Loading...
HomeMy WebLinkAbout05D1800142762 FILTER FABRIC STAPLES OR 2 2 14 GAGE MATERIAL, MIRAFI WIRE RINGS (TYP) WELDED WIRE FABRIC NEWLY GRADED OR 140, OR EOUAL OR EOUAL DISTURBED SLOPE co! 2"214GAGE W.W.F. I I I I I I FILTER FABRIC I I i l MATERIAL 1 I 2• " 4' DOUG- j I I I I 11 I'A I/2' WASHED EQUALAS L OR W EX. CB u 11 u GRAVEL OR PEA RIM =64.96 I I ''1 GRAVEL I / -1I,E. = 62.56 (12' CONC. E) u U U I I.E. = 62.56 (12' CONC. TO N) I i it II I II II II II N EX. SD MH __ I �j"-14--- - -- - -n =T N U RIM = 66.25 I I I I I ,. LE.=62.75(8' CONC.N) U u u I.E.=62.65(12' CONC E) I co I II I.E. =62.25(15' CONC. W II 3 ' I II AT 4' ODOUGLAS FIR BURY BOTTOM OF FLTER II X I X Ili �I ELEVATION eAI RET,,rH"', L °" TYPICAL CROSS SECTION - ---65 w1 _ _ - - ,FB ZONE M-I T �- EX. PWR. FILTER FABRIC FENCE DET. (NTS) VAULT P/L 1246.63' EX. CB ��, RIM = 65.48 I.E. = 62.88 IS' CONC. N TO S) I IIIW 57 I - - • X ' 4"-8" 01VARRY SPALLS Prcvic% �a// !k/iWA of /17prest JEyresS grew (20' M/N.) TEMP. CONTRUCTION ENTRANCE (NTS) r1- M TEMPORARY SWALE (NTS) W------- - - - - -- --N---------- �-----T-/7r/t -LEGEND: 69.5 i68.6EX. SS MH Q IIINSTALL, \ -i ZONE M-I PROPOSED CONTOURS 71 RIM =65.89 oil I I FILTER FABRIC FENCE �� ° "' _ I.E. = 60.61 I o cD 1 EXISTING STORM DRAINAGE --�- - - - (8' CON'C. W TO E) II 8.0 /° c ALONG NORTH 8 EAST i O h I I 4 �° PROPERTY LINE PER - - - 02 PROPOSED STORM DRAINAGE I I .211 ( s DETAIL THIS SHEET 3,1 I ! '65 RIP RAP PAD MAX. I MAX -� 651\ I I II`, �Ic -----.INSTALL- eo ; I.ox_ FLOW DIRECTION dl o aENTRANCE PER D TTEMPORARY AIL THIS S STORM DRAINAGE 10 1 \ \ 0 GRASS -LINED SWALE ------ I -� INSTALL: 1 Ex TEL. J-BO I - SHEET DETENTION POND - - f � \ WETLAND AREA - SEE F TEMP. PIPE D BOT. EL = 66.0 PLAN PREPARED BY----16'W-------- Il WETLAND EASEMENT FILTER FABRIC FENCE FOR SITE EN- I ,� MIN. TOP EL = 68.3 ' TERRA ASSOCIATES INC. EXISTING WATER TRANCE �I I 69.5 1 - ` MAX. WS EL = 67.3 i FOR THIS PROJECT. VOLUME = 2,273 C.F. I EXISTING TELEPHONE T EX. F.H. EXISTING GAS 4' G I � 1 11 N I1 2�1 i I X EXISTIING SANITARY SEWER SS---0 - o5T3 I~ 1 I • I IJ I' MA I \� O Top of Berm INSTALL' 0D I 0 3:1 1311 drvidngpond EL = 66.3 - A EXISTING DITCH - � I 11 69.40 � \ 0.5/0 0.5°/ O in10lwDcenS TEMP. "V' DITCH I I I W II I I� / ♦♦ --♦ PROVIDE RIP RAP I MAX PER DETAIL I I I ♦ PAD FOR EROSION \ .650� EXISTING EDGE OF PAVEMENT THIS SHT. l fl + ` PROTECTION OF PLACE 2'-4` IMPORTED -FILL MATERIAL SLOPE i N[�W4, 1 I' II I 6�so OVER EXISTING SOILS IN 6" - 8" LIFTS COMPACTED' TO 90% ASTM D-155 ' NOTE: X. UTILITIES 3 �3• ♦ 1 Top ofDead Slorage jl I ESMT. 6 ♦♦ INSTALL, a I THE CONTRACTOR SHALL BE RESPONSIBLE FOR VERIFING I 3 I I I SILT F - �B I �p«a Il7MRRmm THE LOCATION DIMENSION 8 DEPTH OF ALL EXIST NG ENCE � I � w• N ZI J W :ZI 0 EL J w Z 0 X w n F w Z 0 CL w J W F- 0 Z U) X W II I I I � I I I I WESTERN AVENUE I I I i I I I I I PA 0 Z ( aD X W ° `-INSTALL NEW CB TYPE II-48" WITH SOLID LID OVER EXISTING 70 STORM -DRAINAGE PIPE. RESTORE SIDEWALK TO ITS ORIGINAL CONDITION OR BETTER CONTRACTOR TO POT HOLE AND FIELD VERIFY THE rHORIZONTAL 'AND VERTICAL LOCATION OF EXIST. STORM PRIOR TO CONSTRUCTION. CONTRACTOR TO OFF -SET LID ITO BE LOCATED WITHIN SIDEWALK. AN STORM DRAINAGE PERMIT IS REQUIRED FOR THIS CONNECTION. RIM 66.7i, I.E. = 61.5t 65 EX. CB RIM 67.08 I.E. 61.16 (15' CONC. E) I.E. = 60.73 (18' CONC. TO S) EX. SD MH RIM = 65.93 I.E. = 60.38 (18' CONC. N) 60 I.E. = 59.98 (24" CONC. TO SW) Z J H W 70 � SILT FENCE Q ti 65 Icll)Er II/ll 5/II r 60 W 75 :1 L z W. MAIN ST 70 - I �a 65 //�///=m= I r H- 13_ W CL O m CL r SILT FENCE INSTALL, NEW CB TYPE II-48' RIM - 66.7i L.E. - 61.51 I.E. r64.7 INSTALL, MIRAFI FILTER FENCE PER DIET. THIS SHT. o o � =111 I�111�IU=1j1? 11�I11�I11�1lIclU INSTALL, GRAVEL BEARM PER DETAIL ( 1 of om o \ UTILITIES WHETHER SHOWN ON THESE PLANS OR NOT. I LOCATIONS OF UTILITIES AS SHOWN ON THIS PLAN ARE I BASED UPON THE UNVERIFIED PUBLIC INFORMATION a X ARE SUBJECT TO VERIFACATION. 1 \ 11•-4•Washed CONSTRUCTION SEQUENCE: 2 ' 3=I 6 Mvwnvm I I Rock Core 1. ARRANGE AND ATTEND A PRECONSTRUCTION MEETING WITH CITY OF AUBURN 19' Thickness MAX OFFICIALS. I Ouarry Spalls Layer \ 2 2 2. FLAG ALL CLEARING AND GRADING LIMITS. \1 l 3. CONSTRUCT TEMPORARY CONSTRUCTION ENTRANCE (MIN. 50' X 20' WITH QUARRY 1 SPALLS). 1 1 •6ag5 4. CONSTRUCT PERIMETER DITCHES, FILTER FABRIC FENCE AS SHOWN ON PLAN. 1 Cell pond Cell Pond nom Bolom Bo5. CONSTRUCT DETENTION AND EROSION CONTROL POND. 1 / Note: 'Key' not required 6. CONSTRUCT DISCHARGE STRUCTURE AND SWALE. / I 7. FILL THE SITE TO NEW PROPOSED GRADE. / GRAVEL BEARM DETAIL (NTS) 8.REVEGETATE ALL EXPOSED AREAS. 1 - - '� 9. CLEAN AND INSPECT THE POND AND CONVEYANCE SYSTEM. - 10, COMPLY WITH THE GRADING, DRAINAGE AND EROSION CONTROL NOTES. - INSTALL, I TEMP. GRAVEL CONE CONTROL STRUCTURE PER DETAIL THIS SHEET 20 LF 12' SD @ 10.0% SEC. C --C (DISCHARGE STRUCT. DET.) SCALE, 1' 20' HORIZ., 1' 5' VERT. 165' PROPOSED GRADE TOP EL = 67.00 0.5% fIl lu=l))=111-11) EXISTING GRADE SECTION B-B SCALE, I' Tor 20' HORIZ. 1' 5' VERT. 32' 260' SILT -FENCE �111 2' WIDE = GRASS -LINED SWALE SHOW TOP BERM ELEV. 48 IN. CMP STANDPIPE 0, 68.3 OPEN TOP CLOSED BOTTOM `I ZONE M-I a N W) m C O w w r U U U w ■� CL O o of 'a 4) M 3 3 Ww 3 !:L W JZ j o Ldct: C� rr }rwL C5WU 00 O U U U U 0 ww aw UJ aw W ■ ■� (� �� 0000Q O C w W wL W W U � wo O L 0 � � Ir ` W C� U) U) W < a << L <<< QQQ v U L O 333C m3 CO m m m m rnrnrn��m N N `T � N I h N O IO N In .` (D � � n N - 7 / INCASED IN CONCRETE �0 EL - 68.0 DISTANCE GREATER THAN MIN. HEAD TO DATUM: CITY OF AUBURN BENCHMARK, "27Y" = 1 I/2' I.P. PC MON. 100' E. OF WEST ERN ON MAIN PASS DESIGN STORM (N. EDGE PIPE) EL. = 66.32 - E.L.= 67:8 / - / SHOW do DESIGNATE THE DESIGN STORM SITE ADDRESS= 2. O O L 0. 5' f ELEV.= 67.3 940 WEST MAIN STREET, AUBURN WASHINGTON , O ° ° ° ° ° o ° Q cT- L, W. S. ° ` WATER TIGHT SEAL O O O o f o o o O O LEGAL DESCRIPTION: \ ° ° ° ° to , O° O ° O ° O ° ° ° ? ° O O THE EAST QUARTER OF THE WEST HALF OF NORTHEAST OUARTTER OF THE SOUTHWEST QUARTER SECTION 13, TWP. to O O °°°°°O°° 6 21 NORTH , RANGE 4 EAST, W.M. IN KING COUNTY, WASHINGTON , EXCEPT THE NORTH 30 FEET FOR STATE ROAD 0= 0.08 (CFS) sHow INV. 8" PVC �- 0 °�-` O° O O° O O° O O O O O O SUMP SITUATE IN THE COUNTY OF KING , STATE OF WASHINGTON. EL = 66.0 ° ° D O O O O O O O°O°O°O°O°O°O°O 8"X8"X8" PVC TEE RUBBER GASKET JOINTS III I-� I- - 00Z 1" DIA. TYP., 40 HOLES MIN. ® 10" O.C. l� . - 12 € ¢ �~ jn PERFORATIONS SHALL BE LOCATED WITHIN I _ = THE LIMITS OF THE GRAVEL CONE Sr Y p� 1 y 8"RUBBER GASKET PLUG �- U �) 2 - 6" CONC. BASE W/ ORIFICE HOLE SIZE I I III -III -III -I I -I oe L0� 1 9r"SST mo ! eT" sT N s -III=1 I I-III-III-III=1 I COMPACTED GRAVEL BASE AS RCO'D. I /EI'� v v SHOW POND BOTTOM ELEV.=66.0 �TJICKER_ I 6 ROCKER °q a _ EU(MER _ - T".S FE _ - _ -flEk¢ sr�l rvST" ST NE TEMP. OUTLET CONTROL STRUCTURE (NTS) `t5 T. I_ � PARK:•A�d/`` K;x wwNE W ,Q Mal iN y H ■ � ZN = SITE 3 MAIN GENERAL CONSTRUCTION NOTES: \\ wEW- : 7 1 ; oo ST $E I)1 b ST 1. Within the City of Auburn, all required Detention LL N a Sedimentation Drainage and Erosion Control Facilities must be TI r constructed and in operation, prior to land clearing and/or sT sE xRA other construction activities, to insure that sediment -laden - TT r„ sEz ITK ST water and storm drainage run-off does not impact the adjacent 9r" 9r ST SE properties or the natural drainage ways. iAUBURN11T. Ir" w U PS Ah/dNMI �!Gl^ 2 • The Detention, Sedimentation Drainage and Erosion Control facilities depicted on this drawing are intended to be J minimum requirements to meet anticipated site conditions. _ ('".K ` --- sE y ��Ry li Additional drainage and erosion control facilities may be sTSEI " bI N W required as situations warrant during construction. The BOUNDARY I" sr"sTSEI TrH _ O implementation, maintenance, replacement and additions to these control IITH. 24j N " 1 ,IeT"SSE$ systems shall be. the responsibility of the ;`,T 9TM5"'�� permittee. Qe 2oTM -1 3 The Detention Control pond shall. remain In plape Y- I . ti, v:`` 21 IL r z IT ; �i until the permanent storm system is in place and .. AR a+ y122 operational. :to no I e RD T SE s Ro sr sE � L 6 4. The Temporary erosion control facilities, including all Wipmy �rK 5T SEx perimeter controls, shall remain in place until final site construction is completed and approval has been received from the City. 5. Denuded areas and soil stock files t VICINITY M A P 17 • ST E'er Id � � w o Y--t - `'9CV6V�N I ro 9p �UCRLEY T " 'I r"DI.II RES. I wn•it€.- -.� Lake I I ITHST SE 20 YUCRLESIK)07 1•rM ° f RDIW RES. Es h w ORES ID ST SE--_- 1D ST SE „ T I -se- - y p mus a stabilized or DETENTION POND - TOP EL. according to the following schedule: - PROPOSED GRADE 5, 668.3 From April 0.5 %1 to October 31 all denuded areas at, final � I grade and all exposed areas that are scheduled to GRA 0005-91 �������� remain unworked for more than 30 days shall be ! SA ,y e' o SILT FENCE stabilized within 10 days. 1G i P�-"••R•.R^%,�^ e _ THESE PLANS ARE "APPROVED" FOR 0�s S•'' of Lti.'- �''•`•p' '• From November 1 to March 31 all exposed soils at final grade shall be stabilized immediately using permanent CONFORMANCE WITH THE CITY OF a rf~�l \ `I '00% 0 / or temporary measures. Exposed soils with an area AUBURN ENGINEERING DIVISIONS i greater than 5,000 square feet that are scheduled to REQUIREMENTS: • �_ • X remain unworked for more than 24 hours and exposed area • • EXISTING GRADE 14' of less than 5,000 square feet that will remain unworked for more than 7 days shall be stabilized SECTION A -A HIGH GROUND @ immediately, by Mulching 8 Hydroseeding 6. On /� �j SURFACE projects with Grading Permits only, and for which no ; g y, APPROVED: BY: SCALE' I' = 2C' HORIZ. 39E subsequent Building Permit hos been issued, an as -built I" = 5' VERT. drawing will be required upon completion of grading activities. DATE APPROVED" • O M d) CO O C `° vs 3 Q � C =, N=Cc =a3 J ♦"♦ COm O C Q LL m C N v _ go m m .4 m t v pl Tn O C �[ v o o 0 U > p n < m p ■ C � _N N M •.1111 v N Na N LO W C N v C L 04 C O C W W (1111 faC M = L Y go � O N C Q M 01 C C CL C N p J N °r olima a _ 3 fit' o Z r o n to o M I �-