� 0 �3737�; 2.12(1.87) 1.97 �
ReCon Retaining Walls, Inc Page 1
�/ic�Ccrc,j �ngineerin�Fy Consultin�, LLC
19-49�I Ui��.�t-e��'�uoc�>�7r�ve.�_�i�n�'r:anie.MI V 55i9;'-I Sp4
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Boulder Wall Calculations - 4.5-Foot Total Wall Height(South Wall)
Project VEC 14-003A - August 5, 2014
1161 Elmwood Avenue, Orono, MN
Page 1 of 2
Desiqn Parameters:
Retained Soil Friction Angle, �sr:= 28deg Soil Unit Weight, �ys:= 130pcf Crest Slope, p:= 18.4deg
Foundation Soil FrictionAngle, �sf:= 28deg
S1 :_ �•�sr SI = 18.667•deg Rock Unit Weight, �yr:= 135pcf Surcharge Load, qs := Opsf
3
Exposed Height, He:= 4ft Wall Embedm ent, Hb:= lft Total Height, Hr:= He+ Hb
Hr = Sft
Top of Wall Width, Wt:= I.Sft Base of Wall Width, Wba := 3ft
a:= 83deg �:= 90deg— a �= 7•deg v = tan(�sf) v = 0.532
Calculate Wall Weiqht:
W1 :_ .5•(Wba— Wt)•He•�yr•lft W1 = 4051bf W2 := Wt�He•7r•lft W2= 8101bf
W3 := Hb•Wba•^ys•1 ft W3 = 390 lbf Ww:= W 1 + W2 + W3 Ww= 1605 lbf
Active Earth Pressue Coefficient(Ka):
(cos(�sr+ �))
2
Ka:_
2 Ka= 0.37
(cos(�))��(cos(S1 — �))��1 + �(sin(�sr+ SI))�(sin(�sr — �))]
[(cos(S1 — �))•(cos(-�— R))]
Total Horizontal Force: Wt
HOrizontal ForCe From Soil, Fah:= .5�^�s•Ka•Hr•Hr�cos(bl —�)•Ift Fah= 589.S1bf
Horizontal Force From Surcharge, Fs:= qs•Ka•Hr•lft Fs= 0
Total Horizontal Force, Fh:= Fah+ Fs Fh= 589.5 lbf
2 H.
Frictional Resistance:
Vertical ForCe From Soil, Fav:= .5•^ys•Ka•Hr�Hrsin(S1 —�)•lft Fav= 121.71bf 1
Fu:= v•(Ww+ Fav) Fu= 9l 8.l lbf
Factor of Safetv. Base Slidinq:
3 Hb
FOS Sliding, FOSs:= Fu FOSs= 1.558
Fh Wb
—�n�ineerin��jo�utions�oran unsta6�e wo�/c�
• • . ' ' I
I
�/ickery �ngineerin� � Consultin�,LLC
I^.�t 1�I v i�ri�c 4��.�o.�,v t7rivc.�_c;cn ernn-ie,�v�l V ?i;q."_I 5pa
�{�One: ?5Z-4i��-3'_" I:�x. 0`+'_4�?c-I•"I
rv�ciccr��[avic.�eryen�.com
Boulder Wall Calculations - 4.5-Foot Total Wall Height(South Wall)
Project VEC 14-003A- August 5, 2014
1161 Elmwood Avenue, Orono, MN
Page 2 of 2
Calculate Overturninq Moment:
Driving Moment, Mo= LO.��Ka•7sHrHr•cos(bl — �)•�Hr IJ + rqs•Ka•H•�H IJ Mo= 982.41bf
3 J L Zl
Calculate Resistinq Moment:
Resisting Moment is calculated by taking the sum of the weights times the moment arms for each section of wall above
Wl•(Wba- Wt)•���
M1 :_ � M1 = 4051bf
1 ft
W2�(Wba- Wt) + Wt�
M2:= 2 M2= 1822.5]bf
(lft)
C Wbal
�'2� I
?
M3 :_ � M3 = 1215 lbf
lft
Resisting Moment, Mr:= M1 + M2+ M3 Mr= 3442.5 lbf
Factor of Safety, Overturninq:
FOS Overtuming, FOSot:= Mr FOSot= 3.504
Mo
I hereby certify that this plan, specification, or
report was prepared under my direct supervision
and that I am a duly Licensed Professional
Fnnineer under the laws nf the State nf Minnesnta
Ronald W. Vickery, PE
Registration Number: 24065
August 5, 2014
�ngineerin��jolutions�oranG/nstable (/Vor/cl
PROPOSED BOULDER & RECON RETAI NI NG WALLS
1161 ELMWOOD AVENUE _
NOTES ORONO , M I NNESOTA �
�
I) GRADES SHOWN ON THE BOULDER WALL ELEVATION VIEW ARE APPROXIMATE,AND MAY VARY IN THE FIELD AT THE TIME OF O
CONSTRUCTION. MINOR ADJUSTMENT OF THE TOP AND BOTTOM OF THE BOULDER WALL ELEVATION IS PERMISSIBLE,PROVIDING THE �
CROSS-SECTIONS INDICATED ARE FOLLOWED. SEE SHEET W3 FOR CROSS-SECTION INFORMATION.
2) MINIMUM EMBEDMENT IS SHOWN ON THE CROSS-SECTIONS. EXTRA EMBEDMENT IS ALLOWED IF NEEDED TO ACCOMODATE BOULDER SIZES. O
3) PLEASE REFER TO SHEET WS FOR ADDITIONAL BOULDER WALL CONSTRUCT�ON NOTES. �
4) THE RECON WALL SHOULD BE BACKFILLED ENTIRELY WITH DRAINAGE AGGREGATE FOR A MINIMUM OF 6'BEHIND THE UPPER UNITS.OR UP �
TO THE BUILDING WALL,WHICHEVER IS GREATER. �
5) SEE THE MANUFACTURER'S LITERATURE FOR ADDITIONAL INFORMATION ON THE RECON SERIES 50 RETAINING WALL UNIT INSTALLATION �
PROCEDURES AND METHODS.
-------___ SHEET INDEX
� SHEET N0. SHEET DESCRIPTION
i
^ I WI TITLE PAGE
t!
PROPOSED HOUSE I w2 wa���ocaTioN sKeTcr+
� � ��77 DRIVEWAY W3 S WALL ELEVATION VIEW
� 1,1 I W4 SECTIONS AND DETAILS
� C `, � WS WALL CONSTRUCTION NOTES
� � � � W6 N WALL ELEVATION VIEW
� �� i -�'�_�_— �
�y � � -�_�_�_—__ I W7 N WALL SECTIONS/DETAILS
aa �9e �
�' "' � �"�--J
, PROPOSED BOULDER RETAINING WALLS scA�e: o I SHEET: OF: �7 CLIENT:
i �.�-�n�f_���,�,incerin Fy�,onsultin I I WI / RICK SUNDBERG
V�� g g,LI_C. 1161 ELMWOOD AVENUE
VERIFY LINE ABOVE MEASURES I HEREBY CERTIFY THAT THIS PLAN,SPECIFICATIONS,OR
1494-I�/illa¢e�vnodsD��� ORONO, MINNESOTA NONE I-INCH. IF IT DOESN�T,ADJUST REPORT WAS PR RED Y ME OR R MY D ECT
� [_clen�raine,MN ss34� TITLE PAGE SLALE ALCORDINGLY SUPERVISION A H A DUL ICE ED P FESSIONAL
��Iione: �52-hc5-8Zj2 ENGINEER D R A S HE ST MINNESOTA.
fdz: 952-416-i9j i Rev. No: Daie: DescRiPnot�: VEC Peo.lec7 No: VEC 14-003A
www.vickeryenv�.com I 9/5/14 N WALL CHANGED TO RECON/S WALL REVISED DRAWN BY: RWV
REVIEWE�BY: VEC Ron4�o CrcE
_a�.�:�_k�,�,L�,u,.«���.�C.,�,.N���,I.I:.
DATE: I/S/13 DnTe VS/ ReG.No.-. 24065
NORTH WALL, STA 0+00±
- � - � _ _�RTH WALL, STA 0+42±
_ �_
_ __
_ __
_ _� _ _
_ � _ �
_ _� -
-� _
_ �
i
/ I
PROPOSED HOUSE
ALL DIMENSIONS SHOWN ARE DRIVEWAY (
APPROXIMATE, AND ARE BASED �
ON THE SITE SURVEY I
REFERENCED ON SHEET WI �
SOUTH WALL, (
- --- - � _ STA 0+00± �
I
_ �
- � -
—_
' --- i
_ _._
_ � _ �_ _ _— _ I
PROPERTY LINE ��'-�
(TYPICAL) SOUTH WALL, STA 0+50±
�/icker i��ii�eerii,n�ty�onsult��,�,LLC PROPOSED BOULDER RETAINING WALLS SCALE: SHEET: �r� oF: 7 CLIENT:
y F ,, c RICK SUNDBERG
1161 ELMWOOD AVENUE IO 5 O IO zO I HEREBY CERTIFY THAT THIS PLAN,SPECIFICATIONS,OR
1444�i��illave��Vo�clsnrivc ORONO, MINNESOTA REPORT WAS PR RED Y ME OR R MY D ELT
♦ L���P�a���e,MN ss34� WqLL LOCATION SKETCH SCALE: I' = 10'
$SZ��S-82jZ SUPERVISION A H A DUL ICE ED P FESSIONAL
F�� �•� REV. N0: DATE: DESCRIPTION� ENGINEER D R A 5 HE ST MINNESOTA.
�Ax, 95��Zr_�9i� - VEC PRo�eci No: VEC 14-003A
www.vickcrycng.com I 9/5/14 N WALL CHANGED TO RECON/S WALL REVISED DRAWN Br RWV
REVIEWED BY: VEC RONALo cR
__�-A'�=L�����, < �nC„�n�,I��cLLC
DATE: VS/13 Dnrt I/5/ REG.No.� 24065
2
W4 -
956 --- �-- -T. --� � T � ---- �- -- �— � - 956
955 ------� --J---TOPOFLWALL- -. I ... ----� -1------L-------�----- I _----1------�----- 955
I I I I I I I I �-
954 954
953 ------ --�--� --� ----F-...----�------+------ -GRAD€�E'f11ND-WALt--+-------�----- 953
952 --- -J---- --L------L---- _ �-- --1- _ _--� ----1------1------L- --- 952
I I I I I I I �i� I
951 -----� T------� -1 T � � T---- -��>---�951
950 --��-----�-950
949 ----- --- � � ------1-- -- L-----�------1-��--L-----�949
'1--� 'L------L-----�--- -� -- � -- FI� SHED�R-Af3 IAi�&SE--- I I I 948
948�-----�-----@A���F1Nktt-�-- i T-- � � T------�-----�
947�---. _.-�- -�----}-. .. -----r----_ ..---�---- ----}--------�-----�--. -}..--------�-----�947
I I I I
0 0 � '� N N n n 1 .�1 v�i
+ � + + + + + + T +
0 0 0 0 0 0 0 0 0 0 0
a a a a a a a a a a a
r � �- �- r r- r- � F � �
N fn N [/1 fn N tn fn fn fn N
BOULDER WALL - ELEVATION VIEW
� SOUTH WALL MAXIMUM BEARING PRESSURE = 500 PSF
W3 (SCALE: I'=5'-0")
LEGEND NOTES
� INDICATES CROSS-SECTION TO I) GRADES SHOWN ARE APPROX�MATE,AND MAY VARY IN THE FIELD AT THE TIME OF
Wx BE USED(SEE SHEET W5) CONSTRUCTION. MINOR ADJUSTMENT OF THE TOP AND BOTTOM OF WALL ELEVATIONS IS
PERMISSIBLE.PROVIDING THE CROSS-SECTIONS INDICATED ARE FOLLOWED. SEE SHEET WS FOR
CROSS-SECTIONINFORMATION.
2) MINIMUM EMBEDMENT IS SHOWN ON THE CROSS-SECTIONS. EXTRA EMBEDMENT IS ALLOWED IF
NEEDED TO ACCOMODATE BOULDER SIZES.
PROPOSED BOULDER RETAINING WALLS SCALE SHEET: '•I� oF: � CLIENT:
�/ic���ii�F`_i���iii�erii�gFy�:oi�s��It��,g,�.LC_ 1161 ELMWOOD AVENUE w RICK SUNDBERG
19441��illav,<yy��n�s}�n��r. 5 2.5 O 5 IO � HEREBY CERTIFY THAT THIS PLAN,SPECIFICATIONS,OR
ORONO, MINNESOTA REPORT WAS PR RED Y ME OR R MY D ECT
� ��<�P�"`�`,MN 55�9' SOUTH WALL ELEVATION VIEW SCALE: t' = 5'
����P� 952�F5-9-''-' SUPERVISION A H A DU ICE ED P FESSIONAL
,���ir- 95Z-4Zh i���.� REV. N0: DATE: DESCRIPTION: VEC PROJECT N0: VEC 14-003A ENGINEER D R A S HE ST MINNESOTA.
www.�-�cke�ye�P.c�,�n I 9/5/14 N WALL CHANGED TO RECON/S WALL REVISED DRAWN BY: RWV
REVIEWED BY: VEC Rova�o cne
_:�.�,�_l�..i E-��-«�„:..�.,-,�<�-�'�'i.
DATE: I/5/Ib DntE. I/5/ Rec.No.: 24065
NOTE: ALL BOULDER SHAPES SHOWN ARE FOR DETAILING PURPOSES ONLY.
ACTUAL BOULDER SHAPES MAY VARY GREATLY IN THE FIELD. BOULDER SIZES
SHOWN ARE MINIMUM DEPTH OF THE BOULDER, AND THE DEPTHS SHOWN IN THE
CROSS-SECTIONS SHOULD BE CONSIDERED MINIMUM DEPTHS INTO THE SLOPE 9"MINIMUM � \� �`,
(PERPENDICULAR TO THE WALL FACE). BOULDER HEIGHTS MAY VARY. TOPsoi� ��,T
�'v���`�j��% � �-.
�7�%���� ��i� I, -��� I I
{-� %{`? � II ��=�I�-
M���V BOU�DER i i�I I i I I I--I I I=
IB-WCH 24-INCH 30-INCH III III=III II
— 12'MINIMUM—
BOULDER BOULDER BOULDER III-DRAINAGE IIII
4' MAX 24-INCH _ p�GREGATE
BOULDER I��—���—���—I I I-
II ���—���—��I=
�
FILTER FABRIC -I I
(MIRAFI 140N OR I-
36-INCH EpUIVALENT)
BOULDER III III III III=
36-INCH 42-INCH —���—�I' MIN� �--I I I �I I ���__ I I I i
BOULDER BOULDER BOU DER �I I��II I II I I = I=I =I =I I II I I��II I II��I I II I II I II I II I I�i
=1 I I-I I I-I I I-I I 1=1 I 1=1 I 1=1 I I-1 I I-I I 1=1 I I--J''
-i i I_-1 I I-1 I�- --'�i=1 I I-1 I i= -�i I I I I- '
�- i�� --�� -
PROPOSED BOULDER WALL
PROPOSED BOULDER WALL e 5-FOOT CROSS-SECTION
�BOULDER DESIGNATIONS W4 (NOT TO SCALE)
W4 (NOT TO SCALE)
PROPOSED BOULDER RETAINING WALLS SCALE: 0 I SHEET: OF: CLIENT:
vic�cery�n�ineerin�£��onsu�tin�,LI,C � � W� 7 RICK SUNDBERG
1161 ELMWOOD AVENUE AS VERIFY LINE ABOVE MEASIIRES I HEREBY CERTIFY THAT THIS PLAN,SPECIFICATIONS,OR
I444I�'illav,�e 4��oo�s[�nve ORONO, M I NNESOTA I-INCH. IF IT DOESN�T,ADJUST REPORT WAS PR RED Y ME OR R MY D ECT
♦ f_��•�P����e,MN 55�4; SECTIONS AND DETAILS - BOULDER WALL SHOWN SCALEACCORDINGLY
c�hone: 5Z-�Ye5-d2?2 SUPERVISION A H A DUL ICE ED P FESSIONAL
9 � ENGINEER D A S HE ST MINNESOTA.
I-�r: °52-4Lo-I?'1 REV. NO: DATE: DESCRIPTION: VEC PROJECT N0: VEC 14-OObA
www.vickeryeng.eoc� I 9/5/14 N WALL CHANGED TO RECON /S WALL REVISED DRAWN BY: RWV
REVIEWE�BY: VEC RONALD crce
_, -A��, .,E�, ' � ._ �. a'i_LC.
DATE: I/5/13 Dnre I/5/ REG.No.� 24065
BOULDER WALL NOTES
TMIS WORK CONSISTS OF CONSTRUCTING BOULDER WALL STRUCTURES. BOULDER WALLS ARt FOR1tD OF INTtRLOCKING.ORT�STACKED ROCKS WITHOUT REINFORCING STEEL.MORTAR,OR CONCFtTt.
CONSTRUCTION RE�UIREMENTS
BOULDERS: BOULDERS SHALL CONSIST OF NATURAL STONE WITH VARYING MEiGHTS.AND NQ^'�YAL DtPTHS RANGING iR0`1 IB TO 48 iNCNES.
GENERAL�.TME FOLLOWING DEFINITIONS APPLY T�BOULDER WALL CONSTRUCTION�. '
(A)BASE ROCN:THE BASE ROCK IS THE LOWERMOST ROCI(IN THE BOULDER WALL.ANp BEPRS DIRECTLY ON TNE SOIL SUBGRADE.
(B)FACING ROCK:THE FACING ROCRS COMPRISE THE BULK OF THE BOULDER WALL ANO AHt STACKED ABOVE THE BASt ROCtt.
(C)CAP ROCK'THE CAP ROCK IS THE UPPERMOST ROCK IN THE BWLDER WALL SECT104 ANp'C4PS"THE BDULDER W4LL.
BOULDER WALI CONSTRUCTION:
(A)BOULDER WALL FOUN�ATION EXCAVATIDN: E%CAVATE A FOUNDATION TRENCM AT LEAST 6 INCHES BELOW THE E%POSED BOTTOM OF TNE WALL,ftU'VNiNG TME FULL LENGTH OF THE PROPOSED BOULDER W4LL.DEEPER EMBEDMENT MAY BE REOUIRED WHERE A TOE SLOPt�i5 PRESENT. E%CAVATE THE FWYDATION TO A
MINIMUM WIDTM EOUAL TO THE SPECIFIED BASE ROCR WIDTH. EXERCISE CARE DURING EXCAVATION SO AS NOT TO UNDERMINE THE GARAGE FOUNDATION. STABILITY OF TEMPORARY C11T SLOPES IS TME RESPONSIBILITY OF THE CONTR4CTOR.
(B)BOULDER PLACEMENT'. PLACE THE FIRST COURSE OF ROCK(BASE ROCK)ON FIRM,UNYIELDING SOIL WITH FULL CONTA[T BETWEEN TME ROCI(AND TME SUBGRADE. EXCAVATE ANY LOOSE.SOFT OR OTHERWISE UNSUITABLE MATER14L PRESENT AT FOUNDATION GRADE AND kERACE WITH FOUNDATION FILL. COMPA[T THE
FOUNDATION FiLL AS NEEDED. AS TXE BOULUER WALL IS CONSTRUCTED,PLACE TME ROCRS 50 THAT THERE ARE NO CONTINUOUS JOiNTS IN EIiMER iHE VERTICAL OR L1TER1l pIRECTION. STOCItPILE A SUFFICiENT NUMBER OF ROCKS TO PROVIOE 1 G00�SEIE[TION fOR PLACEMENT. TO OBTAIN A BETTER FIT,PLACE ROCItS
WHICH p0 NOi MATCM TME SPACES OFFERED BY TME PREYIOUS CWRSE IN A DIFFERENT LOCATION. AV010 PLACING ROCI(S WHI[H N4VE SHIPES TH4T CREA7E VOIDS WITH A LINEAR DIMENSION GREATER THAN 8 INCHES. EXCEPi IN ISOLATED CASES,PL4CE E4CH ROCR SO TNAT iT BEARS ON AT LEAST TWO RO[KS BEIOW IT.
LOCAlE AT LEAST ONE BEARING POINT A OISTANCE NO GREATER TMAN 6 INCMES FROM TME AVERAGE FACE OF THE BOULDER W1LL. THE ALLOWABLE TOLERANCE FOR BASE kOCR WIDTHS IS 6 IN[HES�.HOWEVER,DO NOT PLACE TWO OR MORE CONSECUTIVE BASE ROCKS WiTM A WIDiM LESS TMAN SPECIiIED ON THE PLANS.
SLOPE TNE lOP SURFACE OF E1CH ROCK TOWARDS THE B1[R OF THE BOULOER WALL AT AN INCUNATION OF AT LEAST FIVE(S)DEGREES.TME MINIMUM BWLUFR WALL TMICRN[SS i5 BAStD ON MINiMUM BASE ROCI(WiDTM.AS SPtC�ViED ON Tnt PL4N5,ANU ALLOWAB�E YACE BATTER.TME REOl11RED FpCE BATTER IS 10
UEGREES. SE[URELY PLACE F�CING ROCNS 50 TMAT THE ROCI(S ARE UNABLE TO BE MOVE�WITM A PRY BAR AFTER THE BWIDER WALLIS COMPLETE.
(C)VOIOS: WHERE VOIDS WITH 4 MINtMUM OIMENSION OF 6 INCHE$OR GREATER EXIST IN THE FACE OF THE BOULDER WALL,CHINR TME VOi�S WiTH SMALLFR ROCK.
(I)IF THERE IS NO ROCK CONTACT WITHIN THE BOUIDER WALL TMI[KNESS,CHINK THE VOID WITH A SMALLER PIECE OF ROCK.
(2�CNINKING RDCKS�0 NOT PROVIUE PRIMAHY STRUCTURAL Sl1PPORT FOR THE OVERLYING ROCK.
(3)CHINM1ING ROCKS CAN NOT BE HOVED OR REMOVEO BY MAND AFiER BOULDER WAL�IS COMP�ETE.RESET LOOSE CHINKING ftOCKS UNTIL SECURELY PL4CFD OR GROUTED IN PLACE. DO NOT ALLOW GROt1T TO BE RE4�'�LY VISIBLE FROY TME FACE OF BOULDER WALL.
(D)FROST REDUCTION: INST4ll TWO IAYERS OF Z-INCM t%TRUDEO POLYSTYRENE AGAINST THE FOUNDATION WALL TO REDUCE TME POTENTIAL VOR fROST HtAVt. StE THE NOTES ON SHEET WI AND ON THE CROSS-SECTIONS FOR ADDITION4L INfORM4TI0N. COVER THE E%TRU�ED POLYSTYRENE WITH A NON-WOVEN
GEOTEXTILE(SEE NOTF E BELOW).
(E)BOULDER WA��DRAIN4GE: INSTALL THE DRAINAGE AGGREGATE BETWEEN TME BOULDER WALL AND THE EXTRUDED POLYSTYRENE. PLACE DRAINAGE AGGREGATE CONCURRENT WITH BOULDER WALL SO TH4T AT NO TIME i5 EITMER MORE THAN IZ INCMES MIGHER THAN THE OTHER. SEPARATE THE CRUSHED ROCK FROM THE
BACIt Oi TME eou�oEas er G NON-WOVEN GEOTE%TILE. OVERLAP THE NON-WOVEN GEOTEXTiLE PT LEAST 12 iNCMES Al ALL SEAMS. TME TOP OF TME�RAINAGE AGGREG4TE SHOULU ALSO BE�CAPPED�WiTM TME GEOT[XTILE. TME DREINAGE AGGREGATE SHOULD BE BETWEEN THE E%TRUDED POLYSTYFtNF AND TMt YiLTtR
FABRIC.
GENERAL NOTES
I. IN PREPARATION OF WA�L DESIGN,SOIL STRENGTH PARAMETERS WERE ASSl1Mt�,UAStO ON A RtVIEW OF SOIL M4PS OF THE AREA. IT IS THE RESPONSIBILITY OF TME OWNtR OR OWNtR'S RtPRtStNTATiVt TO VERiFY THE SOIL STRENGIH PARAMETERS ARE REPRESENTATIVE OF THE SOILS AVAILABLt FOR W4LL CONSTRUCTION.
IF THE SOIL STRENGTH PARAMETERS ARE FOIIND TO BE IN[ONSiSTENT WITH THOSF PPOVIDED,THIS�FSIGN i5 NO LONGER VPLID AND IT IS THE RESPONSIBILITY OF THE OWNER OR OWNER'S RtPREStNTATiVt TO NOTIFY VEC 50 THE RETAINING WALL SYSTEM CAN BE REDESIGNED. FAILURE TO NOTIFY VEC MAV RESULT IN
FAILUNE OF THE RETAINING WALL.
2. DESIGN SOIL PARAMETERS:
P. RETAiNED SOIL: IMPORTE�/ON-SITE SOILS,PMI=28 OEGFEES,GAMMA=125 PCf.
B. FOUNDATION SOIL: IMPORTED/ON-SITE SOILS,PNI=28 OEGREES,GAMMA=IZS P[h.
3. ANY E%C4VATION BELOW THE WALL SHOULD HAVE PROPER I:I LATERAL OVERSIZING. E%CAVATiON OVERSIZiNG SMOULD BE MEASU2E0 FRDM THE FRONT TO THE BACK OF THE LOWEST BOULDER.
4. THIS SET OF BOULDER RETAINING W4LL PLANS ARE BASED ON THE SITE SURVEY,PREPAREO BY GRONBERG B ASSOCiATES,INC..DATED 12/24/13. IF OTMER PLANS ARE PROWCEO THAT CONTAIN DIFFERENT iNFORMATiON TNAN THAT REFERENCED,THIS PLAN MAY NEED TO BE REViSED ANO/OR THE W4LL M4V NEED TO BE
REDESIGNED.
S. LOCATION OF THE BOVIDER RETAINING WALL IN REL4TION TO PROPERTY LINES,UTILITY EASEItENTS,WATERSHED EASEMENTS,OR ANY OTHER TYPE OF EASEMENT$ARE TME RESPONSIBILIT�OF TME OWNER OR TME SITE CIVIL ENGINEER. VEC ASSUME$NO L14BILITT FOR TME LOC4TION OF TME BOUIDER RETAINING WALL,OR iF
CONSTRUCTION OF THE PROPOSED BOUL�ER RETAINING WALL ENCROACHES ANY PROPERTY LINES OR EASEMENTS.
6. IT IS IMPERATIVE THAT TME SITE SURVEYING OF TME BOULDER RETAINING WALL BE DONE B'!THE SITE CIVIL EN6INEER OR SURVEYOR ANO MUST BE BASED ON TME PlANS SMOWN ABOVE AND NOT PROFILE PL4NS DONE BY VEC. SURVEYING OF THE BOULDER RETAINING WALL MUST TANE INTO ACCOUNT THE DESIGN BATTER
INDICATED ON THE ENCLOSED PLANS AND DETAILS. FAiLIIRE TO TAKE INTO ACCOUNT WALI BATTER FOR BOULDER RETAINING WALL SURYEYING WILL PNODUCE INCORNECT LOCATIONS OF ALL TOP Oi WALL AND SHALL BE CORRECTED AT NO COST TO VEC OR THE BWLDER RETAINING WALL CONTFACTOR.
7. WALL GEOMETRY,LOCATIONS,SLDPES AN�SURCHARGE LOADS FOR THE BOULDER RETAINING WALL WERE ASSUMED FROM TME PROJECT PLANS REFERENCED ABOVE. IF CONDITIONS VARY GREATLY IN THE FIELO FROM THOSE SHOWN ON THIS PLAN,VEC MUST BE NOTIFIED PRIOR TO CONSTRUCTIDN OF THE BDULDER RETAiNiNG
WALL TO REVIEW THE DESIGN AND/OR PLANS. MODIFICATION$TO THE DESIGN AND/OR PLANS MAY BE REQUIRE�AFTER TME REVIEW,AND MAY TAM1E UP TO TEN BUSINESS DAY$TO COMPLETE.
8- PLEASE REFER TO THE PROJECT SPECIFICATIONS FOR ADDITIONAL INfORMATION(IF ANY). IF TNERt ARE DISCRtPANCItS BtTWtEN ANY INFORM4TION ON THESE PLANS AND INFORMATION IN TME PROJECT SPECIFICATIONS,THt MORE NESTRICTIVE INFORMATION TAKES PRECEDENCE.
�/��k��� �.�,, ��,���;�,, c� ��,s��lt��, PROPOSED BOULDER RETAINING WALLS SCALE: 0 I SHEET OF CLIENT:
� _ � � L g,LL� I I W�J 7 RicK suNoeeRc
1161 ELMWOOD AVENUE VERIFY LINE ABOVE MEASURES I HERE9V CERTIFY THAT THIS PLAN,SPELIFICATIONS,OR
i-}-}-9i V�illav�eWnor�s[�nve ORONO MINNESOTA NONE I-INCH. IF IT DOESN�T,ADJUST
REPORT WAS PR RED Y ME OR R MY D ECT
� L�<'�P�=���_,MN 5s34�� y�qLL CONSTRUCTION NOTES SCALE ACCORDINGLY SUPERVISION A H A DUL ICE ED P FESSIONAL
��,����c: a5ZhE5-8Z'2 ENGINEER D R A S E ST MINNESOTA.
(�,r �5Z-4z�-i9j i Rev. No: Dnre: DescaiPnoN: VEC PRo�ecr No: VEC 14-003A
www.vickcryeng.com I 9/5/14 N WALL CHANGED TO RECON/S WALL REVISED DRnwN Bv: RWV
-- d�=t=��iF_����« s .-��• r:11.0 REVIEWEDBY: VEC ROHn�o cK
DATE: I/5/13 Dnre I/5/ REG.No.: 24065
5 90 DEGREE -
W7 OUTSIDE
CORNER
--- _
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958 ---�958
957 Z4'LCT I 24'T 24f T 24'T I 2L'T 24'T I 24'T 24 T 24�R 241 T I_957
———1
956 24' 24'M� 24'M 24'M �24'M 24�M 24'M� 24'M 24'M �2 CORNER 24'MH �956
955 p4'M 24'M 24 M 24'M 24'M 2L'M 24'M 24 M 24'L RN R 24 M �955 L E G E N D
I I I I I
954 I 39'M� 'M 39'M I J9'M J9�M 59'M I 39'M 39'M I 2 CORNER 24'MH I 954
953�- — �955 e - DETAIL NUMBER
952� I b9'M 39'M I 39'M }9'M I 39'M 39 M 24'CmRN R 3vf n �952 Wx - SHEET NUMBER
951 F---- ---�951
I I 39'M S9' I 39'M 39�M 39'M� 39'M 39'M �2 CORNER 24'MH �
949�_— r 59I M S9'M� 39'M 39'M �39'M S9 M 24'CQRN R 39�M �-949 X
I I I t I I � I - INDICATES LOCATION
948 L � 60'M 60'M 60 M 60'M 60'M 60'M 2 CORNER 24'MH J 948 WX OF SECTION CUT
947� I I 60'B� 60'M 60'M �60'M 60 M 24'CbRN R 60{M �947
946� ------�------�- __ - �946
945 � FINISHED GRADE AT BAS� I 60�e 60'B I 60'B 60'B I z cortNea 2G'MH I 945
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944� I I I I I I I I �944
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f 4 + + f + + i
O O O W7 O O O O O O
� � � (TYP) � � � ti � � �
RECON SERIES 50 UNITS - ELEVATION VIEW
� NORTH WALL MAXIMUM BEARING PRESSURE = 3 000 PSF
WCJ (SCALE: I"=5'-0')
�/i�ke� �ii`ineerii� ry PROPOSED BOULDER RETAINING WALLS SCALE SHEET: OF: CLIENT:
y — � � C"���lyU�t����I I � I161 ELMWOOD AVENUE W6 7 RICK SUNDBERG
14491�'illac�e�ti�oo�sD��,��. ORONO, MINNESOTA 5 z.5 O 5 10 I HEREBY CERTIFY THAT THIS PLAN,SPEpFICATI0N5,OR
♦ L��'�F��3��r,MN SSi4�. SCALE: I' = 5' REPORT WAS PR RED Y ME OR R MY D ECT
n�,��: 9sZ-+�5-4,�� NORTH WALL ELEVATION VIEW SUPERVISION A H A DUL ICE ED P FESSIONAL
F REV. N0: DATE: DESCRIPTION: ENGINEER D R A S HE ST MINNESOTA.
(,,x, 95Z_pZE_i„� VEC PRo�ec7 No: VEC 14-003A
��ww.vickeryenG.com I 9/5/14 N WALL CHANGED TO RECON/S WALL REVISED DRAWN Bv: RWV
,.__�.V�_1�.����n�.«,��ti��.,�,,;n-, REVIEWE�BY: VEC Ronn�o cn
si'i.0
DATE� I/S/13 Dnre�. I/5/ Rec.No.: 24065
M[OOLE U [T MIOOLE UNIT MIODLE UN[T zno c�uase move camc
_______ ___ "_"'__'__ ___________
NI➢IILE UNIT NIDULE UNIT MIOOLE UNIT NIDOLE UNIT isr couasE movE cww�
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e.n�Ninun�EVE��nc rM �E�Evnliow vanes,
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�� � ��y� ie. 4 DAYLIGH ING DRAINTILE
�I �`"�'21 �\RELON SERIES 50 UNITS y�/� (rvor io suie)
( � 1TYPICAL BASE PREPARATION DETAIL
LEPT CORNER TOP 24'HALF BLOCK RIGHT CORNER TOP W� �Har ro scn�e7
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MIDOLE UNIT M[DOLE UNIT MIDDLE UNIT 39 M � 'i ',',I III 111-111-11I=
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� ISOMETRICBLOCKSHAPES (noTToscn�e) i III_.III III-111�11=111=1 W� II III III 111=111-111=111�11�11 III III-3'
(HOTroscmr) W� �II�III III�I�Ti Ill,n. �IImIIFi�i--,111���11-III�I�II. Ill,nlll I_I'
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eRECON SERIES 50 UNITS
N4RTH WALL AT STA Or50t
W7 (scn�e�uc,r-oy
i !��� f i� i��eeiii� fti PROPOSED BOULDER RETAINING WALLS SCALE: 0 I SHEET: OF: CLIENT:
V�- y 1__ ,�' � �_,onSultiii�,I_I_C. I I W7 7 RICK SUNDBERG
1161 ELMWOOD AVENUE VERIFY LINE ABOVE MEASl1RES
19-4-9�1�'illag<�'�ooc�s[�rivc. I HEREBY CERTIFY THAT THIS PLAN,SPECIFlCATIONS,OR
ORONO MINNESOTA NONE I-INCH. IF IT DOESN�T,A�JUST REPORT WAS PR RED 7 ME OR R MY D ELT
• t.:����P�����e,MN ss;4= RECON SECTIONS AND DETAILS
SCALE ACCORDINGLY SUPERVISION A H A DUL ICE ED P FESSIONAL
i�I�i.�nc: 952-4d5-AL7L ENGINEER D R A 5 E ST MINNESOTA.
' � . �5��Z� i,�,,i Rev. No: Dare: DESCRiP7ioN: VEC PRo�e[7 No: VEC 14-OOSA
..ww.�lckeryer,g.co�� I 9/5/14 N WALL CHANGED TO RECON/S WALL REVISED DRAWN BY' RWV
REviEWED BY: VEC Rona�o crce
".-.�.-�.�yE�a,� .,tiCo-,� �.�.
DATE: I/5/13 Dn.t. V5/ Rec.No.: 2L065
re � � '
Retaining Wall Systoms
ReCon Retaining Walls, Inc
v3.2 Build 13242
Project: 1161 Elmwood Avenue, Orono, MN
Location: North Wall
Designer: VEC �
Date: 9/4/2014 � ;
Section: Section 1 � y-
Design Method: NCMA_09_3rd_Ed
Design Unit: ReCon
�.��
SOIL PARAMETERS cp coh y �
Retained Soil: 34 deg 0 psf 125 pcf
Foundation Soil: 28 deg 0 psf 125 pcf
Leveling Pad: Crushed Stone
Crushed Stone Interface is true, cp=40deg
GEOMETRY
Design Height: 13.33 ft Live Load: 0 psf
Wall Batter/Tilt: 3.58/0.00 deg Live Load Offset: 0.00 ft
Embedment: 1.83 ft Live Load Width: 100 ft
Leveling Pad Depth: 0.50 ft Dead Load: 0 psf
Slope Angle: 0.0 deg Dead Load Offset: 0.0 ft
Slope Length: 0.0 ft Dead Load Width: 100 ft
Slope Toe Offset: 0.0 ft Leveling Pad Width: 6.00 ft
FACTORS OF SAFETY
Sliding: 1.50 Overturning: 1.50
Beari ng: 2.00
RESULTS
FoS Sliding: 1.87(fnd) FoS Overturning: 1.97
Bearing: 2865.57 FoS Bearing: 2.68
Name Elev.{dpth] ka Pa Paq Paqd -PaC PaT FSsI(base of leveling pad) FoS OT
__ _ . __ . _.�,.._M.�.,__.,,_� -
TC_--.._. 12.00[1.33] 0.230 � 25 0 �". �� _�__,0.�..._25 . ..__._._.____. 100.00 __ 36.63
_
24 10.67[2.66] 0.230 102 0 0 0 102 73.49 9.10
24 9.33[4.00] 0.230 229 � 0 �-0--�----0 229 �. 33.33 4.20 ..
24 8.00[5.33] 0.230 408 0 3 0 0 408 19.13 2.45
39 6.67[6.66] 0.289 803 0. � 0 ..0 803 -- 12.06 ---_ 3.66
39 5.33[8.00] 0.284 1133 0 0 0 1133 8J8 274
' 39 4.00[9.33] 0.279 1520 0 ;�0 1520 6.74 2.16
-- _.__._.. __._
60 2.67[10.66] 0.360 2555 0 � 0 0 2555 5.04 2.71
60 1.33[12.00] 0.347 3117 0 0 0 3117 4.23 2.28
60 0.00[13.33] 0.336 3737 �v 0 0 3737 2.12(1.87) 1.97
ReCon Retaining Walls, Inc Page 1
�/ickery �n�inecrin� £� Consultin�Q'.,LLC
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Boulder Wall Calculations - 4.5-Foot Total Wall Height(South Wall)
Project VEC 14-003A- August 5, 2014
1161 Elmwood Avenue, Orono, MN
Page 1 of 2
Desiqn Parameters:
Retained Soil Friction Angle, �sr:= 28deg Soil U nit Weight, -ys:= 130pcf Crest Slope, �3:= 18.4deg
Foundation Soil Friction Angle, �sf:= 28deg
2
S1 :_ -•�sr S1 = 18.667•deg Rock Unit Weight, �yr:= 135pcf Surcharge Load, qs := Opsf
�
Exposed Height, He:= 4ft Wall Embedm ent, Hb:= lft Total Height, Hr:= He+ Hb
Hr= �tt
Top of Wall Width, Wt:= 1.Sft Base of Wall Width, wba := 3ft
a:= 83deg �:= 90deg- a � = 7�deg v := tan(�sf) v = 0.532
Calculate Wall Weiaht:
W1 :_ .5�(Wba - Wt)�He•�yrlft W1 = 4051bf W2 := Wt�He��yr�lft W2 = 8101bf
W3 := Hb•Wba•^ys•1 ft W3 = 3901bf Ww:= W 1 + W2 + W3 Ww= 1605 lbf
Active Earth Pressue Coefficient(Ka1:
Ka= (cos(�sr+ �))
2
2 Ka= 0.37
(cos(�))�•(cos(S1 - �))•�1 + «sin(�sr+ S1))�(sin(�sr- �))]
[(cos(S1 - �))•(cos(-�t�- (3))]
Total Horizontal Force: Wt
Horizontal ForCe From Soil, Fah:= .5•�ys•Ka�Hr�Hrcos(81 - �)•lft Fah= 589.S1bf
Horizontal Force From Surcharge, Fs:= qs�Ka•Hr•1 ft Fs= 0
Total Horizontal Force, Fh:= Fah+ Fs Fh= 589.5 lbf
2 H.
Frictional Resistance:
VertiCal ForCe From Soil, Fav:= .5•�ys•Ka•Hr•Hrsin(Sl - �)�lft Fav= 121.71bf 1
Fu:= v•(Ww+ Fav) Fu= 918.1 Ibf
Factor of Safetv. Base Slidinq:
3 Hb
FOS Sliding, FOSs:= Fu FOSs= 1.558
Fh wb
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Boulder Wall Calculations - 4.5-Foot Total Wali Height(South Wall)
Project VEC 14-003A- August 5, 2014
1161 Elmwood Avenue, Orono, MN
Page 2 of 2
Calculate Overturninq Moment:
Driving Moment, Mo= L0.5•Ka•7s•HrHr•cos(S1 - �)•I Hrll + Lqs•Ka•H•I HJ� Mo = 982.41bf
� 3 JJ �2
Calculate Resistinq Moment:
Resisting Moment is calculated by taking the sum of the weights times the moment arms for each section of wall above
2
Wl�(Wba— Wt)• —
I�!� M1 :_ � M1 = 4051bf
Ift
� W2•�(Wba— Wt) + Wt�
?
'J M2:= M2 = 1822.5 lbf
(1 ft)
W2 �Wba�
M3 := 2 M3 = 1215 lbf
1 ft
Resisting Moment, Mr:= M1 + M2+ M3 Mr= 3442.5 ]bf
Factor of Safetv. Overturninq:
FOS Overtuming, FOSoc:_ �r FOSot = 3.504
Mo
I hereby certify that this plan, specification, or
report was prepared under my direct supervision
and that I am a duly Licensed Professional
Fnaineer iinder the laws of thP StatP nf Minnesota
Ronald W. Vickery, PE
Registration Number: 24065
August 5, 2014
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Boulder Wall Calculations - 4.5-Foot Total Wall Height (North all)
Project VEC 14-003 - January 5, 2014
1161 Elmwood Avenue, Orono, MN
Desiqn Parameters:
Page 1 of 2
Retained Soil Friction Angle, �sr:= 28deg Soil U nit Weight, -ys:= 130pcf Crest Slope, (�:= Odeg
Foundation Soil Friction Angle, �sf:= 28deg
Sl := 3•�sr S1 = 18.667•deg Rock Unit Weight, -yr:= 13 cf Surcharge Load, qs:= Opsf
Exposed Height, He:= 4fr Wall Embedm ent, H ._ .Sft Total Height, Hr:= He + Hb
Hr= 4.5 ft
Top of Wall Width, Wc:= 1 ft Base of Wall Widt Wba:= 2.Sft
a:= 83deg �:= 90deg— a � = 7�deg v = tan(�sf) v =0.532
Calculate Wall Weiaht:
W 1 :_ .5�(Wba— Wt)�He•-yr lft W l = 4051bf W2 := Wt�He•�yr•lft W2= 5401bf
W3 := Hb•Wba•-ys�I ft W3 = I 6 lbf Ww:= W 1 + W2+ W3 Ww= 1 107.5 Ibf
Active Earth Pressue Coefficient(Kal:
Ka:_
(cos(�s �))�
2 Ka= 0.274
(cos(�))��(cos(S1 — ���. � [(sin(�sr+ bl))�(sin(�sr— (3))]�
[(cos(dl — �))�(cos(—�— �))�
Total Horizontal Force: Wt
Horizontal FOrCe From S0� , Fah:= .5•�ys•Ka�Hr•Hrcos(SI — �)•lft Fah= 353.41bf
Horizontal Force From urcharge, Fs:= ys•Ka•Hr�1 ft Fs= 0
Total Horizontal For , Fh:= Fah+ Fs Fh= 353.41bf
2 Hr
Frictional Resis nce:
VertiCll FOrCe om SOiI, Fav:= .5•�ys�Ka•Hr•Hrsin(S1 — �)�lft Fav= 731bf 1
Fu:= v�(Ww Fav) Fu= 627.7 Ibf
Factor of fe Base Slidin :
3 Hb
FOS Sli ng, FOSs:= Fu FOSs= 1.776
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Boulder Wall Calculations - 4.5-Foot Total Wall Height (North Wall)
Project VEC 14-003 - January 5, 2014
1161 Elmwood Avenue, Orono, MN
Page 2 of 2
Calculate Overturnin4 Moment:
Driving Moment, Mo:_ �O.S�Ka•�ys•Hr�Hr�cos(SI - �)•�Hr�� + �qs•Ka•H•�H�� Mo= 530.1 lbf
3 2 �`_�
Calculate Resistinq Moment: �,a'�r
Resisting Moment is calculated by taking the sum of the weights time��e moment arms for each section of wall above
�
W I•(Wba- Wt)��-� ��� �
M 1 := 3 M I = 405 lbf �Y
Ifr
��
W2��(Wba - Wt) + W�� ,>� �
M2:_ � M2 = 10801bf �
�1��
Wba
W2• —
M3 :_ � M3 = 67 bf
lft
Resisting Mom ent, Mr:= M 1 + M2 3 Mr= 21601bf
�
Factor of Safetv, Overturninq: ��
FOS Overturning, FOSot:- r FOSot= 4.074
Mo
I hereby certify that thi lan, specification, or
report was prepared der my direct supervision
and that I am a dul icensed Professional
Fnninaar iinriar th aw�nf iha State nf Minnasnta_
Ronald W. Vickery, PE
Registration Number: 24065
January 5, 2014
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Boulder Wall Calculations - 7-Foot Total Wall Height (North Wall)
Project VEC 14-003 - January 5, 2014
1161 Elmwood Avenue, Orono, MN
Page 1 of 2
Desiqn Parameters:
Retained Soil Friction Angle, �sr:= 28deg Soil U nit Weight, -ys:= 130pcf Crest Slope, �:= Odeg
Foundation Soil Friction Angle, �sf:= 28deg
SI :_ ���sr S1 = 18.667•deg Rock Unit Weight, �yr:= 135pcf Surcharge Load, qs := Opsf
3
Exposed Height, He:= 6.Sft Wall Embedm ent, Hb=.5ft Total Height, Hr:= He+ Hb
Hr= 7ft
Top of Wall Width, Wt := 1.5ft Base of Wall Width, Wba:= 3.Sfv '
a:= 83dcg �:= 90deg — a �= 7�deg v = ta��s� v = 0.532
.".
Calculate Wall Weiqht:
W 1 :_ .5•(Wba— Wt)�He�yr•1 R W l = 877.5 lbf W2 :�"�Wt�He��yr�I ft W2 = 1316 x 1031bf
�.
W3 := Hb•Wba��ys�I ft W3 = 227.5 lbf �w:= W I + W2 + W3 Ww= 2421.31bf
Active Earth Pressue Coefficient Ka : �
,�
2 �'
(cos(�sr+ �)) ��"'
Ka:_
2 Ka= 0.274
(cos(�))��(cos(SI —�))��1 + «sin(�s + S1))�(sin(�sr— (�))]�
[(cos 1 — '�))�(cos(—�— (3))]
Total Horizontal Force: W`
Horizontal Force From Soil, Fah:= •�ys•Ka•Hr•Hr•cos(bl — �)•Ift Fah= 855.21bf
Horizontal Force From Surchar , Fs:= qs�Ka�Hr�Ift Fs= 0
Total Horizontal Force, Fh� Fah+ Fs Fh= 855.2 lbf
2 H.
Frictional Resistance:
VertiCal FOt'Ce From S Fav:= .5•�ys•Ka•HrHrsin(S1 — �)•lft Fav= 176.61bf 1
Fu:= v�(Ww+ Fav) Fu= 138131bf
Factor of Safe ase Slidin :
3 Hb
FOS Sliding, FOSs:= Fu FOSs= 1.615
Fh We
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Boulder Wall Calculations- 4.5-Foot Total Wall Height (North Wall)
Project VEC 14-003 - January 5, 2014
1161 Elmwood Avenue, Orono, MN
Page 2 of 2
Calculate Overturnin4 Moment:
Hr H
Driving Moment, Mo:= 0.5-Ka��ys�Hr•Hr•cos(SI — �)•�3�� +�qs•Ka�H��-�� ��' Mo= 530.1 lbf
�
¢
Calculate Resistin4 Moment:
Resisting Moment is calculated by taking the sum of the weights times�the moment arms for each section of wall above
�''
2 �,'
Wl�(Wba— Wt)� —
M 1 := 3 M 1 = 4051bf
]ft
W2•�(Wba— Wt) + Wt� ���
M2:_ � M2= 10801bf
���� s% I
W2�Wba� aa.
M3:= 2 M3 = 67 bf
1 ft ,,¢
Resisting Moment, Mr:= M1 + M2 3 Mr= 21601bf�
Factor of Safetv. Overturnina:
FOS Overturning, FOSot:— r FOSot= 4.074
Mo
I hereby certify that thi lan, specification, or
report was prepared der my direct supervision
and that I am a dul icensed Professional
FnninaPr iinriar th aw�nf tha Stata nf Minnasnta
�
Ronald W. Vickery, PE
Registration Number: 24065
January 5, 2014
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Boulder Wall Calculations - 7-Foot Total Wall Height (North Wall)
Project VEC 14-003 - January 5, 2014
1161 Elmwood Avenue, Orono, MN
Page 1 of 2
Desiqn Parameters:
Retained Soil Friction Angle, �sr:= 28deg Soil U nit Weight, 7s:= 130pcf Crest Slope, (3:= Odeg
Foundation Soil Friction Angle, �sf:= 28deg
Sl := 3��sr S1 = 18.667•deg Rock Unit Weight, �yr:= 135pcf Surcharge Load, qs:= Opsf
Exposed Height, He:= 6.Sft Wall Embedm ent, Hb:_ .Sft Total Height, Hr= He + Hb
Hr = 7ft
Top of Wall Width, Wc:= 1.Sft Base of Wall Width, Wba:= 3.5fr
a:= 83dcg �:= 90deg— a � = 7�deg v = tan sf) v = 0.532
,�
Calculate Wall WeiQht:
W 1 :_ .5�(Wba— Wt)�Hc�yr l ft W 1 = 877.5 lbf W2: t•He•�yr•l}t W2 = 1.316 x 1031bf
W3 := Hb�Wba��ys�1 fl W3 = 227.5 Ibf �:= W I + W2 + W3 Ww= 2421.31bf
Active Earth Pressue Coefficient(Ka): o
��
Ka= (cos(�sr+ �))�
Z Ka= 0.274
(cos(�))��(cos(SI — �)).�l + [(sin(�s + Sl))�(sin(�sr— p))]�
[(cos � 1 — �))•(cos(�— (3))]
Total Horizontal Force: wt
Horizontal Force From Soil, Fah:= ��ys•Ka•Hr•Hrcos(fil — �)�lft Fah= 855.21bf
Horizontal Force From Surchar , Fs:= qs�Ka�Hr lft Fs = 0
Total Horizontal Force, Fh• Fah+ Fs Fh= 855.21bf
2 H.
Frictional Resistance:
VertiCal FOrCe FrOm S Fav:= .5•^ys•Ka•Hr•Hr�sin(Sl — �)•lft Fav= 176.616f 1
Fu:= v�(Ww+ Fav) Fu= 1381.316f
Factor of Safe ase Slidin :
3 Hb
FOS Sliding, FOSs:= Fu FOSs= I.615
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Boulder Wall Calculations - 7-Foot Total Wall Height (North Wall)
Project VEC 14-003 - January 5, 2014
1161 Elmwood Avenue, Orono, MN �'
Page 2 of 2 ,��'"f
Calculate Overturninq Moment: ��
Driving Moment, Mo= rOS�Ka•-ys•HrHr�cos(fil - �)•�Hrll +rqs•Ka•H��H� Mo= 1995.5 lbf
L 3 JJ L 2
Calculate Resistinq Moment:
f�;
Resisting Moment is calculated by taking the sum of the weights t�rfes the moment arms for each section of wall above
�
��.
WI�(Wba- Wt)•�21
M1 := 3� M1 = 1.17 x ]031bf
Ift
W2•�(Wba- Wt) + W��
M2:= 2 M2 = 3619.7 f
(I[i)
Wba
W2•
M3 := 2 M3 303.41bf
lft
Resisting Mom ent, Mr:= M 1 + + M3 Mr= 7093.1 lbf
Factor of Safe Overturnin
FOS Overturning, FOSo .= Mr FOSot = 3.555
Mo
I hereby certify that t plan, specification, or
report was prepared nder my direct supervision
and that I am a du Licensed Professional
Fnninaar unriar t lawc nf tha�tata nf Minna�nta_
.r.--.''�~�
�
Ronald W. Vickery, PE
Registration Number: 24065
January 5, 2014
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Boulder Wall Calculations - 9.5-Foot Total Wall Height (North Wall)
Project VEC 14-003 - January 5, 2014
1161 Elmwood Avenue, Orono, MN ��
Desian Parameters: Page 1 Of 2
Retained Soil Friction Angle, �sr:= 28deg Soil Unit Weight, -ys:= 130pcf,�" Crest Slope, p:= Odeg
�'r„
Foundation Soil Friction Angle, �sf:= 28deg �
Sl :_ ���sr SI = 18.667•deg Rock Unit Weight,��r— 135pcf Surcharge Load, qs := Opsf
Exposed Height, Hc:= 9ft Wall Embedm� Hb:_ .5ft Total Height, Hr:= He + Hb
�"� Hr = 9.5 ft
Top of Wall Width, Wt:= 2.Sfi Base of��Width, Wba:= 4ft
�
a:= 83deg �:= 90deg— a �= 7�d�� v= tan(�sf) v = 0.532
��,.
Calculate Wall Weiaht: �
W I :_ .5�(Wba— Wt)�He�^�r I ft W 1 91 1.25 lbf W2 := Wt•He•�yr•1 ft W2 = 3.038 x 1031bf
W3 := Hb•Wba•rys•1 ft 3 = 2601bf Ww:= W 1 + W2+ W3 Ww= 4208.8 Ibf
a�
Active Earth Pressue Coeffici�t(Ka):
C
�
2
(COS(�Sl'+ 'l�J��
Ka :_
2 Ka= 0.274
(cos(�))��(cos(Sl ��))��1 + «sin(�sr+ Sl))�(sin(�sr— �3))l�
[(cos(S1 — �))•(cos(—�— �3))]
Total Horizontal F ce: Wt
Horizontal ForCe m Soil, Fah:_ .5•�ys•Ka•Hr�Hrcos(fil — �)�I ft Fah= 1575.1 lbf
Horizontal Forc From Surcharge, Fs:= qs�Ka�Hr•1 ft Fs= 0
Total Horizon I Force, Fh:= Fah+ Fs Fh= 1575.I lbf
2 Hr
Frictional sistance:
Vertical F e From Soil, Fav:= .5�^�s�Ka�Hr�Hr•sin(SI — �)•Ift Fav= 325.21bf 1
Fu:= v•(Ww+ Fav) Fu= 2410.8 Ibf
Factor of Safetv. Base Slidinq:
3 He
FOS Sliding, FOSs:= Fu FOSs= 1.531
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Boulder Wall Calculations- 9.5-Foot Total Wall Height (North Wall)
Project VEC 14-003 - January 5, 2014
1161 Elmwood Avenue, Orono, MN
Page 2 of 2
Calculate Overturnina Moment:
Hr H
Driving Moment, Mo:= 0.5•Ka•-ys�HrHr•cos(Sl — �)•�—�� +�qs•Ka�H��—�� Mo= 4987.916f
3 2
Calculate Resistinq Moment:
Resisting Moment is calculated by taking the sum of the weights times t moment arms for each section of wall above
W1•(Wba— Wt)•���
M 1 := 3 M I = 91 I.251bf
lft
W2•�(Wba— Wt) + W��
M2:_ � M2= 8353.l lbf
(��)
Wba
W2•
M3= � M3= 6 S lbf
I ft
Resisting Moment, Mr:= M1 + M2 3 Mr= 15339.41bf
Factor of Safetv, Overturninq:
FOS Overturning, FOSot: r FOSot= 3.075
Mo
i hereby certify that thi lan, specification, or
report was prepared u er my direct supervision
and that I am a duly Licensed Professional
Fnninaar iinrlar thP IawG nf tha �tata nf MinnPGnta
,
Ronald W. Vickery, PE
Registration Number: 24065
January 5, 2014
�n��neeirn�``�'J'o�i�tionsfc�ranC,�i7sta�i�e �or�c�
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Boulder Wall Calculations - 4.5-Foot Total Wall Height (South Wall)
Project VEC 14-003 - January 5, 2014
1161 Elmwood Avenue, Orono, MN
Page 1 of 2
Desiqn Parameters:
Retained Soil Friction Angle, �sr:= 28deg Soil Unit Weight, �ys:= 130pcf Crest Slope, �i:= Odcg
Foundation Soil Friction Angle, �sf:= 28deg
Sl := 3•�sr S1 = 18.667•deg Rock Unit Weight, -yr:= 135pcf Surcharge Load, ys:= Opsf
Exposed Height, He:= 4ft Wall Embedm ent, Hb:_ .Sfr Total Height, Hr:= Hc + Hb
Hr= 4.5 ft
Top of Wall Width, Wt:= lfr Base of Wall Width, Wba:= 2.Sft
a:= 83deg �:= 90deg— a �= 7�deg v := tan(�sf) v = 0.532
Calculate Wall Weiaht:
W 1 :_ .5�(Wba — Wt)•Hc•�yr�I ft W I = 4051bf W2 := Wt•He•�yr�1 ft W2 = 5401bf
W3 := Hb�Wba•�ys�1 ft W3 = I 62.5 lbf Ww:= W I + W2 + W3 Ww= 1 107.5 lbf
Active Earth Pressue Coefficient(Ka):
�
Ka= (cos(�sr+ ��))`
2 Ka= 0.274
(cos(�))�•(cos(SI — �)).�� + [(sin(�sr+ SI))•(sin(�sr— �3))��
[(cos(dl — �))•(cos(—'�— (�))]
Total Horizontal Force: wt
Horizontal ForCe From Soil, Fah:_ .5•^�s�Ka•Hr•Hrcos(S1 —�)�lfr Fah= 353.41bf
Horizontal Force From Surcharge, Fs:= qs•Ka•Hr�1 ft Fs= 0
Total Horizontal Force, Fh:= Fah+ Fs Fh= 353.41bf
2 Hr
Frictional Resistance:
Vertical Force From Soil, Fav:= .5•�ys•Ka�Hr•Hr•sin(S1 — �)•1ft Fav= 731bf 1
Fu:= v�(Ww+ Fav) Fu= 627.71bf
Factor of Safetv. Base Slidin4:
3 Hb
FOS Sliding, FOSs:= FU FOSs= I.776
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Boulder Wall Calculations - 4.5-Foot Total Wall Height (South Wall)
Project VEC 14-003 - January 5, 2014
1161 Elmwood Avenue, Orono, MN
Page 2 of 2
Calculate Overturnina Moment:
Hr H
Driving Moment, Mo:= O.S�Ka•�ys•HrHr•cos(SI — �)��3 11 + rqs•Ka•H��Z 11 Mo= 530.1 lbf
JJ L JJ
Calculate Resistino Moment:
Resisting Moment is calculated by taking the sum of the weights times the moment arms for each section of wall above
Wl•(Wba— Wt)����
M 1 := 3 M I = 405 lbf
lft
W2��(Wba— Wt) + Wt�
1�'1��_ � M2= 10801bf
(lft)
Wba
W2�
M3 := 2 M3 = 6751bf
]ft
Resisting Mom ent, Mr:= M I + M2+ M3 Mr= 21601bf
Factor of Safetv, Overturninq:
FOS Overturning, FOSot:= Mr FOSot= 4.074
Mo
I hereby certify that this plan, specification, or
report was prepared under my direct supervision
and that I am a duly Licensed Professional
Fnninear iinriar iha law��f tha State nf Minnasnta_
^__„�-�-^�
�
Ronald W. Vickery, PE
Registration Number: 24065
January 5, 2014
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