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05-102377 (2)4, �/- 0 C- efnL-U lax So 200 081 CUSTOMER EA PAG8001 OF 001 KINGSCOUNTY, UP EASEMENT 32.00 required by the Washington State Auditor'slRecorder's Office (RCW JC. 18 and RCW G5.04, 1/97) (Print last name first.) Reference No. (if applicable): Granto(s) (1): Amorsolo Panlasigui (2) Rita Panlasigui Gratttee(s) (1): Amorsolo Panlasigui (2) Rita Panlasigui Legal Description (abbreviated): Lot 1 and 2 of KCSP 491107 Assessoes Property Tax Parcel/Account Nos: 053700(1623; 0537000625 For valuable consideration, receipt of which is hereby acknowledged, the Gramtors) Amorsolo Panlasigui and Rita Panlasigui, owners of Lot 2 of King County Short Plat Number 481107, tax parcel number 0537000625, hereby grant and convey to the Grantee(s) Amorsolo Panlasigui and Rita Panlasigui, owners of Lot I of King County Short PIat Number 483107, tax parcel number 0537000623, their successors and assigns, the right, privilege and authority for an ingress, egress, and utilities casement; and to construct, improve, repair and maintain utilities across, over, under, and upon said ingress, egress and utilities easement located in King County, State of Washington, to wit: The east 2W of Lot 2 of King County Short Plat NO.481107, Recorded under King County Recording Number 820506W6; Except the South 12 feet of said Lot 2 Deeded to the City of Federal Way for Street Purposes tinder King County Recording Number 9806152386. In exercising the rights herein granted, the Grantee(s), their successors and assigns, may pass and repass over said easement and may cut and remove brush, trees and other obstructions which in the opinion of the Grantee(s) interferes) with maintenance and repair or installation of utilities or access. Any trees, shrubs or fences removed will be replaced at the grantees' expense or at the expense of the utility maintenance contractor_ The covenants herein contained shall run with the land and are binding upon all subsequent owners thereof in Witness whereof; the said Grant this it this day of 20— — Grantor Grantor STATE OF WASIIINGTON `/ SS. (INDIVIDUAL ACKNOWLEDGEMENT) County of f— 1 r'j V I certify that I ]mow or have satisfactory evidence tha� �- S v l 0 A-rJ U ;21 TA ?AN LAS t � the persorywho appeared before me, and said person acknowledged that signed this instrurrren and acknowledged it to be free and voluntary act for the uses and purposes mentioned in the instrument. i(, AvGVST 20 o S STATE OF WASHNGTON TERRANCE Re WILSON My•Appointment Expires May 1, 2006 EXCISE TAX NOT REQUIHW 0 Print Name t L Notary Public in and for the State of tN A My appointment expires Mr4 to W i� rt� a O 4 a FILED BY PN'WT svrv+ r �Y DUD 1013 (,swtw 00: NAOM E WM, Tftsua;,of ilia Mori E. Wand r-*nW rAM PFoperY Law Owneffto f: tht 2, Kf W No. _.."1107; Recum m No. 8205OWD=' fAdrleltii W LmmlM on EAR A AsawwWx Tax PMMW KWW: 0*iSMGjM -07 TF& GRI`IOFD� KAC M111 E. WARD TnAfto. c'f'`Vw Nao'r�i Ii•.:W4rd Tr�rst. fur old in aorr�railion.of arr'�oYr i1'1urrd� il+ir final ciF YAi omFeiso of eminent do atlm Carman and w�rrarrls ilo Vo Cmr OF F@1EAIkt. WAY, a Wa�h5*Wn n rk:ioW a rpwoion- tea roll p mpody dam in F $ It' 'A" l- wr gil . atrrlrad aad ma r a part tomd, and arry aFEdr Wtiw� #WiGK aihWW in Kino County.In to SWa Of Waatilpl XL DATED Ti0S . dry of ^r lam- NAOMI E. WAfd]. TA."Mas of., v New. E. Wad FarrAV MA APPROVED AS TO F�Qf�A: : _' •N lordr 1C. U dal. City A#!mm► S < Ile • F �i^4. :n �v l� V icarp(wate Notwyl STATE OF WASHINGTON I COUNTY OF KING On this day personalty appeared bduFs no d-mvify that' I natory Vftrd is &#`w� who to me Of said ..-4 pei�n wto be the knon the sit executed the Tnrepairip n QAth 314"d got' Vitas ojovxr ad to . ate' cprpnrstiun and arknavyl6d44d t" sw RckT,,wjedgpd itas thv.�TpAmw attrim.Neami rrd-, instmnwrn to he the fro a and voluntary act and vu - vakilif Ward Fagv* Trust,14-bli BM-.' ry ' dawi osaid comolFon, for the uses and - umum act of such Party for uses lond"P* tein melbentionod, and on oath Mated PurposPurposesw mentioned in the km&um*BL at heldm %*�wtbOgiZEKI to BXeWtO said that a is thg his n-mu mid-i it" affixed, . kLquuseek-F SnY, GIVIEN how end of a=W., d"' carwats se00fPid corlmratiGP &Y of C, my hwW and official 3001 9`119 a, v d of jtypadffidrftd vism 4*nawy) my mvw . 44r—��� 1-20 9e Notary PuNiC in am fcw the Starts Of W9sk&VM- sl A IR P&CMAEL G. YEOMAN, FILS J pRoir" No. 95024-20 Smdh 312th Sbx'ct ra( as :Tax Lg -Mc South 12.00 feet Of the fww*ia � pate", CNo. 4911 Lot 2,DrKioz omity U7 320 pha de=PW-'29 t �4 of SeviGn 9, portion of the soudymst 114 of 0k0qWbvMs Z e� 21 Nor(h, Rangc 4 EaA. co0w, dcsmw as folkwm- I Bgmn 'A't the North lirw of said sob&vision at C WNCb outh WrIlm ttlmk dicfii�� 89-51W Fast30 fcd from ft Nortbpwt ... D-LI lqa to - South 00-07;Q0-,Wcd 995.73 feet;134'"" EZA 11 thmcie -%Wh 99 3 TjLUEp099brr.U"EGRqqKr,• , theruz South W13W West 300 .. . go East,99.4 fmt thaxt North M913W EW 00 feEt�`Ih*M -344 OF BEGRINING. M,O,. 9"44r West 99 4 fact to the MWE PODrL- acmmn to the Containing an area squam-, fCtL Mom K EI f ti... Iv � 1 a' '-r.. '_-_ • ---------- - - - - -- ---5 ---- ��:; -- -1 ------ -----•---- ---- -� ' ;.: QVFW AY6 waw.105 -f-o ! ,M401 s lain ---- --• -------- 's-•%='.+---- ---f-- •-- -- •--- -- -- - --- -•� - �--y---- I •. Qn ri RW.; 1s m�cRc-,� FSRcsr• f3a oo� Aso ao• _ O'�,�' � � k M1frY FASWENT S W. ENE OF"k W; 1:. 1' U.3'-I'E.0FRRWLNX SDO'13'16N 1 1 D. i Al a a t6. N : 43 f� n az 0 9 jigo �Cramer,.Northwest Inc. 4,ot r 5�r edor- Planners & Engineers 4 '. 945 N CEHfRAL�"51t. 7104, KENT, WA 98032 � dA [753}'s-S•2-AA${! (10� Or 1-(800)251-0189 (toll free) '} {253�1ffi2-cOSi (fax) .r VDI VE-MAIL: 6ni30cra mernw.com Y,O, 1Ayq WH 9Y:7��,¢'. •�HECICF�i RY: q,@H, r✓fx 1plry+d, NO. alN�Y.jGI:. `S..2.1-,sr,• Sk l of 0 DATCLS/la a SURVEYOR'S CERTIFICATE INS UAP CORRECTEr REPRESENFS A SURVCY uuOE By UE OR UNDER qT DIIIECTION IN CONFORMA.•ICE WIT" THE REOutf'll ttN15 OF THE SURVEY RECDRWNG ACT AT THE 3E611ESF OF ALA- kitic0 — IN_�U� 7 adh�-# - F._.5• CERTIFICATE NO -- +DUI y- O b 0 61 RECORDER'S CERTIFICATE FILED FOR RECORD THIS 09 DAY OF P001). 20q�- AT��N VOLUME I�R OF SJ�r-/C AT PACE VG AT THE RFQUFST OF L w s- RECORD NO.. _— 0 5-102377 �. , REPORT OF n TUA s D PROPOSED ADULT FAIVA-VUOMf20,5 FEDERAL WAY, WASH NGTON S&EE JOB NO.528 JULY 28, 2005 528rpc S&EE S&EE SOIL & ENVIRONMENTAL ENGINEERS, INC. 16625 Redmond Way, Suite M 124 Redmand Washin on 8052 425 1 868-5868 FAX 425 868-7427 July 28, 2005 W. Amor. Panlasigui 9251 S. 204'' Street Kent, WA 98031 CC: Mr. Ren Franco Report of Infiltration Study Proposed Adult Family Home Federal Way, WA S&EE Job No. 528 Dear Mr. Panlasigui: We are pleased to present herewith our Report of Geotechnical Investigation for the referenced project. Our services were authorized by you on July 19, 2005 and have been provided in accordance with our proposal dated July 18, 2005. We appreciate the opportunity to provide our services. Should you have any questions regarding the contents. of this report or require additional information, please call. G 28166 � GISTEK`'�' ONAL ors: %vDJ. Zook 528rpt Very truly yours, SOIL & ENVIRONMENTAL ENGINEERS, INC. C. J. Shin, Ph.D., P.E. President 7-ZAP- °S.' S&EE TABLE OF CONTENTS Section Page 1.0 INTRODUCTION............................................................................................................................................... I 2.0 SCOPE OF SERVICES ................. :..................................................................................................................... I 3.0 SITE CONDITIONS............................................................................................................................................ 2 4.0 INFILTRATION.................................................................................................................................................. 3 4.1 IN -SITU INFILTRATION TEST.:.................................................................................................................... 3 4.2 INFILTRATION RATE PER KING COUNTY SURFACE WATER MANUAL ............................................. 3 5.0 CONCLUSIONS................................................................................................................................................... 4 FIGURE 1: SITE LOCATION MAP FIGURE 1: SITE AND EXPLORATION PLAN APPENDIX A: FIELD EXPLORATION LOGS AND KEY 528rpt i S&EE REPORT OF INFH,TRATION STUDY PROPOSED ADULT FAMILY HOME FEDERAL WAY, WASHINGTON for Mr. Amor Panlasigui 1.0 INTRODUCTION We present in this report the results of our infiltration study for the referenced project which is located at 2016 South 312'h Street, Federal Way, Washington. We understand that the proposed development will involve a single -story building with an attached garage and surface parking. A storm water infiltration system is proposed along the west side of the property. This system includes a 6-inch diameter, perforated pipe in a gravel -filled trench. A site location map is shown in Figure 1 and a site plan is shown in Figure 2, which are included at the end of this report. 2.0 SCOPE OF SERVICES The purpose of our study is to provide recommendations regarding the design of the storm water infiltration system. Specifically, our services included: 1. Exploration of soil and groundwater conditions underlying the site through the excavation of 2 test pits, TP-1 and TP-2. 2. Performance of three onsite infiltration tests per King County Surface Water Manual. 3. Engineering evaluation of the infiltration rate for the design of the infiltration system. 4. Five copies of this written infiltration report which contain a site plan, test pit log, a description of subsurface conditions, and our findings and recommendations. S&EE s2arpt 3.0 SITE CONDITIONS The project site is located in a residential area. The site surface is flat and covered with grass and sparse trees. The ground surface at the west neighbor is about one to two feet lower than the site surface. The soil conditions underlying the area of the infiltration trench were explored by the excavation of 2 test pits, TT-1 and TT-2 on July 22, 2005. The approximate test pit locations are shown on Figure 2. Details of the field exploration program and the test pit logs are included in Appendix A. The test pits were excavated using a backhoe to depths of 8 and 9 feet below the current ground surface. The test pits indicate that the site area is covered by approximately one foot of topsoil. The topsoil is underlain by a brown silty sand with some fine to coarse gravel. The material is medium dense and about 3 feet in thickness. This soil is in turn underlain by a gray silty sand with fine to coarse gravel and occasional cobbles. The material is dense to very dense and extends to the maximum depth of excavation. Based on our experience with this soil, we believe that it is glacially deposited and consolidated till. No groundwater was encountered in both test pits, to increase with depths. However, the moisture contents of the subsoils appear 2 S&EE 528rpt 4.0 INFILTRATION 4.1 IN -SITU INFILTRATION TEST We performed a total of three infiltration tests on July 22, 2004. The tests were performed per EPA falling head percolation test procedures (EPA 1980). The test locations are shown on Figure 2 which is included at the end of this report. The test results are shown below. Location Depth Soil Measured Infiltration Rate feet inch/minute IN-1 3 Brown silty sand with gravel 0.08 IN-2 3 Brown silty sand with gravel 0.125 IN-3 3 Brown silty sand with gravel 0.166 4.2 INFILTRATION RATE PER KING COUNTY SURFACE WATER MANUAL Based on the King County Surface Water Manual, the following factors shall be applied to the in -situ test values: Ftesting = 0.3 Fgeomet,y = 0.5 Fplugging = 0.7 That is, Design Infiltration Rate = Infiltration Rate* Ft. Seng * Fgeometry * Fpiugg;ng = 0.0087 inch/minute Please note this recommended value is derived from the lowest and not averaged values from the in -situ infiltration tests. The conservatism is necessary due to the presence of a relatively impermeable layer, (glacial till) at the shallow depth (4 feet). 528rpt 3 S&EE 5.0 CONCLUSIONS The test pit findings indicate that the site is underlain by dense to very dense glacial till (hardpan) at a shallow (4 feet) depth. The material is relatively impermeable. It is common in the Puget Sound area that perched groundwater develops over hardpan during wet seasons. The test pit results also reveal that the infiltration stratum - the brown silty sand located between the topsoil and the hardpan - is only three feet in thickness and has a relatively low infiltration rate. Based on the test pit findings and the infiltration test results, we are of the opinion that the site is not feasible for infiltration. We believe that a perched groundwater table may develop in the wet seasons. This water table would reduce the infiltration potential or make the system non-functional. Furthermore, due to the following reasons we believe that an infiltration system may result in seepage or surface water at the west -neighboring house: 1) the west -neighboring house is relatively close to the property line (about 10 feet); 2) the ground surface at the neighbor's house is about one to two feet lower than the site surface; and 3) the infiltration stratum is thin. 528rpt 4 S&EE $ 5 1 M 15f ST S 340Tr� a 01JOUTR it S RL s 5 302NO 5T " $ PARK N! } P v'tr PL +� y S 302H0 ST 'nay ,p�S j • S 3fl157 `PL S 303RD ST s t fir' r a i z dr. 1 a s 3azKo 0 � d 5 302N� PL r � � w cl Ssr [i �{ 3o4rH S = 304TH 5T 'a 5 ; 304TH r PL ST 13n1r ROO- 'r 'a ST rr ,•dry n,05H H D.r S ME s 3U5TH PL w - s ° WAY Y a ys ROJ �CT LO ., , r I C S 3�$ .. 6 ST � rN a ..' •"' S ram— � �-- •- Qd`----`--.w- .�--- 309TH PL­` cs ` ZIX �' a s `' 1 31 ? 310TH sT 310TH PL Ate m f rxe31�; FSRat S 312THST S 312TH Hnn s 313TH sr V 4 STEEL s� y ,any FEDE L N PL4 E LAKE p��► ++ o� f" �� . HIRROR ti WAY Q S 314TH PL - S P w 315TH ST� CEM R S 315TH ST a * R 5 s 315TH ST CONT . + j s 3 IT „• S 317TH / 3 CENTER 5 31 � r, � GATEWAY i k ., PLAZA CENTER 143 i f o �o SEATAC �' q CEMEfi i FS 24T ST VILLAGE S `320TN ST y sszzva ST PL SEATAC HALL � } � s 321sr Sr 3z4TH r DEPT Of a 'y~ �._ _. ; s mijo ' ST S' _ f LICENSIN ;PART 8 4� _ RIDE $ S 4. WIN E0 FDOT WY ! P 326TH 5T 32�rN �r �rR 5 1 oLE �F.,., I s LH -29 o27Tk ST y H I Mis3Z6T#1 r ��9 CaL,A ! D by �� S 328TH PST CELEMAT ON PARK y 5 330TH y y �Z T � } PROJECT LOCATION UT.S. Figure 1 -1 S&EE Site Location Map Job no. 528 Proposed Adult Family Home, Federal Way, Washington Ir 0 20 40 S&EE Job no. 528 Scale in Feet fN-1 Infiltration Pit number and location Figure 2 Site Plan NTest pit number and location Reference: Plan provided by Mr. Ren Franco Proposed Adult Family Home TP-1 Federal Way, Washington APPENDIX A FIELD EXPLORATION AND LOGS The subsurface conditions at the project site were investigated by the excavation of 2 test pits, TP-1 and TP-2, on July 22, 2005. These pits were excavated to a depth of 8 and 9 feet using a Case 580 backhoe. A representative of S&EE was present throughout the exploration to excavate the pits and log the subsurface soil conditions. Test pits were backfilled with the excavated soils, which were placed in 2-foot thick lifts and compacted with the trackhoe bucket. Test pit logs are presented in this appendix. A chart showing the Unified Soil Classification System is included at the end of this appendix. 528rpt S&EE w m w aai 0 _0 C, a 0W 00 mm � O coe c C6 TEST PIT TP-1 U Soil Description sM Brown and dark brown silty fine sand with roots (topsoil) sM Brown silty fine sand with some fine to coarse gravel (dry)(medium dense) ? sM Gray silty fine to medium sand with fine to coarse gravel and occasional cobbles III (dry to moist)(dense to very dense)(glacial till) ll! ill ' II1 I f i l - very dense below 6 feet o ` 111 � III E very difficult digging below 7 feet ' 111 7A 1Ii E i 111 I I i lI Excavation terminated at a depth of 8 feet. i } No groundwater and no caving encountered during excavation. 10 ! , � I = i i Client: Mr. Amor Panlasigui Exploration Method: Case 580 Backhoe Exploration Date: July 22, 2005 Ground Elevation: 506 feet SUE Job No, 528 Figure A-1 Proposed Adult Family Home v m � —0 ! f I l E f I TEST PIT TP-2 m U Soil Description SM Brown and dark brown silty fine sand with roots (topsoil) III III III Sm Brown silty fine sand with some fine to coarse gravel (dry to moist)(medium dense) II! III Ill Ilf III III III 111 Ill III SM Gray silty fine to medium sand with fine to coarse gravel and occasional cobbles l I I (dry to moist)(dense to very dense)(glacial till) III III 111 111 , lil _ i I11 i I1f E Ilf I III ' lil i r very dense and difficult digging below 7 feet i 7.5: : III ' Ill ' Ill III ` ill j Excavation terminated at a depth of 9 feet. } = No groundwater and no caving encountered during excavation. 10' - Client: Mr. Amor Panlasigui Exploration Method: Case 580 Backhoe Exploration Date: July 22, 2005 Ground Elevation: 506 feet Figure A-2 SUE Job No.528 Proposed Adult Family Home UNIFIED SOIL CLASSIFICATION SYSTEM DESCRIPTION WELL -GRADED GRAVELS OR GRAVEL -SAND MIXTURES, LITTLE OR NO FINES POORLY -GRADED GRAVELS OR GRAVEL -SAND MIXTURES, LITTLE OR NO FINES SILTY GRAVELS, GRAVEL -SAND -SILT MIXTURES CLAYEY GRAVELS, GRAVEL -SAND -CLAY MIXTURES WELL -GRADED SAND OR GRAVELLY SANDS, LITTLE OR NO FINES POORLY -GRADED SANDS OR GRAVELLY SANDS, LITTLE OR NO FINES SILTY SANDS, SAND -SILT MIXTURES CLAYEY SANDS, SAND -CLAY MIXTURES INORGANIC SILTS, VERY FINE SANDS, ROCK FLOUR, SILTY OR CLAYEY FINE SANDS OR CLAYEY SILTS WITH SLIGHT PLASTICITY INORGANIC CLAYS OF LOW TO MEDIUM PLASTICITY, GRAVELLY CLAYS, SANDY CLAYS, SILTY CLAYS, LEAN CLAYS ORGANIC SILTS AND ORGANIC SILT -CLAYS OF LOW PLASTICITY INORGANIC SILTS, MICACEOUS OR DIATOMACEOUS FINE SANDY OR SILTY SOILS, ELASTIC SILTS INORGANIC CLAYS OF HIGH PLASTICITY, FAT CLAYS I MAJOR DIVISIONS CLEAN GRAVELS N a id m vj (LITTLE OR NO FINES) z � 2 y w ' ZaZsz W T U 1" w�lL yN � hhRO�N J w w D: W W GRAVELS WITH FINES WZ �c Z (APPRECIABLE AMOUNT OF FINES) t� = v a r r U. g uo z xz W zif CLEAN SANDS °o ww Fw (LITTLE OR NO FINES) Zy,� h if w Lu r o O y O 0 z U� w ¢Wo g a U SANDS N y '(n NW= WITH FINES 0] >~ w� (APPRECIABLE 2❑ O ❑ H N w AMOUNT OF FINES) cc m ORGANIC CLAYS OF MEDIUM TO HIGH PLASTICITY, ORGANIC SILTS PEAT AND OTHER HIGHLY ORGANIC SOILS F __ SZ DEPTH OF GROUNDWATER DURING DRILLING — z> U) mN J I dj SILTS & CLAYS � JW " � �' oa LIQUID LIMIT LESS THAN 50 u) a N'- LL$ w Z� Z w Z F V7 =Z z SILTS &CLAYS W � W w a LIQUID LIMIT GREATER THAN 50 LLLL 0 N HIGHLY ORGANIC SOILS SOIL CLASSIFICATION CHART AND KEY TO TEST PIT LOG S&EE