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96-104503, 96-104516, 96-104510, 96-102671NE1 4, SEC17, T21 N, R4E, W.M. SOT 8 MSOU TH324TH���- _ _ SSMH 1P / STREET TO =412.48 CURB) SDMH 412.31 TOP=423.28 EXISTING PC F,�\�/ / NV.=408 66 W NV.=408.76 SW x 1NV.=409.38 C CH MONUMENT �Q\Q / INV.=408.66 NE x INV.=403.66 S �6 AC (GOOD CONDITION) INV.=408.66 E INV.=403.66 NE 4- _ o ----�`9 b� CENTERLINE OF 64 R/Wtx �- - CB BM 2 DOUBLE YELLOW LANE STRIPE SSMH s a "" �"" " b° TOP=423.12 ry # FOUND TACK I LEAD G / TOP=41.29 ��NW INV.=419., N �`V (SEE SITE NOTES) AT PROPERTY ORNER 4 ��/ 'Co cQ I x FOUN REBAR & CAP INV.=419.32 E i�; ELEVATION=421.71 O / INV.=463.74 S N �, BM 1 ( ARKED S&A INV.=403.49 C CH z # ) ,^tip o� (SEE SITE NOTES) ) AT OPERTY CORNER UTTER ti �y°' OF kti bb h-.,,.m,�,. `,� ELEVATION=410.89 SET T -CK IN LEAD 5' EAST 1b. » 7.5' CW titi' ^� �,a e .,,a p� k,�a. k° ' ry' 6 CC & GUTTER o ,p k b s » `ir' rti , '�• / k '� of b g ry '� k '� • '� h ,O- ,�0� • 4h L,. b oo b a k 0• a. �• x :k b`�' 7.5' CW b „ b` °� b� �.a b ti b �� b`.� 1 b k b ti .• ti °� a. k 7.5CW x ��,� •. •, o „ o• CD 1 u CD C`� b k�' k k�' V / � p.1�' .0' �• .. �,r '. v p' D. p'` `,I .O' ups bh' k�k bib . ` �y. L._ .:� t cn o a 6 ;HIGH CL FENCE o`° bob �� �b o k " � N G',Q ^�`�k`1•ti� b.,o' boa • J SOUTfT LINE OF El 4 NE1 4 .- s / 0 7 J3 Vim" 1 kti b�'88 S G P z b�' k� w 0 3 »: (3 ay ,.. x ... b° boa• 24 tK 5� T 46 0 w. l.I- N E' 406 - I w oa w M. ,.. lk .... o 00 a p -- �., N wN-.: � � NOTE: \ � b p �� r- u , ' r ��,• ..,,., • M - TOE OF SLOPE TRASH RACK AT CULVERT N _ Sao END IS DISLODGED AND THE a J o PIPE IS SILTTED 1/4t FULL d b / / ( _ I ► z < U d U / w Q 00 I b f ryob b r �° t b4/ bpi. k° f b,.• b be6b oo / r' x x °° I u//�\ w SOUTH LINE OF BPA EASEMENT --- ------ _— -_------------------------ 00 a __-------- — LiJ kt` wot.' • V I ► /LM•�L j'. b� 2 Z0T 14 "`J Nry� /— L_j O w O 00; 1 bQ 41 cc) b 4 i I k 0k b1 X 1�c�I o ° I NOTE: SITE IS COVERED WITH BRUSH & SMALL ALDERS I obi + V) i o gg$ 0 (n a R Z 00 Y z ir a° Crd w j k°o U wtioA Q °;s x b (n ro / 0 ,� tl " r 4`TOESLOPE— — — r< ¢tO �� E OF F — — ., ., *,...,..,r \ , DUM( PSTER LOCATION IONCON LOT 15 k 0,0 � , .�• , �° a`� kF SST -wr �•�r-( b P) FOUND REBAR & CAP_ 00 �., E,... _,. h �•..• bo 22 (MARKED S&A) `" k, HIGH CL FENCE > : ,: r,. 0.08 E & 0.24 S �k .., OF PROPERTY CORNER -- -- — _ _ _ _ . ao a °� —TOP OF SLOPE 418 k^� h - ,..^ M µ,, rya"' y� k�ti�� TOP OF BERM f a 420 P ATINGS &BARK 422 ��ro b bh ° L k kti ory kti` "� X 6' HIGH CL FENCE bry° b� c� ° ay b a0 L FI 420 "" R HYDRANT O k^a &VALVE O AC AC PARKING LOT EXISTING 2 STORY WOOD FRAMED BUIDING. FLOOR = 420.5f � d GRAPHIC SCALE 20 0 10 20 40 80 ( IN FEET ) 1 Inch = 20 ft. PROJECT SITE LOCATION SKETCH LEGEND: AC ASPHALTIC CONCRETE BM BENCHMARK CB ® CATCH BASIN CC CONCRETE CURB CCH CENTER OF CHANNEL CD CONCRETE DRIVE CL CHAIN LINK CMP CORRUGATED METAL PIPE CP CONCRETE PIPE CW CONCRETE WALK/WALL ECC EXTRUDED CONCRETE CURB O EKSIM REBAR & ID CAP , S EXISTING SURVEY MONUMENT FIRE HYDRANT l� _ FLOOD LIGHT INK INVERT (M) MEASURED DATA (P) PLAT (R) RECORD DATA SS SANITARY SEWER SSMH 0 SANITARY SEWER MANHOLE SD STORM DRAIN SDMH 0 STORM DRAIN MANHOLE STREET TREE (SIZE AS SHOWN) XTACK IN LEAD (FOUND) ♦� TRAFFIC FLOW W WATER MAIN 04 WATER VALVE SITE NOTES ZONING: SITE IS ZONED BC (COMMUNITY BUSINESS). ZONING AGENCY: CITY OF FEDERAL WAY DEPARTMENT OF COMMUNITY DEVELOPMENT 336M 1ST WAY SOUTH FEDERAL WAY, WA 98003 SETBACKS: CURRENT SETBACK REQUIREMENTS SUBJECT TO SITE PLAN REVIEW. CURRENT SETBACKS MAY DIFFER FROM THOSE IN EFFECT DURING DESIGN/CONSTRUCTION OF EXISTING IMPROVEMENTS. FLOOD ZONE: THIS SITE APPEARS ON NATIONAL FLOOD INSURANCE RATE MAP. DATED SEPTEMBER 29, 1989. COMMUNITY PANEL NO. 53033C0435D, AND IS SITUATED IN ZONE *r AREA DETERMINED TO BE OUTSIDE THE 500 YEAR FLOOD PLAIN. BEARINGS: REFER TO THE PLAT OF CENTURY, BASED ON SOUTH 324TH STREET. BEARING SOUTH W46'00" EAST. VERTICAL DATUM: CITY OF FEDERAL WAY DATUM, BASED ON CITY BENCHMARK NO. 2172-83-1. TOP OF SOUTHEAST BOLT ON SIGNAL POLE BASE AT NORTHEAST CORNER OF SOUTH 3247H STREET AND PACIFIC HIGHWAY SOUTH, ELEVATION - 40&7& BENCHMARK SET FOR SITE USE AREA AS FOLLOWS - BM NO. 1 CHISELED SQUARE AT BACK OF CONCRETE WALK, FIVE FEET EAST OF NORTHEAST PROPERTY CORNER, ELEVATION - 410.89. BM NO. 2 CHISELED SQUARE 0.10 FEET EAST OF TACK IN LEAD IN CONCRETE WALK AT THE NORTHWEST PROPERTY CORNER. ELEVATION - 421.71. AREA - SITE AS SHOWN CONTAINS 53.685 SQUARE FEET OR 1.23 ACRES, MORE OR LESS. SUBSTRUCTURES: BURIED UTILITIES ARE SHOWN AS INDICATED ON RECORDS MAPS FURNISHED BY OTHERS AND VERIFIED WHERE POSSIBLE BY FEATURES LOCATED IN THE FIELD. WE ASSUME NO LIABILITY FOR THE ACCURACY OF THOSE RECORDS. FOR THE FINAL LOCATION OF EXISTING UTILITIES IN AREAS CRITICAL TO DESIGN CONTACT THE UTILITY OWNER/AGENCY. UTILITY PROVIDERS: SANITARY SEWER LAKEHAVEN UTILITY DISTRICT 31627 1ST AVENUE SOUTH P.O. BOX 4249 FEDERAL WAY, WA 98063 (206) 941-2288 STORM DRAINAGE CITY OF FEDERAL WAY SURFACE WATER MANAGEMENT 335M 1ST WAY SOUTH FEDERAL WAY, WA 98003 (206) 661-4126 WATER LAKEHAVEN UTILITY DISTRICT 31627 1ST AVENUE SOUTH P.O. BOX 4249 FEDERAL WAY, WA 98053 (208) 941-228S POWER PUGET SOUND POWER AND LIGHT 22828 887H AVENUE SOUTH KENT, WA 98032 1-8DD-321-4123 NATURAL GAS WASHINGTON NATURAL GAS CO. 805 156TH AVENUE N.E. BE ME. WA 98007 (208) 447-0700 TELEPHONE US WEST LOA GROUP P.O. 625001 LITTLETON, CO SM62 1-800-526-3557 DESCRIPTION: LOT 14 PLAT OF CENTURY ACOORDING TO THE PLAT THEREOF RECORDED IN VOLUME 104 OF COATS. PAGES 68 THROUGH 72, RECORDS OF KING COUNTY. WASHINGTON. NOTE: DUE TO THE ABSENCE OF A CURRENT TIME REPORT EASEMENTS OF RECORD MAY EXIST WHICH ARE NOT SHOWN. RECEIVF-r`� to 16 ci r OF (3 O Ir- z V) 3 w (,7 O W Z � Q W V) (n V z Z M ►N O C� w Cn W Z W Z w a �► _j O U m O m O N mx w 0 Z Z f— 0 W z CL Q U) >-- C ) Ljj 7p 0 0 D /V) V Q Z U LLj w D_ Q W W : :D cj:� 0 U 0 O ` 0 CD (I- >— z Y ---�--- I_ f— L j Q ol.i U � w _! o U- checked by' drawn by NM SAH scale date 1" = 20' OCT 96 lob ► o* 94188.05 1 1 sheet of NE 1 /4, SEC.17, T21 N, R4E, W.M. I � APPROX. TOP OF SLOPE / IE=404.0 I I APPROX. TOE OF SLOPE ( I CB TYPE I PRIMARY DETENTION POND I I I � I / TE=FLUSH WITH GRADE(t411.30) IE=403.15 IE=403.0- IE=407.42 -�� -- ----------- � OT �J /SaID_ MCKMG-- COVER- SEE NOTE 1 � / I PLUG & ABANDON ' �� I I OUTLET STRUCTURE / 24 SD �S) _ _ TE= /-------- 12"SD E) -- �� -------- - - `` _ I IE=402.90 (24" NW & S) a ." a'AC �qt:--,"..".,..._..- �,.�..M_:..��.,....�. - -.�-_ a... M..I CB (TYPE I) � E 409.40 (12 )�:59ft.-W---.�M_.."r���-- -- «.-".."....,"-.�,.�,M..-- SOU TH' EXIST. CONTROL MANHOLE 324TH ���STREET' M P CB (AT CURB) SDMH �. SSMH �� TOP=412.48 TOP=412.31 DISCONNECT ELECTRICAL MOTOR, OPERATIONAL CL TOP=423.28 EXISTING PC �� - INV.=408.76 S % 4 INV.-408.66 w VALVE AND CONTROLS IN COMPLIANCE WITH THE � INV.=409.38 C CH MONUMENT Q�Q,. INV.=408.66 NE � INV.=403.66 S � ; a, STATE ELECTRICAL CODE. EMOV SHALL BE LEFT AC (GOOD CONDITION) PLUG &ABANDON INV.=403.66 N ry�ti as o �P ; EXIST. PPE 408.66E IN "OPEN" POSITION. _-m. _ ® , . °rP. a & OP..... ._�. ,,a:.,..� a6 ,.......... .. 64 ...R/W ..._..._ h�� ....... y° 9, 6 .a� ° CEN TERLINE w 5 h , M p °^ CB P __ ary TOP=423.12 a / Btu' 2 / Off: % DOUBLE YEL /OW LANE STRIPE SSMH<I C �'" S I'v# FOUND TACK IV' LEAD PG;: i TOP=41 .29 € � � / � INV.=419.37 N ay (SEE SITE NOTES) AT PROPERTY/CORNER O00 BM 1 N ELEVATION= 1:21.71 F TEMPORAR CONSTRUCTION INV.=413. 9 S x N ry µ `�FOUND�REBAR & CAP- w y # ) AT RfROPERD S& CORNER INV.=419.32 E ,,� o �� ENTRANCE, 100 x15 NV.=jb3.49 C CH (SEE SITE NOTES ) �� g "A"CC &GUTTER ��v `IV F G��. % SEE aDET 1L SHEET C3 ; � � 0. � € ry o O 0°ti f 2 SET T CK IN EXISTING GATE & 41 FENCE TO o ti� .. oo�^ 0�1 e� REMAIN. 1 a a L a 6 a l 7.5 CW rye. ti: a x a° a a h o a a s „ o 0 0 a a g 4 a a0 6} �y \ a°. ° ";; �� 7 5 CW O. ��. a a a° .. a x,,...�,......,...a..�µ.........,.,-4".,...,,_- - ... .... .�. :. 4 a` 4 a a �. a wry. 6 4 ah' ti° o a 7.5' C\ �Ib ti ti ry• >' o o x 1C 4" a a1 o ° CD a a` a o o 1 54" STORM MH ,a n \ y� h� TE= - i �� 0 6'+HIGH CL FENCE i ° ,� a` a^ a` �ti� ha e a GRASS 1 i - I Es,...,.. o o IE=400.65 24 N& E F O v 0 , ti > o a a ) �°__ 414 - _--__ .i a oL a^ �'� IE=402.00 12" W IE=401.00 6" SW� ..SNp'_ -- IE=401.00 2 - � L OF N�1�NE1/4,SEC.17 � _- ary 4 "�8,46-00 C W 0.3 a� 4 l (- - - / o �\ �F (CE M� - 4 _ - _°a. aINV.=40\4. 0 o ��° �z�� Q: ,., , , _ ,,P 0 � , �' 1O - 1 DPE ' _ _ _ o IF 2" � _ H - q �-� NOTE: a` I oti�� S= 0.65 1 1� OF SLOPE TRASH K AT CULVE T \ ° i i 'F a�� � 1 / / 0 0 END IS DISLODGED AND T J of I' a a 0� SILTTED 1 /4t F �1Z I a` Q t LLI 0 � i i / i � `` 412.8 $ z Q N U Q U,/ W EMERGENCY OVERFLOW 412.5 SPILLWAY. ELEV=411.5 r" SEE DETAIL, SHEET C3 /► ( / aQ' ,� ao`' f a� I I I a IE=401.60 16* UNDERDRAIN) .I r 1 i i i I I• Ln I CO ! ( PO I r ..... �l I ! i L...... + i •d' SEDIMENT TRAP 10 - ` ._...... f .. ,_.... i + ,...... M ....-_ SOUTH LINE OF BPA EASEMENT _ a I SILT FENCE AT TOE OF BERM !MATCH 0 EXISTNIVG _..._....BERM ELEV 412.5 ...... ... \ ; ; ' DESIGN WATER SURFACE ELEV=411.5 + 1� ." I GRADES, ALONG /PL. 3.3% SEE -DETAIL SHEET C3 DESIGN WATER SURFACE AREA=2340 SF 1 a ���`' \\ 4 ( ` i ( / BOTTOM ELEV=408.0 �' ' I LOT 14 SIDE SLOPE=3:1 ,\ w Ln \ \ ; r SEE DETAIL, SHEET C3 RISER PIPE Di i I ( f�a°°9 a �� SHEETSEE EC3IL, C0 41 11! o�0 . i y�I i F opa aoa� E i i �II 1 I a. o a� 11 li I I I f OTE: SITE IS COVERED WITH BRUSH & SMALL ALDERS =�o°� I I r 1 I I+ U Q W 0 � z � Q Q UJ /aK.!'p1 Lu GRADE SITE TO 1 PROPOSED CONTOURS. ►►��I�//��T���� 17.SG13r� oa 1. CONTRACTOR TO CONFIRM INVERT ELEVATIONS AND ALERT Ila i I ; I +' �°� �°6 - / / /' it ` a ENGINEER OF ANY CONFLICTS." INSTALL NEW PIPE ABOVE EXIST. Ily LINE. PLUG AND ABANDON 12 CMP TO WEST. (n m SLOPE a^ro 1. 0. \ \ 1. \ \ \ OF SLOP 1 \ \ \ ao`'' TOEp / ap a. .- \ \ 7 0 --- -----J \ - ------ ---- 406 I-- - DUMPSTER LOCATION \ \ / re �� ('ON LOT 15-416 ) ti 247.E �718 , , ,__ _� 0 FOUND REBAR & CAf� � a� - � `� �ti �� '� _ __-----`J (MARKED S&A) \ 0,4 \E -- -- - ---- _ �/ate- 0.1' W \�\ OF PROPERTY CORNER �� a"`�� - -------- _- - a `00 I gyp. .. -.... -._ . .... .... ... -. ...... .. - \ L 420--_-- _ ____�� cm a - P BERM OF S(4> L--- 418 ---- ---- �..... �- ati a ry TO �� t '6: 420 _ _ _ --a- oo-� �� °= - - -PLANTINGS & B R2Ko --- 42 _ a� -a*> 2 - - -- - a a o llp - - = ZJ--------- ati 6' HIGH CL FENCE x ati°• ayo y ati atip' ' o�� otiti 7777 WEv3i:.<.."if`.�: y,'z:.a...>,,a.'�t'b'r'k,�n ,.......� im- -., • x -:.x ���-� .. TEMP. CONSTRUCTION EASEMENT YV w�.. FfREHYDRAN - - - - 420 &VALVE AC - AC PARKING LOT s EXISTING 2 STORY WOOD FRAMED BUILDING, FLOOR = 420.5± 00 `� REMOVE,& REPLACE EXISTING o FENCE AS NECESSARY FOR GRADING: 00 � co \ 0 rn\ N F- W uj J n U: \94188\94188GRD.DWG PROJECT VICINITY MAP 1 "=2400't OWNER MR. CHRIS LEADY CENTURY SQUARE ASSOCIATES 2000 124TH AVENUE N.E. BELLEVUE, WA 98005 (206) 455-0504 EARTHWORK QUANTITIES 1,000 CY - CUT/STRIPPING 12,000 CY - FILL (VOLUMES SHOWN ARE FOR PERMIT PURPOSES ONLY) SHEET INDEX DWG TITLE Cl GRADING, DRAINAGE & ESC PLAN C2 SPECIFICATIONS & DETAILS C3 EROSION CONTROL NOTES & DETAILS 20 CALL 48 HOURS BEFORE YOU DIG 1-800-424-5555 GRAPHIC SCALE 10 20 40 ( IN FEET ) 1 Inch = 20 ft. 3 80 ' RECEIVED DEC 16 1996 CITY OF FEDERAL WAY 6L1iLt NG DEFT. PERMIT NO.: X CITY OF FEDERAL WAY CITY ENGINEER DATE V z It00 L0: d 0r)0 O�O MI u w i- MLOZ 04 M 2 N f, ♦� V W OQOO Z vI -4 U_ 2 u rx X V o LL.Q z J w T� i A cidV x W F Q W Z LJ o 0IX a.0 Z W �to M Z r .► _j f�1 UN N m i Wa� mx a' a V / z O Ld z z : `-� � Q F- z �Z0 C) LLJ (n 0 cW� U w C() Q LL_ CE Q O >- W I� =1 Q Z ��Q 0 o 0 FL LL �U Z z { � ry }- Y Q qq- c > O O LL W J o l._ drawn by checked by WBH HEH scale date 1 "=20' 12/05/96 job no. 94188.02 sheet Cl of 3 GENERAL NOTES 1. ALL CONSTRUCTION SHALL BE IN ACCORDANCE WITH THE FEDERAL WAY CODE (FWCC) APPLICABLE ORDINANCES, AND THE CITY COUNCIL CONDITIONS OF PROJECT APPROVAL. THESE DOCUMENTS ARE SUPPLEMENTED BY THE STANDARD SPECIFICATIONS FOR ROAD, BRIDGE, AND MUNICIPAL CONSTRUCTION (WSDOT/APWA), THE KING COUNTY ROAD STANDARDS (KCRS), 1993 EDITION, AND THE KING COUNTY SURFACE WATER DESIGN MANUAL (KCSWDM). IT SHALL BE THE SOLE RESPONSIBILITY OF THE APPLICANT AND THE PROFESSIONAL ENGINEER TO CORRECT ANY ERROR, OMISSION, OR VARIATION FROM THE ABOVE REQUIREMENTS FOUND IN THESE PLANS. ALL CORRECTIONS SHALL BE AT NO ADDITIONAL COST OR LIABILITY TO THE CITY OF FEDERAL WAY. 2. THE DESIGN ELEMENTS WITHIN THESE PLANS HAVE BEEN REVIEWED ACCORDING TO THE FEDERAL WAY ENGINEERING REVIEW CHECKLIST. SOME ELEMENTS MAY HAVE BEEN OVERLOOKED OR MISSED BY THE CITY PLAN REVIEWER. ANY VARIANCE FROM ADOPTED STANDARDS IS NOT ALLOWED UNLESS SPECIFICALLY APPROVED BY THE CITY OF FEDERAL WAY, PRIOR TO CONSTRUCTION. 3. APPROVAL OF THIS ROAD, GRADING, AND DRAINAGE PLAN DOES NOT CONSTITUTE AN APPROVAL OF ANY OTHER CONSTRUCTION (E.G. DOMESTIC WATER CONVEYANCE, SEWER CONVEYANCE, GAS, ELECTRI- CITY, ETC.). 4. BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY A PRECON- STRUCTION MEETING MUST BE HELD BETWEEN THE CITY OF FEDERAL WAY, THE APPLICANT, AND THE APPLICANT'S CONSTRUCTION REPRE- SENTATIVE. 5. A COPY OF THESE APPROVED PLANS MUST BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS. 6, CONSTRUCTION NOISE SHALL BE LIMITED AS PER FEDERAL WAY CITY CODE (SECTION 22-1006); NORMALLY THIS IS 7 AM TO 8 PM MONDAY THROUGH SATURDAY. 7. IT SHALL BE THE APPLICANT'S/CONTRACTOR'S RESPONSIBILITY TO OBTAIN ALL CONSTRUCTION EASEMENTS NECESSARY BEFORE INITIAT- ING OFF -SITE WORK WITHIN THE ROAD RIGHTS -OF -WAY. 8. FRANCHISED UTILITIES OR OTHER INSTALLATIONS THAT ARE NOT SHOWN ON THESE APPROVED PLANS SHALL NOT BE CONSTRUCTED UNLESS AN APPROVED SET OF PLANS THAT MEET ALL CITY REQUIRE- MENTS AND THE REQUIREMENTS OF KCRS CHAPTER 8 ARE SUBMITTED TO THE CITY OF FEDERAL WAY AT LEAST THREE DAYS PRIOR TO CONSTRUCTION. 9. VERTICAL DATUM SHALL BE KCAS OR NGVD-29. (SEE SURVEY FOR BENCHMARKS) N/A 10. GROUNDWATER SYSTEM CONSTRUCTION SHALL BE WITHIN A RIGHT-OF-WAY OR APPROPRIATE DRAINAGE EASEMENT, BUT NOT UNDERNEATH THE ROADWAY SECTION. ALL GROUNDWATER SYSTEMS MUST BE CONSTRUCTED IN ACCORDANCE WITH THE WSDOT/APWA STANDARD SPECIFICATIONS. 11. ALL UTILITY TRENCHES IN THE RIGHT-OF-WAY SHALL BE BACKFILLED FULL DEPTH WITH 5/8 INCH CRUSHED ROCK. 12. ALL UTILITY TRENCHES SHALL BE BACKFILLED AND COMPACTED TO 95% DENSITY. 13. ALL ROADWAY SUBGRADE SHALL BE BACKFILLED AND COMPACTED TO 95% DENSITY IN ACCORDANCE WITH WSDOT 2-06.3. 14. OPEN WFTING OF EXISTING ROADWAYS IS NOT ALLOWED UNLESS SPECIFICALLY APPROVED BY THE DIRECTOR OF PUBLIC WORKS AND NOTED ON THESE APPROVED PLANS. ANY OPEN CUT SHALL BE RESTORED IN ACCORDANCE WITH KCRS 8.03(B)3. 15. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PROVIDING ADEQUATE SAFEGUARDS, SAFETY DEVICES, PROTECTIVE EQUIPMENT, FLAGGERS, AND ANY OTHER NEEDED ACTIONS TO PROTECT LIFE, HEALTH, AND SAFETY OF THE PUBLIC, AND TO PROTECT PROPERTY IN CONNECTION WITH THE PERFORMANCE OF WORK COVERED BY THE CONTRACTOR. ANY WORK WITHIN THE TRAVELLED RIGHT-OF-WAY THAT MAY INTERRUPT NORMAL TRAFFIC FLOW SHALL REQUIRE AT LEAST ONE FLAGGER FOR EACH LANE OF TRAFFIC AFFECTED. ALL SECTIONS OF THE WSDOT STANDARD SPECIFICATIONS 1-07.23-TRAFFIC CONTROL, SHALL APPLY. 16. CONTRACTOR SHALL PROVIDE AND INSTALL ALL REGULATORY AND WARNING SIGNS PER THE LATEST ADDITION OF MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES. N/A 17. ALL UTILITIES SHALL BE ADJUSTED TO FINAL GRADE AFTER PAVING ASPHALT WEARING COURSE. N/A 18. ROCKERIES ARE CONSIDERED TO BE A METHOD OF BANK STABILIZATION AND EROSION ONLY. ROCKERIES SHALL NOT BE CONSTRUCTED TO SERVE AS RETAINING WALLS. ALL ROCKERIES SHALL BE CONSTRUCTED IN ACCORDANCE WITH KCRS DRAWING NUMBERS 19, 20, AND 21. ROCKERIES MAY NOT EXCEED 8 FEET IN HEIGHT FOR CUT SECTIONS OR 4 FEET IN HEIGHT FOR FILL SECTIONS UNLESS DESIGNED BY A GEOTECHNICAL OR STRUCTURAL ENGINEER LICENSED IN THE STATE OF WASHINGTON. 19. SITE PREPARATION, FILL PLACEMENT. COMPACTION SHALL BE IN ACCORDANCE WITH SOILS REPORT PREPARED BY GEO GROUP NORTHWEST INC., DATED NOVEMBER 25, 1996. DRAINAGE NOTES 1. PROOF OF LIABILITY INSURANCE SHALL BE SUBMITTED TO THE CITY PRIOR TO THE PRECONSTRUCTION MEETING. 2. ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERLY PREPARED FOUNDATION IN ACCORDANCE WITH WSDOT 7-02.3(1). THIS SHALL INCLUDE LEVELING AND COMPACTING THE TRENCH BOT- TOM, THE TOP OF THE FOUNDATION MATERIAL, AND ANY REQUIRED PIPE BEDDING, TO A UNIFORM GRADE SO THAT THE ENTIRE PIPE IS o SUPPORTED BY A UNIFORMLY DENSE UNYIELDING BASE. o N/A 3. STEEL PIPE SHALL BE GALVANIZED AND HAVE ASPHALT TREATMENT 0:� co NO. 1 OR BETTER INSIDE AND OUTSIDE. 00 00(.0 ui F-- N 41 _2 J LL NE 1/4, SECA 71 T21 N I R 4E, W. M DISPOSAL OF WASTE MATERIALS N/A 4. ALL DRAINAGE STRUCTURES, SUCH AS CATCH BASINS AND MANHOLES, A. STOCKPILE, HAUL FROM SITE, AND LEGALLY DISPOSE OF WASTE NOT LOCATED WITHIN A TRAVELED ROADWAY OR SIDEWALK, SHALL MATERIALS -AND DEBRIS AT A DUMP SITE APPROVED BY ALL HAVE SOLID LOCKING LIDS. ALL DRAINAGE STRUCTURES ASSOCIATED AGENCIES HAVING JURISDICTION OVER THE WORK AND DUMP WITH A PERMANENT RETENTION/DETENTION FACILITY SHALL HAVE SITE. CONTRACTOR SHALL HOLD OWNER HARMLESS IN THE SOLID LOCKING LIDS. EVENT THE DUMP SITE IS CHALLENGED. ACCUMULATION IS NOT PERMITTED. 5. ALL CATCH BASIN GRATES SHALL CONFORM TO KCRS DRAWING NUMBERS 41, 46, 47 OR 48. B. MAINTAIN DISPOSAL ROUTES CLEAR, CLEAN, AND FREE OF DEBRIS. 6. ALL DRIVEWAY CULVERTS LOCATED WITHIN FEDERAL WAY RIGHT-OF-WAY SHALL BE OF SUFFICIENT LENGTH TO PROVIDE A C. ON -SITE BURNING OF COMBUSTIBLE CLEARED MATERIALS IS NOT MINIMUM 3:1 SLOPE FROM THE EDGE OF THE DRIVEWAY TO THE PERMITTED. BOTTOM OF THE DITCH. CULVERTS SHALL HAVE BEVELED END SECTIONS TO MATCH THE SIDE SLOPE. D. COORDINATE VEHICULAR ACCESS POINTS TO SITE WITH OWNER TO MINIMIZE DAMAGE TO AREAS OUTSIDE PROJECT LIMITS. 7. ROCK FOR EROSION PROTECTION OF ROADWAY DITCHES, WHERE RE- QUIRED, MUST BE OF SOUND QUARRY ROCK, PLACED TO A DEPTH OF 1 E. UPON COMPLETION OF SITE PREPARATION WORK, CLEAN AREAS FOOT AND MUST MEET THE FOLLOWING SPECIFICATIONS: 4"-8" WITHIN CONTRACT LIMITS, REMOVE TOOLS, AND EQUIPMENT. ROCK/40%-70% PASSING; 2"-4" ROCK/30%-40% PASSING; AND -2" PROVIDE SITE CLEAR, CLEAN, AND FREE OF MATERIALS AND ROCK/10%-20% PASSING. INSTALLATION SHALL BE IN ACCORDANCE DEBRIS AND SUITABLE FOR SITE WORK OPERATIONS. WITH KCRS DRAWING NO. 51 OR AS AMENDED BY THE APPROVED PLANS. RECYCLED ASPHALT OR CONCRETE RUBBER SHALL NOT BE EARTHWORK USED. GENERAL N/A 8. DRAINAGE OUTLETS (STUB -OUTS) SHALL BE PROVIDED FOR EACH INDIVIDUAL LOT, ESCEPT FOR THOSE LOTS APPROVED FOR INFILTRA- STANDARD SPECIFICATIONS FOR ROAD BRIDGE AND MUNICIPAL TION BY FEDERAL WAY. STUB -OUTS SHALL CONFORM TO THE FOLLOW- CONSTRUCTION (WSDOT/APWA), LATEST EDITION, HEREAFTER ING: REFERRED TO AS THE "STANDARD SPECIFICATION." GEOTECHNICAL REPORT (SEE PROJECT GEOTECHNICAL REPORT FOR REQUIREMENTS) A. EACH OUTLET SHALL BE SUITABLY LOCATED AT THE LOWEST ELEVATION ON THE LOT, SO AS TO SERVICE ALL FUTURE ROOF MATERIALS DOWNSPOUTS AND FOOTING DRAINS, DRIVEWAYS, YARD DRAINS, AND ANY OTHER SURFACE OR SUBSURFACE DRAINS NECESSARY TO A. FILL AND BACKFILL MATERIALS: ALL FILL PLACED BENEATH RENDER THE LOTS SUITABLE FOR THEIR INTENDED USE. EACH SLABS ON -GRADE AND BACKFILL FOR PERMANENT WALLS SHALL OUTLET SHALL HAVE FREE -FLOWING, POSITIVE DRAINAGE TO AN CONSIST OF WELL -GRADED FROM FINE TO COARSE, CLEAN, FREE APPROVED STORMWATER CONVEYANCE SYSTEM OR TO AN APPROVED DRAINING GRANULAR MATERIAL, WITH MAXIMUM PARTICLE SIZE OUTFALL LOCATION. OF 3 INCHES. MATERIAL SHALL HAVE NOT MORE THAN 5 PERCENT FINES, PASSING THE NO. 200 SIEVE BASED UPON WET B. OULETS ON EACH LOT SHALL BE LOCATED WITH A FIVE-FOOT SIEVING THE FRACTION PASSING THE 3/4 INCH SIEVE. FINES HIGH, 2" X 4" STAKE MARKED "STORM" OR "DRAIN". THE SHALL BE NON -PLASTIC. STUB -OUT SHALL EXTEND ABOVE SURFACE LEVEL, BE VISIBLE AND BE SECURED TO THE STAKE. B. DRAINAGE MATERIAL: SAND AND GRAVEL MEETING THE FOLLOWING REQUIREMENTS: C. PIPE MATERIAL SHALL CONFORM TO UNDERDRAIN SPECIFICA- SIEVE SIZE % PASSING BY WEIGHT TIONS DESCRIBED IN KCRS 7.04 AND IF NON-METALLIC, THE 1-1/2 INCH 100 PIPE SHALL CONTAIN WIRE OR OTHER ACCEPTABLE DETECTION. 3/4 INCH 90 TO 100 1 /4 INCH 75 TO 100 D. DRAINAGE EASEMENTS ARE REQUIRED FOR DRAIANGE SYSTEM NO. 8 65 TO 92 DESIGNED TO CONVEY FLOWS THROUGH INDIVIDUAL LOTS. NO. 30 20 TO 65 NO. 50 5 TO 20 E. THE APPLICANT/CONTRACTOR IS RESPONSIBLE FOR COORDINAT- NO. 20 0 TO 2 ING THE LOCATIONS OF ALL STUB -OUT CONVEYANCE LINES WITH (BY WET SIEVING) (NON -PLASTIC) RESPECT TO TEH UTILITIES (E.G. POWER, GAS, TELEPHONE, TELEVISION). C. BEDDING MATERIAL FOR RIGID PIPE: SHALL BE CRUSHED, PARTIALLY CRUSHED OR NATURALLY OCCURRING GRANULAR 3/4" F. ALL INDIVIDUAL STUB -OUTS SHALL BE PRIVATELY OWNED AND MINUS MATERIAL CONFORMING TO SECTION 9-03.15 OF THE MAINTAINED BY THE LOT HOME OWNER. STANDARD SPECIFICATIONS. N/A 9. ALL CATCH BASIN GRATES LOCATED IN PUBLIC RIGHTS -OF -WAY SHALL D. BEDDING MATERIAL FOR FLEXIBLE PIPE: SHALL BE CLEAN BE PER KCRS STANDARD PLANS. SAND\GRAVEL MIXTURE FREE FROM ORGANIC MATTER AND CONFORMING TO SECTION 9-03.16 OF THE STANDARD SPECIFICATIONS. 10. ALL REFERENCES TO KCRS IS PER THE 1993 EDITION. E. CRUSHED ROCK BASE: SHALL BE MANUFACTURED FROM LEDGE ROCK, TALUS OR GRAVEL AND SHALL BE 1 1 /4" MINUS FOR BASE COURSE AND 5/8" MINUS FOR TOP COURSE AND SHALL SITE PREPARATION CONFORM TO THE GRADATIONS OF SECTION 9-03.9(3) OF THE STANDARD SPECIFICATION. EXECUTION CLEARING F. STRUCTURAL FILL: STRUCTURAL FILL FOR EMBANKMENTS OR SELECT TRENCH BACKFILL SHALL BE CRUSHED OR PARTIALLY A. LOCATE AND SUITABLY IDENTIFY TREES AND IMPROVEMENTS CRUSHED 2 1/2" MINUS GRANULAR MATERIAL CONFORMING TO INDICATED TO REMAIN, IF ANY. LOCATE AND FLAG CLEARING LIMITS. SECTION 9-03.12(1)A OR B OF THE STANDARD SPECIFICATION. PROTECT AREAS BY FENCING IF NECESSARY. G. UNCLASSIFIED EMBANKMENT FILL: WHEN SPECIFICALLY B. CLEAR AND GRUB AREAS AS REQUIRED FOR SITE ACCESS AND AUTHORIZED BY THE PROJECT SOILS ENGINEER, NATIVE EXECUTION OF WORK. REMOVE AND DISPOSE OF ALL UNWANTED MATERIALS MAY BE USED TO CONSTRUCT EMBANKMENTS PROVIDED MATERIAL FROM THE SURFACE SUCH AS TREES, BRUSH, DOWN THAT ALL ORGANIC MATERIAL AND PARTICLES GREATER THAN 6" TIMBER, OR OTHER NATURAL MATERIAL. REMOVE AND DISPOSE IN DIAMETER BE REMOVED. THE MATERIAL MUST BE PLACED OF ALL UNWANTED VEGETATIVE MATER FROM UNDERGROUND, SUCH AND COMPACTED ACCORDING TO THE REQUIREMENTS STATED AS SOD, STUMPS, ROOTS, BURIED LOGS, OR OTHER DEBRIS. HEREIN. STRIP ORGANIC SOILS FROM THE WORK AREA AND STOCKPILE IN AN AREA APPROVED BY THE OWNER. H. VAPOR BARRIER: REFER TO SECTION 03300. C. IF INDICATED ON THE PLANS, PROTECT EXISTING TREES SCHEDULED TO REMAIN AGAINST INJURY OR DAMAGE, INCLUDING CUTTING (EXCEPT DEWATERING AS REQUIRED), BREAKING, OR SKINNING OF ROOTS, TRUNKS OR BRANCHES; SMOTHERING BY STOCKPILED CONSTRUCTION A. PREVENT SURFACE WATER AND SUBSURFACE OR GROUND WATER MATERIALS, EXCAVATED MATERIALS OR VEHICULAR TRAFFIC FROM FLOWING INTO EXCAVATIONS AND FROM FLOODING PROJECT WITHIN BRANCH SPREAD. SITE AND SURROUNDING AREA. D. REPAIR TREES SCHEDULED TO REMAIN AND DAMAGED BY 1. DO NOT ALLOW WATER TO ACCUMULATE IN EXCAVATIONS. CONSTRUCTION OPERATIONS IN A MANNER ACCEPTABLE TO THE REMOVE WATER TO PREVENT SOFTENING OF FOUNDATION LANDSCAPE ARCHITECT. REPAIR DAMAGED TREES PROMPTLY TO BOTTOMS, UNDERCUTTING FOOTINGS, AND , SOIL CHANGES PREVENT PROGRESSIVE DETERIORATION CAUSED BY DAMAGE. DETRIMENTAL TO STABILITY OF SUBGRADES AND E. REPLACE TREES SCHEDULED TO REMAIN AND DAMAGE BEYOND FOUNDATIONS. PROVIDE AND MAINTAIN PUMPS, WELL REPAIR BY CONSTRUCTION OPERATIONS, AS DETERMINED BY THE POINTS, SUMPS, SUCTION AND DISCHARGE LINES AND LANDSCAPE ARCHITECT, WITH TREES OF SIMILAR SIZE AND OTHER DEWATERING SYSTEM COMPONENTS NECESSARY TO SPECIES. COST FOR TREE REPLACEMENT SHALL BE DETERMINED CONVEY WATER AWAY FROM EXCAVATIONS. IN ACCORDANCE WITH THE TREE EVALUATION FORMULA AS "A 2. ESTABLISH AND MAINTAIN TEMPORARY DRAINAGE DITCHES DESCRIBED IN GUIDE TO THE PROFESSIONAL EVALUATION OF AND OTHER DIVERSION OUTSIDE EXCAVATION LIMITS TO LANDSCAPE TREES, SPECIMEN SHRUBS, AND EVERGREENS," PUBLISHED BY THE INTERNATIONAL SOCIETY OF CONVEY RAIN WATER AND WATER REMOVED FROM ARBORICULTURE. EXCAVATIONS TO COLLECTING OR RUN-OFF AREAS. DO NOT USE TRENCH EXCAVATIONS AS TEMPORARY DRAINAGE F. REPAIR AND REPLACEMENT OF TREES SCHEDULED TO REMAIN AND DITCHES. DAMAGED BY CONSTRUCTION OPERATIONS OR LACK OF ADEQUATE PROTECTION DURING CONSTRUCTION OPERATIONS SHALL BE AT CONTRACTOR'S EXPENSE. COMPACTION A. GENERAL: PLACE MATERIALS USED IN BACKFILL AND FILLING IN LAYERS NOT EXCEEDING LOOSE DEPTHS AS FOLLOWS: 1. HEAVY EQUIPMENT COMPACTION: 8 INCHES. 2. HAND -OPERATED TAMPERS: 4 INCHES. B. PLACEMENT:' TAKE CARE IN PLACEMENT AND COMPACTION OF MATERIALS ADJACENT TO STRUCTURES AND UTILITIES TO PREVENT WEDGING ACTION OR DISPLACEMENT. C. IN -PLACE DENSITY REQUIREMENTS: COMPACT SOIL TO NOT LESS THAN THE VALUES GIVEN BELOW, EXPRESSED AS A PERCENTAGE OF MAXIMUM DENSITY AT OPTIMUM MOISTURE CONTENT AS DETERMINED BY ASTM D1557, METHOD D MODIFIED PROCTOR. 1. PLANTED OR UNPAVED AREAS: COMPACT TOP 6 INCHES OF SUBGRADE AND EACH LAYER OF BACKFILL OR FILL MATERIAL AT THE FOLLOWING DENSITY: 95 PERCENT 2. PAVED AREAS: COMPACT TOP 12 INCHES OF SUBGRADE AND EACH LAYER OF BACKFILL OR FILL MATERIAL AT THE FOLLOWING DENSITY: 95 PERCENT 3. EXTERIOR STEPS/RAMPS: COMPACT TOP 8 INCHES OF SUBGRADE AND EACH LAYER OF BACKFILL OR FILL MATERIAL AT THE FOLLOWING DENSITY: 90 PERCENT 4. BUILDING SLABS/STRUCTURES: COMPACT TOP 12 INCHES OF SUBGRADE AND EACH LAYER OF BACKFILL OR FILL MATERIAL AT THE FOLLOWING DENSITY: 95 PERCENT 5. UTILITY TRENCHES: COMPACT BACKFILL AND FILL MATERIALS TO IN -PLACE DENSITY SPECIFIED FOR APPLICABLE AREA OF TRENCH, BUT IN NO CASE LESS THAN 90 PERCENT. D. MOISTURE CONTROL: WHERE SUBGRADE OR LAYER OF SOIL MATERIAL MUST BE MOISTURE -CONDITIONED BEFORE COMPACTION, UNIFORMLY APPLY WATER TO SURFACE OF SUBGRADE OR LAYER OF SOIL MATERIAL TO PREVENT FREE WATER FROM APPEARING ON SURFACE DURING OR AFTER COMPACTION OPERATIONS. 1. REMOVE AND REPLACE, OR SCARIFY AND AIR-DRY, SOIL MATERIAL THAT IS TOO WET TO PERMIT COMPACTION TO SPECIFIED DENSITY. 2. SOIL MATERIAL THAT HAS BEEN REMOVED BECAUSE IT IS TOO WET TO PERMIT COMPACTION MAY BE STOCKPILED OR SPREAD AND ALLOWED TO DRY. ASSIST DRYING BY DISCING, HARROWING, OR PULVERIZING UNTIL MOISTURE CONTENT IS REDUCED TO A SATISFACTORY VALUE AS DETERMINED BY SOILS TESTING LABORATORY. STORM DRAINAGE GENERAL STANDARD SPECIFICATIONS FOR ROAD BRIDGE AND MUNICIPAL CONSTRUCTION (WSDOT/APWA), LATEST EDITION, HEREAFTER REFERRED TO AS THE "STANDARD SPECIFICATION." MATERIALS A. DRAIN PIPE- HDPE: SHALL BE DOUBLE WALLED (SMOOTH INTERIOR, CORRUGATED EXTERIOR) MEETING AASHTO M-252 AND M-294 REQUIREMENTS. PIPE AND FITTINGS SHALL BE MADE OF POLYETHYLENE COMPOUNDS WHICH MEET OR EXCEED THE REQUIREMENTS OF TYPE III, CATEGORY 4 OR 5, GRADE P33 OR P34 CLASS C PER ASTM D-1248. B. PIPE BEDDING AND BACKFILL MATERIAL: SHALL BE PER STANDARD SPECIFICATION SECTION 9-03.15 AND.16 FOR BEDDING AND SECTION 7-17.3 FOR BACKFILL. C. STORM MANHOLES AND CATCH BASINS: SHALL BE PRECAST REINFORCED CONCRETE AS COMPLYING WITH ASTM C478, COMPLETE WITH NO. 8 GALVANIZED DEFORMED STEEL BAR STEPS INTEGRALLY CAST. PIPE CONNECTIONS SHALL BE RESILIENT COMPLYING WITH ASTM C 923. F 8 HOURS YOU DIG 424-5555 PERMIT Nn.. X CITY OF FEDERAL WAY CITY ENGINEER DATE U Z It00L0:2 t0ro0 OL0 > Z w (n >_ MM0 (7) W ,�I'm 0000 Z = N�Nt, �ivz T V) x _J ~ Z _<_I A 0 W W W z w o 0 0 v+ Z W ¢C �o M z�L0 w X /1 -J C-)N mWM ( O¢O N(Wrn M 0 V) 5 W m co Z �O LW z D ~ _ C,() F-- z Q Qz0 U Wcn O LLJ V p L W E Q a V) ~ J Q z z o 1-QQ U n c� LL. I � �..-. Y W Q U � W Q 0 w 0 w drawn by checked by WBH HEH scale date 1 "=20' 12/05/96 Job no. 94188.02 sheet C 2 of 3 U: \94188\94188GRD.DWG NE 1 /4, SEC.17, T21 N, R4E, W.M. a o- �r_0 CO 00 Lo } o N f- w Q ° _J n EROSION/SEDIMENTATION CONTROL NOTES 13. ANY PERMANENT RETENTION/DETENTION FACILITY USED AS A TEMPORARY SETTLING BASIN SHALL BE MODIFIED WITH THE NECESSARY EROSION 1. APPROVAL OF THIS EROSION/SEDIMENTATION CONTROL (ESC) PLAN DOES CONTROL MEASURES AND SHALL PROVIDE ADEQUATE STORAGE CAPACITY. NOT CONSTITUTE AN APPROVAL OF PERMANENT ROAD OR DRAINAGE IF THE PERMANENT FACILITY IS TO FUNCTION ULTIMATELY AS AN DESIGN (E.G. SIZE AND LOCATION OF ROADS, PIPES, RESTRICTORS, INFILTRATION OR DISPERSION SYSTEM, THE FACILITY SHALL NOT BE CHANNELS, RETENTION FACILITIES, UT'__ITIES, ETC.). USED AS A TEMPORARY SETTLING BASIN. NO UNDERGROUND DETENTION TANKS OR VAULTS SHALL BE USED AS A TEMPORARY SETTLING BASIN. 2. THE IMPLEMENTATION OF THESE ESC PLANS AND THE CONSTRUCTION, MAINTENANCE, REPLACEMENT, AND UPGRADING OF THESE ESC FACILI- 14. WHERE SEEDING FOR TEMPORARY EROSION CONTROL IS REQUIRED, FAST TIES IS THE RESPONSIBILITY OF THE APPLICANT/CONTRACTOR UNTIL GERMINATING GRASSES SHALL BE APPLIED AT AN APPROPRIATE RATE ALL CONSTRUCTION IS APPROVED. (E.G. ANNUAL OR PERENNIAL RYE APPLIED AT APPROXIMATELY 80 POUNDS PER ACRE). 3. THE BOUNDARIES OF THE CLEARING LIMITS SHOWN ON THIS PLAN SHALL BE CLEARLY FLAGGED IN THE FIELD PRIOR TO CONSTRUCTION. DURING 15. WHERE STRAW MULCH FOR TEMPORARY EROSION CONTROL IS REQUIRED, THE CONSTRUCTION PERIOD, NO DISTURBANCE BEYOND THE FLAGGED IT SHALL BE APPLIED AT A MINIMUM THICKNESS OF TWO INCHES. CLEARING LIMITS SHALL BE PERMITTED. THE FLAGGING SHALL BE MAINTAINED BY THE APPLICANT/CONTRACTOR FOR THE DURATION OF CONSTRUCTION. CONSTRUCTION SEQUENCE 4. THE ESC FACILITIES SHOWN ON THIS PLAN MUST BE CONSTRUCTED IN CONJUNCTION WITH ALL CLEARING AND GRADING ACTIVITIES, AND IN 1. BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY, A PRE - SUCH A MANNER AS TO INSURE THAT SEDIMENT LADEN WATER DOES NOT CONSTRUCTION MEETING MUST BE HELD BETWEEN THE CITY OF FEDERAL ENTER THE DRAINAGE SYSTEM OR VIOLATE APPLICABLE WATER WAY, THE APPLICANT AND APPLICANT'S CONSTRUCTION STANDARDS. REPRESENTATIVE. TELEPHONE NO.: 661-4131 5. THE ESC FACILITIES SHOWN ON THIS PLAN ARE THE MINIMUM RE- 2. FLAG CLEARING LIMITS. PLACE ORANGE FLAGGING AROUND TREES QUIREMENTS FOR ANTICIPATED SITE CONDITIONS. DURING THE TO BE PROTECTED. CONSTRUCTION PERIOD, THESE ESC FACILITIES SHALL BE UPGRADED (E.G. ADDITIONAL SUMPS, RELOCATION OF DITCHES AND SILT FENCES, 3, INSTALL STABILIZED CONSTRUCTION ENTRANCE. ETC.) AS NEEDED FOR UNEXPECTED STORM EVENTS. 4. INSTALL SILT FENCE AS INDICATED ON PLAN. 6. THE ESC FACILITIES SHALL BE INSPECTED DAILY BY THE APPLI- CANT/CONTRACTOR AND MAINTAINED AS NECESSARY TO INSURE _THEIR 5. INSTALL CATCH BASIN PROTECTION. CONTINUED FUNCTIONING. 6. CLEAR AND GRUB AREAS OF THE SITE TO BE ROUGH GRADED OR FILLED. 7. ANY AREA STRIPPED OF VEGETATION, INCLUDING ROADWAY EMBANK- INSTALL INTERCEPTOR SWALES AND SEDIMENT TRAP. MENTS, WHERE NO FURTHER WORK IS ANTICIPATED FOR A PERIOD OF 15 DAYS, SHALL BE IMMEDIATELY STABILIZED WITH THE APPROVED ESC 7. GRADE SITE TO PROPOSED CONTOURS METHODS (E.G. SEEDING, MULCHING, NETTING, EROSION BLANKETS, ETC.). 8. COMPLETE SITE STABILIZATION IN ACCORDANCE WITH LANDSCAPE PLANS. 8. ANY AREA NEEDING ESC MEASURE, NOT REQUIRING IMMEDIATE ATTENTION, SHALL BE ADDRESSED WITHIN FIFTEEN (15) DAYS. 9_ CLEAN STORM DRAINAGE OF ALL SEDIMENT AND DEBRIS (DO NOT FLUSH). 9. THE ESC FACILITIES ON INACTIVE SITES SHALL BE INSPECTED AND MAINTAINED A MINIMUM OF ONCE A MONTH OR WITHIN THE 48 HOURS 10. REMOVE TEMPORARY EROSION CONTROL FACILITIES WHEN SITE IS FOLLOWING A STORM EVENT. COMPLETELY STABILIZED. 10. AT NO TIME SHALL MORE THAN ONE FOOT OF SEDIMENT BE ALLOWED TO 11. CONTACT CITY OF FEDERAL WAY FOR FINAL INSPECTION. ACCUMULATE WITHIN A CATCH BASIN. ALL CATCH BASINS AND CONVEYANCE LINES SHALL BE CLEANED PRIOR TO PAVING. THE CLEANING OPERATION SHALL NOT FLUSH SEDIMENT LADEN WATER INTO THE DOWNSTREAM SYSTEM. 11. STABILIZED CONSTRUCTION ENTRANCES AND WASH PADS SHALL BL INSTALLED AT THE BEGINNING OF CONSTRUCTION AND MAINTAINED FOR THE DURATION OF THE PROJECT. ADDITIONAL MEASURES MAY BE REQUIRED TO INSURE THAT ALL PAVED AREAS ARE KEPT CLEAN FOR THE DURATION OF THE PROJECT. 12. DURING THE TIME PERIOD OF NOVEMBER 1 THROUGH MARCH 31, ALL PROJECT DISTURBED AREAS GREATER THAN 5,000 SQUARE FEET THAT ARE TO BE LEFT UNWORKED FOR MORE THAN 12 HOURS SHALL BE COVERED BY ONE OF THE FOLLOWING COVER MEASURES: MULCH, SODDING, OR PLASTIC COVERING. PERFORATED POLYETHYLENE DRAINAGE TUBING, DIAMETER MIN. 2" LARGER THAN DEWATERING ORIFICE. TUBING SHALL COMPLY WITH ASTM F667 AND AASHTO M294. E CAP PROVIDE ADEQUATE STRAPPING WATERTIGHT COUPLING 18" MIN. STANDARD STRENGTH GRATE NOTE: ONLY TO BE USED WHERE FILTER FABRIC PONDING OF WATER ABOVE THE _ CATCH BASIN WILL NOT CAUSE TRAFFIC PROBLEMS AND WHERE OVERFLOW WILL NOT RESULT IN EROSION OF SLOPES. =11I rill CATCH BASIN I I FILTER FABRIC PROTECTION NO SCALE MAINTENANCE STANDARDS 1. ANY ACCUMULATED SEDIMENT ON OR AROUND THE FILTER FABRIC PROTECTION SHALL BE REMOVED IMMEDIATELY. SEDIMENT SHALL NOT BE REMOVED WITH WATER, AND ALL SEDIMENT MUST BE DISPOSED OF AS FILL ON -SITE OR HAULED OFF -SITE, 2. ANY SEDIMENT IN THE CATCH BASIN INSERT SHALL BE REMOVED WHEN THE SEDIMENT HAS FILLED ONE-THIRD OF THE AVAILABLE STORAGE. THE FILTER MEDIA FOR THE INSERT SHALL BE CLEANED OR REPLACED AT LEAST MONTHLY. 3. REGULAR MAINTENANCE IS CRITICAL FOR ALL FORMS OF CATCH BASIN PROTECTION. UNLIKE MANY FORMS OF PROTECTION THAT FAIL GRADUALLY, CATCH BASIN PROTECTION WILL FAIL SUDDENLY AND COMPLETELY IF NOT MAINTAINED PROPERLY. JOINTS IN FILTER FABRIC SHALL BE SPLICED AT POSTS. USE STAPLES, WIRE RINGS, OR EQUIVALENT TO ATTACH FABRIC TO POSTS. 2"x2" BY 14 Ga. WIRE OR EQUIVALENT, IF ST) STRENGTH FABRIC FILTER z m N i6' MAX. ( I MINIMUM 4"x4" THE BACKFILL THE NATIVE SOIL POST SPACING MAY BE INCREASED TO 8' IF WIRE BACKING IS USED 2"x4" WOOD POSTS, STEEL FENCE NOTE: FILTER FABRIC FENCES SHALL BE POSTS, REBAR, OR EQUIVALENT INSTALLED ALONG CONTOUR WHENEVER POSSIBLE SILT FENCE NO SCALE MAINTENANCE STANDARDS 1. ANY DAMAGE SHALL BE REPAIRED IMMEDIATELY. 2. IF CONCENTRATED FLOWS ARE EVIDENT UPHILL OF THE FENCE, THEY MUST BE INTERCEPTED AND CONVEYED TO A SEDIMENT TRAP OR POND. 3. IT IS IMPORTANT TO CHECK THE UPHILL SIDE OF THE FENCE FOR SIGNS OF THE FENCE CLOGGING AND ACTING AS A BARRIER TO FLOW AND THEN CAUSING CHANNELIZATION OF FLOWS PARALLEL TO THE FENCE. IF THIS OCCURS, REPLACE THE FENCE AND/OR REMOVE THE TRAPPED SEDIMENT. 4. SEDIMENT MUST BE REMOVED WHEN THE SEDIMENT IS 6" HIGH. 5. IF THE FILTER FABRIC HAS DETERIORATED DUE TO ULTRAVIOLET BREAKDOWN, IT SHALL BE REPLACED. CORRUGATED METAL RISER 8" DIA. RISER PIPE 3.5' MIN. (PRINCIPAL SPILLWAY) OPEN AT TOP WITH TRASH RACK TACK WELD DEWATERING ORIFICE, SCHEDULE „T=- PER FIG. 4.4.4E 40 STEEL STUB MIN. 1" D1A. I -III- - KCSWDM III-III==III=I DEWATERING y DEVICE (SEE RISER DETA IL)•, 6" MIN. ALTERNATIVELY, METAL STAKES CONCRETE BASE AND WIRE MAY BE USED TO PREVENT FLOTATION 16" MIN. SEDIMENT TRAP RISER DETAIL NO SCALE MAINTENANCE STANDARDS 1. SEDIMENT SHALL BE REMOVED FROM THE POND WHEN IT REACHES 1 FOOT IN DEPTH. 2. ANY DAMAGE TO THE POND EMBANKMENTS OR SLOPES SHALL BE REPAIRED. ELEV=407.0 WIRE-BACKED SILT FENCE, - STAKED HAYBALES WRAPPED DEWATERING III WITH FILTER FABRIC, OR ORIFICE EQUIVALENT DIVIDER (SEE RISER DETAIL) ELEV=411.5 CREST OF EMERGENCY SPILLWAY ,.,- 6' MIN. WIDTH, ELEV=412.5 1' 1' MIN. ------------ z= ____-_�________----------------- CONCRETE BASE (SEE RISER DETAIL) SEDIMENT TRAP CROSS --SECTION NO SCALE -EMBANKMENT COMPACTED 95%. PERVIOUS MATERIALS SUCH AS GRAVEL OR CLEAN SAND SHALL NOT BE USED. 2H:1 V MAX. DISCHARGE TO STABILIZED CONVEYANCE, OUTLET OR LEVEL SPREADER 8.25' MIN. 1' MIN. DEPTH OVERFLOW SPILLWAY •, = I- i -1 - i I- I -I � iI = MIN. 1' DEPTH �0 is NATIVE SOIL OR i I l I '• ' • I I-- 2" 4" ROCK COMPACTED BACKFILL •• :• i ' • - MIN. 1' DEPTH 3/4"-1.5" GEOTEXTILE - __ _ WASHED GRAVEL EMERGENCY OVERFLOW SPILLWAY �- NO SCALE d0 mat O� 0 IN Is MAINTENANCE STANDARDS 1. SEDIMENT SHALL BE REMOVED FROM THE TRAP WHEN IT REACHES 1 FOOT IN DEPTH. 2. ANY DAMAGE TO THE TRAP EMBANKMENTS OR SLOPES SHALL BE REPAIRED. • �oo1.n:2 Z �0no O I �Iu w M Lo PO a) Uf W m cooG@ Z LL'0000 voo (Nit �x X U `'- Z < ~ Q w J AS INSTALL DRIVEWAY CULVERT IF THERE IS A ROADSIDE DITCH PRESENT. Jd V) W N W a R=25' MIN. W Z `'' o OLu 0 � Z a� 'Op Apo+ DRIVEWAYS SHALL B PAVED TO THE INSTALLATION -� 0 Eli EDGE OF R-O-W PRIOR O -4-5 OF THE CONSTRUCTION ENTRANCE TO AVOID DAMAGING OF THE ROADWAY 0 IT IS RECOMMENDED THAT THE N11rn ENTRANCE BE CROWNED SO THAT m RUNOFF DRAINS OFF THE PAD z 4"-8" QUARRY SPALLS I GEOTEXTILE 12" MIN. THICKNESS PROVIDE FULL WIDTH OF INGRESS/EGRESS AREA STABILIZED CONSTRUCTION ENTRANCE NO SCALE MAINTENANCE STANDARDS 1. QUARRY SPALLS (OR HOG FUEL) SHALL BE ADDED IF THE PAD IS NO LONGER IN ACCORDANCE WITH THE SPECIFICATIONS. 2. IF THE ENTRANCE IS NOT PREVENTING SEDIMENT FROM BEING TRACKED ONTO PAVEMENT, THEN ALTERNATIVE MEASURES TO KEEP THE STREETS FREE OF SEDIMENT SHALL BE USED. THIS MAY INCLUDE STREET SWEEPING, AN INCREASE IN THE DIMENSIONS OF THE ENTRANCE, OR THE INSTALLATION OF A WHEEL WASH. IF WASHING IS USED, IT SHALL BE DONE ON AN AREA COVERED WITH CRUSHED ROCK, AND WASH WATER SHALL DRAIN TO A SEDIMENT TRAP OR POND. 3. ANY SEDIMENT THAT IS TRACKED ONTO PAVEMENT SHALL BE REMOVED IMMEDIATELY BY SWEEPING. THE SEDIMENT COLLECTED BY SWEEPING SHALL BE REMOVED OR STABILIZED ON -SITE. THE PAVEMENT SHALL NOT BE CLEANED BY WASHING DOWN THE STREET, EXCEPT WHEN SWEEPING IS INEFFECTIVE AND THERE IS A THREAT TO PUBLIC SAFETY. IF IT IS NECESSARY TO WASH THE STREET, THE CONSTRUCTION OF A SMALL SUMP SHALL BE CONSIDERED. THE SEDIMENT WOULD THEN BE WASHED INTO THE SUMP. 4. ANY ROCK SPALLS THAT ARE LOOSENED FROM THE PAD AND END UP ON THE ROADWAY SHALL BE REMOVED IMMEDIATELY. 5. IF VEHICLES ARE ENTERING OR EXITING THE SITE AT POINTS OTHER THAN THE CONSTRUCTION ENTRANCE(S), FENCING SHALL BE INSTALLED TO CONTROL TRAFFIC. CALL 48 HOURS BEFORE YOU DIG 1-800-424-5555 PERMIT NO.: X CITY OF FEDERAL WAY CITY ENGINEER DATE H a 0 Z a En W x J u z O <C W z I-- Q _ W ozo f --- Q 03.1 C�j W (n 0 cn U 5;Ld � �_ I Q oaf w J F- n" Q O o I n" %' Z Y � 0 z O �--• Cn I--- Q 3: C� o U W Ld drawn by checked by WBH HEH scale date 1 "=20' 12/05/96 job no. 94188.02 sheet C 3 of 3 U: \94188\94188GRD.DWG A PORTION OF THE N E m 1/4, SEC.17,T.21N,,R KING COUNTY, WASHINGTON. WILSEY & HAM, INC. - NOV.1976 AE,W.M. I S t3 43 ' /3" :� / 7 1, 1 0 104-72 l II 9 -�",_ �Oisf /C/o /o-rX/s'�op . I 13 # Q�Ze �S 3c_ " -00 30'W;de no rx uu .S t'. 6 .06 41 ecsemenl For re moo � 40Xi80 n,n-extl�siue I in ress ie rc�s oo, easaIr ; ��r I 9 9 3 I z s' I in rQssf p� css A.F. No. 7�tDJP504! di Ilk f3LD6. 113 SETBACK _ uNEr- a4 ,� v26, so W4°o4'41"t I �40 54 ti� S903s�����z s' I 9o.'S2o2�9 s E \'0 '3 ' �/ � Q7 � • j0 O FRI I LL �v E _T rip �N8j°37t34°W-542.«' --- _ I,I 11 ,� Q a / QRAiNAGE a Q �W • ` � /pE S M' T / D' B L D G. SETBACKK N W I I �_/it/nr`� Oast A-/Cl. /24 Eos�rr7cn t 'E"' O �I S1S°07636Mu/ LINE (T YP) min A. F .Ua. 7409250454 \ I J I Iu7 z to W h 42. 0' ON I' ! Z4.5o9 50 65' 3' 63 sroRnn o I I �} s WATE12 DETEN(T(ON VAULT iri i� I' I 55M•474.�E-�?S a0 V t� V PKA)VAGE �F, UTILITY M'T 9.63,� / g $-QB' 13" W 57,3•5/ o Im 12 ppI N V ��t➢ N8(3•48 /3 � S/8, 76 /69.001 I U 61 4 I 434. V8.6 "48'/3 V 25'3.59' �10 I � o .v aro •n�'w ` F `NRIS i Jg (\ Al \� /GQ 0 \ o 4 o ss.3b' s� 33 10 g , 0 NA /tao. Od' Lk I .8a-�v.i/� �wcr �4u'rnii��.sfiof-icY7 �Uoi-fh Lsi�� or` Banff• � � y N; I i � � r 1�tt/i%/� F�Ctx/'-�Yi'/r7/i7/'7/0 727004E `J O hl 40 ' ti I \ N N / Lil O W w `N. R1 ")'� n / S G4 • P5'�ZIAI imam " QC °C�- N� OC Q J /B �A.�z�r,/ �--'"Ref for Es \ 38' Otl �1 W 44J.' ' -• /104 ej 4• - --- ��s'r .c.y _•�/9'Kh�7/' — S m4c' Gb~E G1JJ.t0 ' I \ 0 I0 ^�G / / 0 ' 3 h2.Stacrfh Gii�e os� / ,,GI /210 6 Z �O� /� �/ `�4Q Vr ' ►•Ov,/ f3G.r��'v''_N/��1ii 324th .S ` � Aer do:' ole - 0T /O' �(, - \ 103.36' �Lr �I IIT� _ ptoI ,� N_ --.\Z moo_ • °'� d%' p°• '''� g� �3 / .g W � l: Fp , ..,: ,�j � \ ���'' ��� -•� � � / � � � • � a � � / // •-$CIfJt/1 � � � /11�'Mli�t ft/7! erOr✓ � ,' `�► v t�/rft Of �N7.1 �\ • iTlrly/ e'f7)1'� / a ; i1 \ �" FO With itrlfpor4r�/ // ��\� �i�� r l • �/ / /E4.xrm�►»". t.+Cr/ •�l 0 6/% st�tboc,C Y1 � M � .�` ' \ , / , - + ti 06 ^ m/- -Sao./tip ' '0 i "4•j•py. Pf�xY/i71cG/7.Y!'lf 1 I .00) 6 p e�Vb 3 P 7, Sd f A- Ar Alm, � i4o c'/�sdG1'!�!9 Brrs�s Oisc c>h _ScC ` 2�• a �• L= U / / / C' ��or�'oz6a LOT 14 IS SUBJECT TO A TEPIPORARY STORM D o/dp• ,t3,� / DRAINAGE EASEMENT, SAID EASEMENT TO /•/00 - / / EXPIRE WHEN AN ADEQUATE DRAINAGE PIPE // SYvTEM IS CONSTRUCTED IN PACIFIC HIGH- WAY SOUTH: ELIMINATING THE REQUIREMENT / j/ FOR A RETENTION BASIN UPON THIS LOT. 10' WIDE TEMP. STORM ESHT. & 20' WIDE TEMP. BLDG. SETBACK IN LOT 15 TO EXPIRE WITH LOT 14 STORM DRAINAGE EAS&IENT SHEET "' OF A0kWs5 Gqv ,ri7 796� Sireeldedico/o Ai,/'c Ica b /t r d / ►�s /{ 1-7 212-72D CENTURY /04 r68 A PORTION OF THE NE, 1/4, SEC.11,121N.,R.4E,W.M. KING COUNTY, WASHINGTON WILSEY& HAMINC, -NOV. 1976 DESCRIPTION THAT PORTION OF THE NORTHEAST QUARTER OF SECTION 17, TOWNSHIP 21 NORTH, RANGE 4 EAST, WILLAMETTE MERIDIAN, iN KING COUNTY, WASHINGTON, DESCRIBED AS FOLLOWS: BEGINNING AT THE INTERSECTION OF THE WESTERLY LINE OF PACIFIC HIGHWAY, AS CONVEYED TO THE STATE OF WASHINGTON BY DEED RECORDED UNDER AUDITOR'S FILE NO. 3737624, WITH A LINE THAT IS PARALLEL WITH AND DISTANT 50 FEET SOUTHERLY, MEASURED AT RIGHT ANGLES, FROM THE NORTHERLY LINE OF SAID SECTION 17; THENCE SOUTHERLY ALONG SAID WESTERLY LINE AND CONTINUING SOUTHERLY ALONG THE WESTERLY LINE OF THE LAND CONVEYED TO THE STATE OF WASHINGTON BY DEED RECORDED UNDER AUDITOR'S FILE NO. 3715484 SOUTH 0i'12'15" WEST 611.90 FEET TO THE NORTHERLY LINE OF THE SOUTHEAST QUARTER OF THE NORTHEAST QUARTER OF THE NORTHEAST QUARTER OF SAID SECTION 17: THENCE EASTERLY ALONG SAID NORTHERLY LINE SOUTH 88'47'06" EAST 15.00 FEET TO THE WESTERLY LINE OF PACIFIC HIGHWAY AS CON- VEYED TO THE STATE OF WASHINGTON BY DEED RECORDED UNDER AUDITOR'S FILE NO. 1791333; THENCE SOUTHERLY ALONG SAID LAST MENTIONED WESTERLY LiNE AND CONTINUING SOUTHERLY ALONG THE WESTERLY LINE OF THE LAND CONVEYED TO THE STATE OF WASHINGTON BY DEED RECORDED UNDER AUDITOR'S FILE NO. 1778232 SOUTH 01'12'15" WEST 861.90 FEET TO THE SOUTHERLY LINE OF THE NORTHERLY 200.00 FEET OF THE SOUTHEAST QUARTER OF THE NORTHEAST QUARTER OF SAID SECTION 17; THENCE WESTERLY ALONG SAID SOUTHERLY LINE NORTH 88046100" WEST 582.18 FEET TO THE WESTERLY LINE OF THE EASTERLY 630.00 FEET OF SAID LAST MENTIONED SOUTHEAST QUARTER; THENCE NORTHERLY ALONG SAID LAST MENTIONED WESTERLY LINE NORTH 01*23'13" EAST 200.00 FEET TO THE NORTHERLY LINE OF SAID LAST MENTIONED SOUTHEAST QUARTER; THENCE EASTERLY ALONG SAID LAST MENTIONED NORTHERLY LINE SOUTH 88*46100" EAST 0.10 FEET TO THE SOUTHWESTERLY CORNER OF THE NON-EXCLUSIVE EASEMENT GRANTED TO CLiFF MORTENSEN BY THE DOCUMENT RECORDED UNDER AUDITOR'S FILE No. 6688725; THENCE NORTHERLY ALONG THE WESTERLY LINE OF SAID NON-EXCLUSIVE EASEMENT NORTH 01*21109" EAST 17.34 FEET; THENCE NORTH 88°4610011` WEST 27.82 FEET TO THE BEGINNING OF A TANGENT CURVE,,_ CONCAVED SOUTHEASTERLY AND HAVING A RADIUS OF 368.00 FEET; THENCE WESTERLY AND SOUTHWESTERLY ALONG SAID CURVE, THROUGH.A CENTRAL ANGLE OF 38'15116", AN ARC DISTANCE OF 245.70 FEET; THENCE CONTINUING SOUTHWESTERLY, ,TANGENT. TO SAID CURVE, SOUTH 52'58'44" WEST 236.89 FEET TO THE BEGINNING OF A TANGENT CURVE, CONCAVED EASTERLY AND HAVING A RADIUS OF 35.00 FEET; THENCE SOUTHWESTERLY AND SOUTHERLY ALONG SAID LAST MENTIONED CURVE, THROUGH A CENTRAL ANGLE OF 45'091001#, AN ARC DISTANCE OF 27.58 FEET TO A POINT OF REVERSE CURVATURE, CONCAVED NORTHERLY AND HAVING A RADIUS OF 60.00 FEET; THENCE SOUTHWESTERLY, WESTERLY, NORTHWESTERLY AND NORTHERLY ALONG SAiD CURVE, THROUGH A CENTRAL ANGLE OF 180*1612511, AN ARC DISTANCE OF 188.78 FEET TO A POINT OF REVERSE CURVATURE, CONCAVED WESTERLY AND HAVING A RADIUS OF 35.00 FEET; THENCE NORTHERLY AND NORTHWESTERLY ALONG SAID CURVE THROUGH A CENTRAL ANGLE OF 45'09'00", AN ARC DISTANCE OF 27.58 FEET TO A LiNE THAT iS PARALLEL WITH AND DISTANT 32.00 FEET SOUTHWESTERLY, MEASURED AT RIGHT ANGLES, FROM THE SOUTHEASTERLY PROLONGATION OF THAT CERTAIN COURSE DESCRIBED AS "south 38'00'48" east a distance of 30.00 feet" IN THE REAL ESTATE CONTRACT RECORDED ON MARCH 2, 1965, UNDER AUDITOR'S FILE NO. 5849638; THENCE '1ORTHWESTERLY ALONG SAiD LAST MENTIONED PARALLEL LINE NORTH 37-02151" WEST 249.39 FEET TO THE BEGINNING OF A TANGENIT CURVE, CONCAVED NORTHEASTERLY AND HAV I NAG A RADIUS OF 373.37 -FELT, SAID LAST MENTIONED CURVE BEiNG CONCENTRIC WiTH THE CURVE IN THE EASTERLY LINE OF THE LAND ^ESCRIBED IN SAID REAL ESTATE CONTRACT; THENCE NORTHWESTERLY AND NORTHERLY ALONG SAID LAST MENTIONED CURVE, THROUGH A CENTRAL ANGLE OF 38-07147", AN ARC DISTANCE OF 248.47 FEET; THENCE CONTINUING NORTHERLY, TANGENT TO SAID► LAST MENTIONED CURVE AND ALONG A LiNE THAT IS PARALLEL WITH AND DISTANT 32.00 FEET WESTERLY, MEASURED AT RIGHT ANGLES FROM SAID EASTERLY LINE NORTH 01004156" EAST 604.60 FEET TO THE BEGINNING OF A TANGENT CURVE, CONCAVED SOUTHEASTERLY AND HAVING A RADIUS OF 332.00 FEET; THENCE NORTHERLY AND NORTHEASTERLY ALONG SAID CURVE, THROUGH A CENTRAL ANGLE OF 25*2114611, AN ARC DISTANCE OF 146.96 FEET TO SAID EASTERLY LINE; THENCE NORTHERLY ALONG SAID EASTERLY LINE NORTH 01°04'56" EAST 291.82 FEET TO THE SOUTHERLY LINE OF SOUTH 320TH STREET, SAID SOUTHERLY LINE BEING A LiNE THAT iS PARALLEL WITH AND DISTANT 50 FEET SOUTHERLY, MEASURED AT RIGHT ANGLES, FROM SAID NORTHERLY LINE OF SECTION 17; THENCE EASTERLY ALONG SAID LAST MENTIONED SOUTHERLY LiNE SOUTH 88048,13" EAST 1,352.52 FEET TO THE POINT OF BEGINNING. CONTAINING 44.726 ACRES, MORE OR LESS. EASEMENTS LOT 14 IS SUBJECT TO A TEMPORARY STORM DRAINAGE EASEMENT. SAID EASEMENT TO EXPIRE WHEN Ali ADEQUATE DRAINAGE PIPE SYSTEM IS CONSTRUCTED IN PACIFIC HIGHWAY SOUTH; ELIMINATING THE REQUIREMENT FOR A RETENTION BASIN UPON THIS LOT. CERTIFICATE ' 1 HEREBY CERTIFY THAT THIS PLAT OF CENTURY IS BASED UPON AN ACTUAL SURVEX AND SUBDIVISION OF THE. NORTHEAST 1/4 OF SECTION 17, TOWNSHIP 21 NORTH, RANGE 4 EAST, M.M.; THAT THE COURSES AND DISTANCES ARE SHOWN CORRECTLY THEREON; THAT THE MONUMENTS WILL BE SET AND THE LOT CORNERS STAKED CORRECTLY ON TNt GROM; AND THAT I HAVE FULLY COMPLIED WITH THE PROVISIONS OF THE STATUTES AND PLATTING + ' REGULATIONS. ►�' OFF y. COMPTROLLERS CERTIFICATE I HEREBY CERTIFY THAT ALL PROPERTY TAXES ARE PAID, THAT THERE ARE NO DELIN ASSESSMENTS CERTIFIED TO THIS OFFICE FOR COLLECTION ON ANY OF THE PROPERTY DEDICATED AS L'REETS, ALLEYS OR FOR OTHER PUBLIC USE, ARE PAID IN FULL. THIS - DAY OF �rlbf � Ir./�'�� , 1922, A.D. OFFICE OF THE COMPTROLLER .. Ga EPUTY KI RECORDING CERTIFICATE 7710100780 I� AL l •:�'�J� ItN e TA1 E : • 1y`�Syl NG'�0�.��t� FILED FOR RECORD AT THE REQUEST OF THE KING COUNTY COUNCIL THIS 10 TH• DAY OF 0 C T. , 1977 , A.D., AT 29 MINUTES PAST 3:00 P.M. AND RECORDED IN VOLUME 104 OF PLATS, PAGE 68 - 7 2 , RECORDS OF KING COUNTY, WASHINGTON. DEPARTMENT OF RECORDS AND ELECTIONS UINT G.- ELSOM r MAMA ER _ .'­­`""`°" "' "�"" "" SUPERINTENDENT OF RECORDS APPROVALS EXAMINED AND APPROVED THIS 3/ h DAY OF �'-' 19_21, A.D. DEPARTMENT OF PLANNING AND COMMUNITY DEVELOPMENT S�dlrli��. MAiJAGER-BUILDING AiID LAND DEVELOPMENT DIVISION EXAMINED AND APPROVED THIS % O/A DAY OF 19 , A.D. KING COUNTY COUNCIL w CL U uii;�� C) EXAMINED AND APPROVED THIS 25 th DAY OF AUGUST EXAMINED AND APPROVED THIS 13 DAY OF 5El�t�HSE2, 19 -7 , A.D. DCPARTMENT_ OF ASSESSMENTS KING COUNTY ASSESSOR DEPUTY KING COUNTY ASSESSOR r ncv w. YARG (/ 4 •e` `* /1/ _ T _ . /..- 11Q� fi0TE5� LIC. No. 11568' �. , U t1,CGE-5y o MD F S. 1a AnD F1�M LOT. 13 3. Fu�vr¢ ih s�o /�o trio n o ; u 1j'/; 1j es fo serve 14 e T SHALL N Tb DIRECT' 1IEHIG LW, T A MM IT• T• �• $ Subdivis:o* Shoff/ be v nder c� ro und. Mcc 1sq- 4. R Gaµ .I 1►ec.Ess .1U1i�rki t..m-c c• s1, Z (5 ICESTMC-TED �0 0* DIKE A4CF_ s FOltrj" on S. 3220 . �' • ). LOT 11 iS KF."CTED 70'THE MAKIMLIM OF WO PIRECf VEHICIA.AK =1144 Fbtf'Tf ohi S.:no±b 5T. Comp. 1n coMMM %viTH Lott 3 ! 4.) ' )'jNEtM m,6L - P5E rid MW-q VEHICULAR ACCP_S5 TO AMID MW WIPiC Hwy.4D. TO AMP FIMM LOTS 13 t 15. i Y t VIMT "44laL* OCCE" TO AND Fim 4 PACIFIC H\Vf. 0. To I.OTS 91 Iq I + 12 IS RE5TRICMP To ImP- MAXIMUM OF F" A&M RNMT5.'11b TME`£ AccEys �INTs AID IcEsEINED, OtF� EACH FOR L�'5 ICI #12. i Tbere shrl/ben-f o d�recf vehieu/or access fo #,ro#7 s. mofh VoVvifrom lob` 4 except for ��re westerly /D.00 �`tQ1`�,pro uided thol sQid occass_ 0o�)0/i'gs wifll t'��!/G COUit/TY_Sfondo�o�s, _. ' „ . PRIOR To I"uIMO OF RUI.DIN I'�IeMITS On AMY OF 1N� �ofi� %0" aM 1iK OLWWioNA 511P. PI -AN MUST M '%WITT�V AND APi°ROVEP Py 1HE API'143TI t Ate,' (CIJRM" KING CDUMY, OUILGIN4 AMP LANP PEVELCfM13tj VIV15I01.1.) AuD It•[ ACG*xx>^Acr_ Wrrw Gtscr.+-m. PL&P.t ' re1..tCY Irw r-t .-4_ SHEET 1 OF E /v 0 0 '?p r-o N 121250 -Illw twp. r. est wamm / 5a. 2+Mr.. Ot %-5 •MH 1s PAV SFA AIL 54I� CA i0<I . Icx� G _ I J_551�-:_ 54-II~ �" G � I N � I©Ii ► TYPE_ 4 —;--1 I� 'cat 9 N _ tr � �--� -� �r�- Zq" CM IF -" I -NOT t N 3 T 31 d ;/ S �2A ..� .' 5 - I I _ 11Tor s � r _ ____ —------- — ----- i3 i4 •i,�`j-- I� AU.EO � ii• � A 33q-+fcf� �7 6N'�l.�G: I�IG i- Dh',� "- 1. �D 4e'®f w P I,' 1a"CµP - �. f L I OafNez" loo'ti24nP 2¢ ' 7h'Gv�p �. I 'loo.. lO-. / , 5 '(� �✓ 1 ` s..� �a� a� �� �� r, jI .f !r , N .— / �/1! ,� a,_14NVno_- 1 � Vv" ^. N G 12y ?' ............" 1.. .„~' 2 9Z4 N \ c4 /I • _.....�. Q�� a� �� `, ...r• ..w .... ndw Yl q .� x NAXIST G 51GrI�L.fZ.�P O .rw �' ti ' , �. �; � _ -�. / - ;, / �2 'Jj(G�IQTE* .CODES 38¢ 39 WERE CRANGE0 TO 'M � .p z�boo,' 1 .y CMANC3ED-:'TO TYPE T. j''r �[ p .TYPE r I i' _...- � - -__ °� J„� O �E& Cj WTi ` / ® f � i1 �d e r% �"1 f II G 3� �8 I �I T� EXIST M.H. i+ si�� 0 NIP 0 w AA1 — _ J —_ - -- -- - = -- -- III �-- RID 74 FNGINI":!':RIN6 I►4.�►� + 41 f►;{ `ir.11►<!cr fi�►ulc�.Irci ]Icleph►►ne• l I clkH rl.r. ��.r,lrlrl t�n1 '►til�?� (2()()) 2lih 2-vsl. i�) . ,. , f.. ... ....... Y ........... ... .: ..... .... _ . .. .. .. . ..... .. .... •1j 1 i .._ .. a .. - .. / \ +., • . /�,.",` .fix •„_ ` 067i o7 B /n N V4 / i /�9 �4&1 / 17 (lc.IKrk•cl / lla� _ ._ ;!{►i►r►nrei __� 1 .. 1's / / .'324TH � �,� XNoT � Cl.�t�sT: is 2 RT i-- KING COUNTY DEPT. OF PUBLIC WORKS S -- °�—'-- J. L. D•SPAIN, DIRECTOR ,L3,M, . 324±6 '5T. C 111,6 PL. %. TO FAGIPIG H\VY i�).) 1 �30 JT1 1X�L � I (�. �, ,i+< / 12, 000 SURVEY No. COUNTY ROAD PROJECT No AW wvf -Co- I =�-�V• 2Ca•�32 j` � .•,4 WASh�.. SHEET'�OF HEETS+L Ll s�,� SEE %tZT 8 FOR STORMI 'DRAIN VMI US f .. • .. D► _ O o ^� SCALE: HOR. INCH= FT. VER. INCHc FT. Q�Asf✓✓ °. • (V� 1� TY1 N STA, I�I f90 mr) STA. 19 + G Z "* z : '° :'�� ,� y09 IG� 2�'Qu (� MAINTENANCE DIVISION No�_____,a r • 2, 3i / _ C N �;I A► P R O V E D e Y :_ ��,3;� ...... "' • o1Rr:TOR mh i'Ri. 324 3• �a - RAtfiG GaiIKoL cp P�l"� AGE, I=U 1 ImtI'.'r ,761 rt 1— --- --- w....._....,...-..._....._� ...� j -� I - .h. 2 to /e % ?2' f) ?� ►3 i n is 1j iaf %' :.; .� sI* Ali F/At ? �'lJA1VGlc !i a moo• 77 . ! _ U .t L . r .i .j . . +�' �.-'7` _ �\ ��. 42'-1.2" 6r - ff . IJE � IPA.- 5_!P} 41Pa:4,02-. N 10 1 I I 13 14 �I„o I.67 N L'T �.1,11 I3A N bC till tAR.. N'j' ,so o c ,Y . � 4. E: 12, w Co5 -� oI, a. 2I + 55.5 iT'J11015 -Z4. K`r &D\va XCAYQ IDN lrtGLUD NI Co - U L. ��I°i GY '. la.- G sw I,-., 12 ao I, . 241 Too Ir.5 ClYSTALE1,1E�1{I•.,. 4014 •� `�.�7(6 .:, .•. c. "0. till•. .n t wra LL , • ( h j•'�i �f ['`Vp1Ti�-Flc� 5 E A F14 7 07' L-1' 41 _ • .. • _ L.4iD,S AFl�ox '1p{' ,. �'- --� *� gH.7 FOfZ VPAIN5 IN--r-Nls 6 A DIKE CREST ELEV. 4%0? _ 'pj21V� U- _ -+7�-8F i ' ' __ I n 4PI�ri GNANNit X Nc ( �,, 1�ocK— .-� s' �-- '� SL� - I GNpt LtN 4f EXISTING GROUND PROFli.E •.., 12:1 ♦ 3 SELECT GLLACIAL TILL YY-- �� I �' . I►2� l Iq - I COMP. TO 95% I 6" UNDERDRAIN `-- .�-' — ; - — ..__`.( SEE DETAIL 000,— c f Wf - ` j-•• A Gf� 3' L A�l, :1 T4 Jos REMOVE ALL VENT, OLD FIL.. �3 o AND ALLUVIUM UNDER EZ•I''; IRE � . ✓� ` / ' I g . „ .l° -�V DIKE EMBWKMENT. REPLk -F- WITH _ Z d l I ---- � SELECT GI.AGAL TILI. IN M :'A. B" LOOSE LAYERS, --- -----...... I ,� __.___- _ __ �• ---- L410.5 'qp•r' _A_COMPACTED TO 95% OF N .D PER AST D-1557-Tn. �OZ TOM OF UNDERDRAIN ZRENC�I �VVATER LWEL W W 61;WUI J 10 ` OKCS" ` q (o) O @ EL. 398 OK 2' INTO NNXIJRN\- 111111 / Q 1 /T2� ` I ,• ��• // -\\LIZ`� 1{I IN@ fi/t r%,x� ' • • IN WIN Vr.P \•(f►VYi� V'11FJI FM. 71`r� IF�. (� " GIACINL TILLW , UICUEVER IS » r t> cam.. « _ G .•�.� tN. @'1 K _ WAt-I,C 4C7.1 +- utGuER. 10o F O Cz •-�• � � _ ____--_ _ . , . ,, D� ,.�,�.,��o,s � TYPICAL SECTION TuROUG�u T)1KE (A -A) 1 t � �`� •'� �"' ` G � 3.4�y 'L _ _ NO SCALE � 1 • 2A-^� _. r�r �'0 A L L 4.10.4lop- �' ` I s x gN ?4 1 _ _ % r X15T)NCi GROUND .324th i?VOFIL.E .r street-z 12 GMiP 'l`l�r I� 1 �0'!•Cw . i II r fflr f� r fft! r am ! i m ri r r r rl lr r r � /' �c.ar: r ff�l r r� r r !■r r ffl>, fffs r f!. ffa, fr a. fflt.;l�l�� �a !■� r r • ri fr N 33 • "~ !� �'a S n m n n • i r �i s tl see sheet 5 - �,•pp.,j`_ _ I / I CRE5T ELEV. 411.0 i o(o I . Max \VGTER LevmL 4o1.4 ro' CMIN LINK f ,�2� N �• 4CoZ w 4oz•cb 1. E. . • � � �� • � � I � 2" 5 O11.GY> REMOVE M� UNDER T, 0 ? �FILL I L ; hND i 1 V 1 A All V U U R EN D E it -� EMBNKE T R LAC VITN SELECT NC° IG1 I ..c n i . �i��,R+ti�7�WL`...,8gt1+n j;,t;!� '.. •;.H::�I,: ' r 404 .� �,��- � Qom' G, GU>rGAI AC( TILL IN M. t LOOSE LAYERS, CoMTIACIED 70 TO 9507. ADD PrR I;ST% -tHl�,r rJ-to _ � I �- 1 -7 — 7 T. N406} I� 6 N0Kt--1ZL• c-A-.4G WL • � \�- 6TOM OFRROCK TRENCH 4054 N�jl �I] -•j••L. ! A I e` TyPICaL SECTION ALONE. C DIKE (8-B) � eHOWN CN N, G„ NO � � K _ — +7 _ T. -- ��usNRp :sdaci- cau�sta . SCALE - di Z 7 I.E. G" UNDERDRAIN 4OLW I DMA IaPi AGIU i�5 GROu 2) i , TTOM OE ROCK TP ENCN 0 Tn t=1RM 501L E I'S,I M FILTER ROCK > �°° SIEVE SIZE 7. PASSING f . / r2VSQ. OPEN ING. 95 - 1013 i a1L . OPENING. 30 60 I� j �p 6" PER�ORe,TEi� ' \ '�+ / 1 " tSN RD 1�tV 4062 (PLUG END) 1.-S. No. 8 20 - 50 0 5 T OM F R C1( TRENCH► 4054 ;_LS. N0. 30 8 - 30 1 15. N0. 50 - 12 FI LZ S R l S71K-5 . VW, AL UGK ) Q �'..s. N0. 200 0 - 1 N ROCK r �"Y'IC o , a . j Z c--A� � � � , .�EOTu= fat"A•A� No s I - — R. yp� s r .: �►•t'4t1 �I�G"j bN "i® I�" w_.. _ -- 24" MIN.-----+— U Cµ41N LINK p o� wnsy,�.,• 3 1 p }� . e .� z ? �' C� �. -. ld.l v- (2 U IN Z y A1101 O QJ� of 0y�`� ,o �fi' FSS10 N AL �/g ` o I , REVISED F&YCE C'R. S L 0CAT1 DNS ...__J. J.R 8-1 S'- 7T . V RID 74 E3UiLT_ fJ.J•R_...5.29-79 1 GAD 'J'O UNAL L KING COUNTY DEPT. OF PUBLIC WORKS.' 1ro' 3 1 g F WILSE-8c HAM *��• � J. L. �xPAIN, 01RE�CtgR W& o y. o OF SPEGtFI�D _... 1�. - PL. �Io. (�I �Z'� 3zd ENGINEERING PLANNING •SURVEYING . e4. 324 y1. ('11 PL.16 raG1F4 NV'( �, __1�lpAIN ENVIRONMENTAL ANALYSIS • ... \_ SURVEY Ne COUNTY ROAD ►ROACT No.- ---------- I i _ \ 6S1 Strander Boulevard Telephone �p .0 -1tS1N L1N�C � Ir - -� � A�ffi A,� ) `�� CCII - Tukwila, Washington 98188 (206)248-2470 SHEE� TG�'A SHEETffi y ,� �'1� r ....... — _.•-----— ----''( SCALE: N O 1. I N C N s tt. Yet. 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Dp` :., / lur ul�v� na-�Q • lot 'i l Ot `I 5 1.2490 N 1/.c' . 17 7 a 110Ap _X NO-Tt : C-ONsT' � ► s 2 RT a �� ISO d- OF 0c, RIvy. SEE l7 01 • `J- , .r` 1 `Y 0,,nsM4tgMAt^ 9 11r Q� OF WAS"``.. � t� XIS 'G SI IOLIZ-p w Tr=59LT1cxi T1 Cq f�-•IZ' ` �Xf4 G' -NOTE'. CODES 3,01319 WERE C►WNGEp To rrE , .�� l4 ii►' '� �I -TO EXI S T. M.H - — DID I it �1...• ,..X- 1 - 1 ,I III �'"" I�:�(.I�H:I'.k1�(, I'i.�\�r�(: tic'k�'�.�•��4� I ��(�1 f►{I �Ir.ltulc•r I(��Irlc•�,rr•c� 'rrlt•Frhi►t�r '•' VJ I'llk ll.i.`�'.i%11lily itiri:4?i14"ll. ,If I)atr 12.21.7� 1)r.rKrrMDF/t�'� .. �I � A ef i KING COUNTY DEPT. OF PUBLIC WORKS J. L. D*SPAIN, DIRECTOR . � T. T T. / N I , coo `�• 324-E6yT• C I (6 PL. %. 'TO FZIF16 H\q 6o-) SURVEY No. COUNTY ROAD PROJECT �. 4 1IF.ErT FOR STUFZI� �RAII�I 'L Tl�+ll,s r��� wasyy��� SHEET OF HEETS ��+►_.�.�i,L• No — Des..... '.� / SCALE: HOR. INCHc�,o H=� FT. VER. INCFT. , • OF r�ns�,✓y.h v l� �Tf*E—EN STA. 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G�., Atsl_ 22&2u (-.T I ' � : I e� .. �jd: �1 J�4f 4 M_ MH 24- _ NET E�13�NICME.NT 1Co0 GY, ..E. f �ol.og I.E. 240\V` �', 3i9'a1',.'�3::�X14► �) CHAIJr\•►E..l_ EXGAN/• ItJGI_. NAUt_. 11 80p L•Y, - ' NE.T '�.�11c'SANKt�l1�.0 1 w> f.E: Iv 'N Cos A. 2]+,:5.5 I 'I101� �.' T , oo G Y, I. a'. G" $W dl.00 I,�, 2 a 9.G9 i�, ism H. , lfV,Ga �vd xGQVa IDN I�tGI.UD�NG�,-t� U L. '7g19 Gy 1,1. 12, � � 401,�, 3 ,2I+5 .s rrrF. i tyry db HIRCULINC- ... C► YSTALEPTll -- - --- SOUTH 320th STRE` r - -- -rr---- — �-fir. —cr—� — _—�_�.._-.....— _ _.. _ • i$ /^-. 1\\ !o . 1 0 } ' �l.�i , '''! • "�-}�y,�:>i4ve:'wra<' '�-'""- - � � .. .. - ai r l . � � t. . '- jj Sri « ' / - • ,,f it 1 i 'SSC-60 CM.� (QPfG'nlron P�P� � � W � 11 W ' C) 1 LJ 41 CL / 1 1 K- MART j � l X Lij ,V r; ._.! Go leAl ol p "y ! Q IC �� � `�Af '�•�f6,� �;. -}v'�t 1 ...0 . 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L,. �O n 61 Trz72'�rlisS�Yi Liiz F���,��� A• 33GL�20, 52/Gig6Q� 520 4/ 76, 4/OO J.9, 175 7/0 7Z70045 CTI t V32*44'3/ AV `� „�` \� a10 i rr.�zb' 0► \ -� Aigio, �v32*44'31 ��� 3� /GO.00, o p \ 35.36 -•i 10 Q I \ s' W a g, f (; Q /GO 00- �1 A, kv ,l ol l ° e, _ -N 0 \ ' 21: N `'`/' z its 38• O Vi 2• / �� ty _�O%/9fI�7/;-- h scwf/1 Lri7� o r / do ; �' ° , ZG f }D' �` / 'I ''�G. - - o . 0 \ � �'' � _ � `� �.34" �.j 'Nso•os 39.,F r z J\ O 6 - . !i ' R" /g s e17� ��Y' Glo-E - Gt /o ' 7 15 4 �/y it `� j / l _ 115 ,09 a'D. AZT 5b Z i � • � • �/ �inii7i�7Yr71'-icY7 � a1 lc�r�r- �� C 3 P7�a %O / A� 0 7402/4GZ949 V JO'wide fe7ororv240'wicle N rf!p o le orQ�y I b/dye t�i6oe,E' h \ Al 4!5 ,p 4C ' DO w- --AGP. /d ' LOT 14 IS SUBJECT TO A TEMPORARY STORt1 oO' DRAINAGE EASEMENT SAID EASEMENT TO EXPIRE WHEN AN ADEQUATE DRAINAGE PIPE SYGTEM IS CONSTRUCTED IN PACIFIC HIGH- WAY SOUTH: ELIMINATING THE REQUIREMENT FOR A RETENTION BASIN UPON THIS LOT. 10' WIDE TEMP. STORM ESMT. & 20' WIDE TEMP. BLDG. SETBACK IN LOT 15 TO EXPIRE WITH LOT 14 STORM DRAINAGE EASEIVIT I ilf /d SHEET50F5 ■ s,:Y 2;­'72 D,t