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HomeMy WebLinkAbout2013-06-04 Planning Board Supplemental Materials (26) INSPECTION PORT: / {•' '�� r i� •' 9 MIN. OF APPROVED FILL 6 PVC RISER WITH END CAP TO Z t�� �� �� , `� �" �• ;� ( ) 20' MIN. f► [# [ r 0 UNPAVED AREAS WITHIN 6" OF FINISH GRADE ROOF LEADER f w FINISHED GRADE 4� -Z1 C-0 co .� w f OVERFLOW PIPE 2.5" ASPHALT EXISTING -� ¢10' �' �`• ro� J �� Da GROUND 10 MIN_ MIN. - '1 ? Q ❑ O f 14" MIN. OF 85% COMPACTED �Tl SPLASH BLOCKl J• GJ J 0 C1 { '. I' 4�. GRAVEL (PAVED AREAS) . I � a ,7"i �. 2" TO 4" CRUSHED �� Ab r �� T STONE, TO A MINIMUM ❑ '�'' 1 QQ n 0 v ELEV. 147.6± J f . a DEPTH OF 6" � 1 l- ❑ 0i a w ,. a. `, 4. W �' o ELEV. 146.6 � 3 � --� � ' ,, c,, � o � �'� t J� 403 c Z' ur v, CULTEC NO. 410 FILTER -�-. �+ to CCS• Q 001 FABRIC TOP (MANDATORY), .ti � � 0 tD C�7 ELEV. 144.9 SIDES AND BOTTOM CRUSHED STONE CONSTRUCTION ENTRANCE --�_��� .n to � j. o� . , , , . ELEV. 144.4 Q 1 NOT TO SCALE �� *r7 ❑ BUILDING y , Ver ✓ /yY THE CRUSHED STONE ENTRANCE SHALL BE MAINTAINED INA 1 ' 4 .� QQ � OUNDATION �- CONDITION THAT WILL PREVENT TRACKING OR FLOWING OF Cry � .+ �T C 12" 3.1' SEDIMENT ONTO THE ADJACENT ROADWAY. ��_. Q Q7 ��� r? 0 �., b STONE CULTEC R-180 6" BASE STONE 1-1/2" - 2" Q� (b J BORDER CHAMBER ESHWT CLEAN WASHED BROKEN STONE Q & C j co (TYP.) ELEV. 141.3 a HOSE TO �� Q �` b 4 12"-18" PUMP �� �� T �,j DOWNSPOUT AND ROOF RUNOFF - see ►�►J• f INFILTRATION AREA DETAIL 12"-24" DIA. ••• ••• III III III III PERFORATE ••• ••• III- "'�. •� �❑ 4D NOT TO SCALE = HDPE PIPE . . ... 4 ... ... Cb ... ... Cry „ ••• ••• ROOF RUNOFF INFILTRATION CHAMBER MAINTENANCE - ••• ••• - I fl ❑�Cd Q -0 0 1. INSPECT CHAMBERS AFTER EVERY MAJOR STORM IN THE FIRST FEW MONTHS AFTER ••• ••• ■ CIt C.4 ❑ a co1 2 AGGREGATE -N Q r1 INSTALLATION TO INSURE PROPER STABILIZATION AND FUNCTION III ... ... q C �� rA 2� o so* see 147 2. INSPECT THE CHAMBERS 72 HR AFTER STORMS QUARTERLY FOR THE FIRST YEAR TO �Q ej qy '+ Al DETERMINE THAT ALL OF THE WATER HAS DRAINED FROM THE CHAMBER 12" � o ❑ Q tip?jjffllll Q , �w t 4�Igr 01, 3. INSPECT THE CHAMBERS ANNUALLY 72 HOURS AFTER A STORM TO DETERMINE IF THE WATER d Q Q`' �Is ,eb~ ' 4l,q C HAS DRAINED ��v �k ❑� 4. IF THE INSPECTION REVEALS THE CHAMBERS ARE NOT FUNCTIONING PROPERLY CONTACT A DEWATERING SUMP Q D Q00 STORMWATER PROFESSIONAL TO DETERMINE WHAT ACTIONS ARE NECESSARY. n.t.s. y4'b � r DRIVEWAY RUNOFF TREATMENT STRIP -� �' b �,•, 3/4"TO 1-1/2"STONE d, Zr (0 ��J MAINTENANCE • 0� 1. INSPECT CHAMBERS AFTER EVERY MAJOR STORM IN THE FIRST FEW '1Z. �� Q ❑� �� 1"TOP COURSE 4 DENSE MONTHS AFTER INSTALLATION TO INSURE PROPER STABILIZATION AND ''� � -� .� �C► " 0ti a 2"BINDER GRADEFUNCTION D STONE 4. Da ❑Q �,G1 �L I ' s' GRAVEL 2 .INSPECT THE TREATMENT STRIP 72 HR AFTER STORMS QUARTERLY FOR .� �� rb ��� w l � � ,:':. THE FIRST YEAR TO DETERMINE THAT ALL OF THE WATER HAS DRAINED FROM THE STONE 90.7" ::fi;:'' `' ''''i;r: •' �~- [ Q S, -1 0 o a o i i i ACTUAL �k ,NJ .•� .' ���'•y. Co 4q ;.r,: i. +'' 'i ' t ► 3. INSPECT THE STRIP ANNUALLY 72 HOURS AFTER A STORM TO DETERMINE ,i,i,:,. ti �;';-r ,;�+,,t r i.t , Cb .0 LENGTH Q• IF THE WATER HAS DRAINED `1'r•.'.. is r:i• �• i e_s l' :? ice:• ;:�• ,•,, , �; :1:��.'•i.;�r � J _ 85.4.. ' •'- Y,�,;■ �Y-_`�M:�'•.�~,:�:�[1'�.�}e�1 I%y UNDISTURBED SOIL 4. CLEAN DEBRIS FROM STONE AS NECESSARY INSTALLED 4 Y..seke DRIVEWAY DETAIL , f:;..;.�, .:::.. . �,... �a °Chi 5. REPLACE SURFACE STONE IF IT APPEARS TO BE FILLED WITH SEDIMENT + yS;•Y=, - : O 1 �.at ':4:- .i.S .'r:a...,'�.!'_3:YS'�.•�rl't 7;, .rt 'p0ick 34" ti: !."f�i;:':,r �:':���e.;:r°■ t r rr �' � /]4V� r ! 1 NOT TO SCALE I ;. • . 6. IF IT APPEARS THE STRIP IS NOT FUNCTIONING PROPERLY CONTACT A �S }r�.�r�-,;,:�. ,i,; .;,!.} � ?� ���; ;•*y os' brfd, aith Q STORMWATER PROFESSIONAL TO DETERMINE WHAT ACTIONS ARE ==;' r fa ;.•;"t+: '•"!' r A44 S� 1 � NOMINAL CHAMBER SPECIFICATIONS : `` ':�y•�`' �:� � S.W. j�f'-• ;17, NECESSARY. ,•r.. rir;;.::• •. r . �? ..: � ;;; '• SIZE (W x H x INSTALLED LENGTH) 34.0" x 16.0"x 85.4" ;• ''LP.''.•'r„'i' ;:��+ ' ::iLL;ti.' � ti_ti�•:4":tis� � i•;��ti.•.- 7i:';,' :'i' ;►. ECO- 0.2 STONE PAVERS MINIMUM INSTALLED STORAGE 31.0 CUBIC FEET ",i'�.;%+'�i `i'+"•'•'`=i� �' ''r''{�i "�f:.1' ;4}11: ;�.tr t-}``= .'' `;';� + 'ir' ' i; ;'�_''t:.,;. .i� •� NOTE: �-I.,:,#:� :��:;: ?i w�i•�'i i�'...,�r ham,.,. .�.`..� ��. I. ,1:• �:.:, •��� _ .k'.�� •::`: ,,` � �';•Fl.:�.. WEIGHT 35 LBS. r.y ...;ird;Y ':;t:`::L:si�`tr' �r�:' .,:• .;' y:..-:�.�1a .ti;►.'S:`; �s ':•:.. :':.',. .:.�e��' : L•: •;_'= M1.04.1 SAND BORROW FOR 1. THE WATER STOPS IN THE DRIVEWAY RUNOFF TREATMENT AREA ARE TO �'i•'�:`e''`.'` •''r.�''`+•�,'ti�'�'++�'''�s ''•i�r%.. ;�•�••: �� :•:1:'r,'��,;:' :: ''':• ' +a r;y'�''+'•;'':s ''•:::.''.:.''' .•:�'' s•, J!'1•?�:� �.•}i•.���:.r•i�'.'iviiM1�`:�;1tr��';'7}^:S :i1�Yi, s ...r.i,�.Ss,�.•+!.{•.r�:�:�t •�-i^:•,�•i,,.,u s'�iL {.�•tdr....x.:�i�'Y=..���':;.'':.1.�;:: SUBDRAINS BE CONSTRUCTED OF IMPERVIOUS MATERIALS AS SPECIFIED IN MASS FOR STORMTECH '}'• �!rl� }•:t�:•;s .��.::•.•f'r°Lt�.r;: {s'`.a��.'4' ':,��'•;=+.�j�!.+.•,F ..�� •�; :►,� _� :,�'►3 +:ir3' ":•;k: '':!•': :';� ;«?'` i .''��.ii ' ,':.r'1�'' $ + !" rir..��1 fr`�"•. ' !''.s�at 1. t•V'" .�i.'•,;'b-•'eti. +":y#r� ""1.'.Lf�,r: •.. t{'i a.•� •• -r a�Sr,�:'.'i:000 ,":••'1�'.!�"!':E;r.�..•�:,r.:r'..Y=1:a�,.?;:..a.1..y,.rc'Y?..'►f'.ir'"ti•,�r�;•.,L,�y:.�.;':���r}•:••`;�ti1r;1�.t��t'r�'P■.�i;.-L.'��.�,'a'-• 161.•rr.f,��t'.°�.J...�;:i�r.•f:`':,...rr-14E:n",.�.���i1a.+.Lc}.�';3.p}'�_:;i-}•.:,'';�.,',.�.s.j�'.•:_Yf-.:..V�;•.�.:r:...;ti�.+,rrrr•ie,.;,.4t SPECIFICATIONS M1.080 INFORMATION CALL 1-888-892-2694 0 Sf .f�:s..•titi.rti':'�:-[rT.•S�•i��'ac.'.i;,'._r.>ir{:.'.1.,:.''�.:.:•'.r. :,•'1 (,J .Sr..�;`:ti.r. ., ':•i..•;4�•,;:.. ::',"i' r l ,.i'_ .s. f' ,.,_h.•.,•'!• a.. Z' ► 5 :• �.•� /.1.r ..�'i L.i alf i1 •i '.r .j.S!r 4•. 1:• y• 7'.lf.� l:S� �j'�4 ��i•'iil• '• •� ];�,.,{-i.t'''��•.S; - M1.03.1 GRAVEL BORROW 11 40.' it :• 1;.., ,-,:�.1.;,►• .► '.rY,ti ■.� .!,'.LL. p-:l: tt,:4C'.K• .cJs::'ii+ ' -'�1i'...�1':: .►1�.A lira-S` 1.'•.:i.�i :5 a�rr:y� ;'_:..`•: ?•i:.•.S. ....' �.'.!:. �'i:f. y•�:. . .s.':•.L.-d,f j 1 fir. 1 `. T.. ,, d!■ .w.t 2. THE MATERIAL SHALL BE INSTALLED IN 12 INCH LIFTS AND THOROUGHLY :.•.I', r.. . .: •.•;.r. , .r�.•'.,.s, sr }:: .y:a.,,.. .:+.•,+.•,■ .101 M1.03.1 ► ,► ti;.:•�f.�V►-,r tir.�';.�r•.shf:r;;,. :,r :+ F+,:;::;:y.},, ...,,'. TYPE C r .✓, t , r L. �? `' s ., r ► s •,tt ti+� ;•,�'• •r►: i�:'��i .r'.l ,f.:1 r1 r*•. ■..l �E♦ ,,l.j.,� � T RMTE H 1 _ � S O C SC 3 0 �:�� •-' �_,-r .��- .►. �;.,�.-.s. .� .� ,.��. .:�:"�. .�..�. t::.. .�.�-, �:�;;,r, _._�,,,�.,�,• ..i.- �:.,'>,,.. COMPACTED. ��:'•.; rel..�r �.t;.,,;. r: t� ' iv .� �_ �,.' ...�:4r: .[[ :r 'i. .•. ?:s t.. .;., r`.. A. .,' •rSr.:•' '. .•�,+ -�l' a x?+ 'V:. . ,�. ::i:4:. if: +.. �!..►•tt it ;j5' S'. f' ! �...L'.. r'i ,�:• '.''.� •,, =:a. ,., .,.'••+:• al•.a`, J.: r : r�1'Y,• .R •�r ':'t••-:•ii '.f. ,s.�•i� `.,t•.r'd•• �.,1+ i s"•.r. ..�F� ��:'.'•.. .s. :•i• -.�•'. - . ��i=r' � ■. a:".• �'�i � Y'.i. •.1 •...�t�.:.. :ir,'•►, r.r �'ii_Y!!r' '�: •�.� .• ,i.-i, •.ti' .tis: ■�•~ti.•.•���� .�r ...� t'1.tt•i't '�f�.�.�. NOT TO SCALE r►r '1ti.1[., r,�:'',rii ��{+ ': f .a x. ,1•,'a a .'Pi f ►.1,.* t t= .►r s,t'r rr �,`+. .r=• . •li..,• L' .r.1.f'.,,,''J, ... ,. ... ;.z: tip. �tr :: ;�.x 11� '.,.� �..;�. �._. .h , ._�r .'• }. .;x • r�•r. .., f , �. SS'' .•: •.r' a. '•'t';a;,.l!. .j.`r:s :it .,.,rF i•.-.f(ti c. „ �.r31 ,•,(`I _i'• �Fti. •.s �' =�_.'' : }. .5..} ...•, 7��. :+i•], :.::��:s.,•::•.•y' .. •. }'�'r• ,+r. :s .�a. •1 ,� s: 1 ':1•. ., , ?.'. ►,` -i--- % r. .. jf.•� . •}, .•ti.,:I V.?1-i .,�. }.. a ,.,.,. .'ri.. I" .•r •,`+l'. SIDEWALK POROUS PAVEMENT DETAIL :.�. •.;. •.S .,, .`• .... ,'.• ':'f yy''.' :., ��., �, ;r: �. 3;., L. 4 .1..,, :l.1a •",f�a - `� i ,.ti ••,- a!yy. .T.;,.:iL.�'', •_t••5... y '�,!i• a .. r::a.' `\ i... ., .�i ,. 'r �'•�' ,•:r ,. ,.R'' • l. ,.' ,7.�Y ;,...1�) 'f• •LY - �, r .t ... 3'1• : A�f � � � fk a..,:.,:; �►'•. fL:1=l�:',''.•! •i. .}r. f'!� a � �� �k ':r• �. :{.s,l� 1.�,��';• i...yl!.5•.i S ',•..± �'+,■■t' . a"t,:r S'.•y.'�. -�i�:,'�,. ,7 •• ..,, •�}. •.� a -�:' .•i. ,,,.- •h.'' '•�-t„ •.P r +• •' i-✓a{:� :.�► ,Y. '�.•. , .r I. ti.'S. .t...,, , �•'••..l f. NOT TO SCALE f. .r'�t,•■r: �'►L.,-4,•r ..r,r.••.,+ - r�". '.1.. .•r:.. �`�ti :y;a;'.•{.•. ti ..■ ':': is •,L-� �' : r•�,r. t. ( ) ,.. �. r. + ...i::t� .`i .►:. f:� •:�=• .�. a-, .,„1 .�.. ',a ,L,�::';•.i��. f .!'.. .�., ;.■y.•.ftt .r.'r:i::� ':ti '�;�. .:'' !•;'•i[:;•: i• -y- .5:4, , 'r•.:' 1�.,ti,,,f. �, ct•►,:i7'.t .'.!•. :� 1 ,! r 'i .a, lS' gr'•;S'.r v „ 'i r:.x }.i _•;'iii'�-��• �i• •� +'�• '•a�, 'a .`•.f .Z''.••..!.. .. .ti •1'.,i ''v.r•. ►r !i•y ,1-.' i•i .•r'r.. .�.'. .5...';•• f ( •� •+a•t'(,` .!'.1:_ii. .'i.f,. 11. •,r•+a• #'. .-i•- fr .'r 1?■f..•T ,�1 ia. -ti' •�,: -,: •f►.•1. •'j:, :r "I,:r. ■ Z: .� fi•':ti _ -.�• •.si -'G .i' � '�'r.. _ '�d' r� t. ?a'.l. t� 'r •ir1'�"' �.. L. .7• ►'.�.:•.+l ^�}"•• _ :f•,.n ...•: .•a „!'. .P•�, .i.,'r��:+:�••' '3.l•�':. .'.''�. .:. .7e•. '.h:v- - 't•• r. DEWATERING NOTES: ;,. �f. DEWATERINGBA �:.. . .. .. • 'r' ' 1. Dewatering bag locations and discharge areas should be ROOF RECHARGE r:::...rt,.:i.r:... ,..,._ .f'a .:�;t_;...',..:ti .v:,=:,Y ►.f.:kr,;,:�:..._,.*........r... .. v���_w..x...-.r.,.r.-....�..ti.._ .. t.. ':- DISCHARGE chosen with careful consideration to the downgradient water CALCULATIONS: resources and the existing landscape's ability to treat waterABUTTERS WITHIN 300 FEET flows from the dewatering process. Vegetated buffers and flat AGGREGATE UNDERLAYMENT to moderate slopes provide the best opportunity for filtration and FOOTPRINT AREA = 3685 SF VOLUME OF VOIDS IN STONE AROUND CHAMBERS absorption of such discharges. RECHARGE VOL. = (0.5")(1712")(13685 SF) _ (0.40)(11 SF)(1.33') = 5.8 CF SIDE VIEW 2. Care must be exercised to prevent contact of water from = 154 CF construction dewatering with oil, grease, other petroleum TOTAL AVAILABLE STORAGE VOLUME/CHAMBER FLOW IN products, or toxic and hazardous materials. 3. The discharge should be stopped immediately if the receiving VOLUME PER SC-310 CHAMBER = 31 + 4.1 + 5.8 =40.9 CF area shows any sign of instability or erosion. = 31 CF/CHAMBER FILTERED WATER 4. During the active dewatering process, inspection of the NO. CHAMBERS TO BE USED = 5 dewatering facility should be reviewed at least daily, with more VOLUME OF VOIDS IN STONE UNDER CHAMBERS SILTATION CONTROL FENCE TIE-DOWN frequent or continuous supervision as warranted by site = (0.40)(0.33')(8.12')(3.83') =4.1 CF TOTAL STORAGE AVAILABLE 205 CF O STRAP conditions. SILTATION Z ASSESSOR'S MAP 35 LOT 3:8] o I I 0 o CONTROL MINING 5. Special attention should be paid to the buffer area for any sign Z Q FENCE 0 PUMP DISCHARGE of erosion or concentration of flow that may damage the buffer's ¢ VARIES ~ O vegetation or underlying soil. The visual quality of the effluentU U SEWN IN - should be monitored to assess whether additional treatment �\ VARIES RUNOFF LL VARIES ° SITE PLAN OF LAND SPOUT = should be provide to prevent sedimentation of downstream " I o WATERSHED receiving waters. 0 o z C)[ VARIES J GREAT POND ROAD 6. All sediment in dewatering bags during the excavating o i EX Uj S ANG GROUND SPECIAL PERMIT and handlingof pesticide impacted soil as art of redevelopment U _ of the site must be handled, tested, and disposed off in LOCATED IN accordance with the requirements of the Soil Management Plan. PLAN SECTION 7. Dewatering during periods of intense, heavy rain should be SILTATION CONTROL FENCE 1"X 1"OAK STAKE (TYP.) NORTH ANDOVER, MA. SITE PLAN avoided. WIRE TIE (TYP.) ,� DETAILS - - 8. Flow to a dewatering bag must not exceed the bag's volume capacity or it's capacity to filter flow. _ - 9. Geotextile bag material should be based on the particle sizes in RECORD OWNER MARGUERITE AND ANTHONY SCIUTO DEWATERING BAG the pumped water. For coarse particles a woven material may 3' MIN. r6" &APPLICANT: 15 COPLEY ROAD be used. For silts and clays a non-woven material is required. I 1 +EXISTING GROUND DATE: MARCH 21,2013 NORTH ANDOVER, MA 01845 1 DATE: REV: 5/6/13, MAY 30,2013 TOP VIEW f 5' MAX. PROFILE PROFESSIONAL ENGINEERS & LAND SURVEYORS DEWATERING BAG SEDIMENTATION CONTROL DETAIL \ (\ \� GHRISTIANSEN 8c SERGE, INC. 160 SUMMER STREET, HAVERHILL, MASSACHUSETTS 01830 SHEET 2 OF 2 n.t.s. NOT TO SCALE �� WWW.CSI-ENGR.COM TEL. 978-373-0310 FAX. 978-372-3960 DWG. NO. 12011003