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97-100091 (2)�0 t kA 66 44 65 64 63 TOP`_OF SLOPE +� G Ilk �ga MAPLE SAPLING CEDAR SAPLING FIR S AP LI N-G ® HEMLOCK SAPLING m SPRUCE SAPLING 27,/ r A �'i\o �0� STAMP NOT VALID REV NO. DATE DESCRIPTION I APPROVt UNLESS SIGNED AND DATED DALEY-MORROW-POBLETE, INC. CLIENT SCHNEIDER HOMES, INC. 1215 CENTRAL_ AVENUE SOUTH, SUITE 133 6510 SOUTHCENTER BLVD., TUKWILA, WA. 98188 Q ��F WAsy/y�� PHONE: (253)854 I93404N(FAX)854-6663 98032 PHONE No. (206)248-2471 DMSION 2 HERITAGE WOODS F 22962 ENGINEERING - SURVEYING ss F� 1 S T E�� �� NEW VEGETATION ® LAND PLANNING /��q( LAND S incorporated DRAWNRY TEP SCALE 1" = 30, DRAWING 97215—WET 1 SHEET EXPIRES: 4 APR 99 APPROVED DATE 22 N O V 99 JOBS` 97215 �J f &� DRYCO DRYCO Surveying & Mapping 31218 PACIFIC HIGHWAY SOUTH FEDERAL WAY, WA 98003 (206) 838-1937 FAX (206) 838-3437 PCs of "WASys� CIO� A .r 6228 L3. k GIST8 SURVEYOR'S CERTIFICATE: THIS MAP CORRECTLY REPRESENTS A SURVEY MADE BY ME OR UNDER MY DIRECTION IN CONFORMANCE WITH THE REQUIREMENTS OF THE SURVEY RECORDING ACT. 40 " Fir GRAPHIC SCALE 1"=20' 0 20 40 60 COMMUNITY RECEIVEDVDEVELOPMENT BY PARTMENT AUG 2 9 1997 TREE LOCATION FOR: HE/R / 7A 67A001";>5 D,0 -T- DRAWN: SCALE: 1" = 20' CHECKED: DWG NAME: 95031—T RG W. DRYSDALE P.L.S. 6228 DATE: 8/18/97 JOB No: C U FILL SPECIFICATIONS: 1. THE AREA TO BE FILLED SHALL BE PREPARED BY STRIPPING ALL EXISTING TOPSOIL,UNSUITABLE MATERIAL, VEGETATION AND ANY ORGANIC MATERIAL, THE GEOTECH ENGINEER SHALL INSPECT THE SITE AFTER PREPARATION AND PRIOR TO FILL PLACEMENT. 2. THE GENERAL FILL SHOULD CONSIST OF THE FOLLOWING: • A GRANULAR FILL FREE OF ORGANIC DEBRIS. • BE PLACED AT OR NEAR THE OPTIMUM MOISTURE CONTENT SUCH THAT IT CAN BE PLACED AND COMPACTED TO THE FOLLOWING PER- CENTAGE OF THE MAXIMUM DRY DENSITY AS DETERMINED BY ASTM D 1557. 95% - UNDER BUILDINGS AND PAVEMENTS AND WITHIN A 45 DEGREE SLOPE FROM BUILDING FOUNDATIONS. 90% REMAINING AREAS (YARDS AND LANDSCAPING AREAS) • THE FIRST TWO FEET OF FILL PLACED OVER THE PREPARED SUBGRADE SHOULD CONSIST OF A GRANULAR FILL WITH A MAXIMUM OF 7.5% FINES PASSING THE #200 SIEVE. THIS LAYER SHOULD BE CONTINUOUS AND EXTEND FROM THE BASE OF THE SLOPE TO THE TOE OF THE NEWLY PLACED FILL. 3 FILL SHALL BE SPREAD EVENLY AND COMPACTED USING A VIBRATORY OR SHEEP'S FOOT DRUM ROLLER 4. COMPACTION TESTS SHALL BE TAKEN DURING THE FILL PLACEMENT AT THE DIRECTION OF THE GEOTECH ENGINEER AND LIFTS FAILING THE MIN. COMPACTION SHALL BE RE -CONDITIONED (OR REMOVED) AND RE -COM- PACTED. ,-IN � 131a ► 1=11I, 17-2- WASHED, (�OUNC7�D NOTE'. DEPTH Ol- DF:�1N►�OC�C TRENCA POND pRAINROGk Z4Ml N . W ! I-d._. CAE AETE�ZN�1 N F� ay 6GOiTc-H. ENGR. oN- Si pVRItaG TRF�G-4 E�G�v���!oN WRAP ALL <. St DES W 1 TH FILTER FRF Ic- BoTrDM OF TRCrN�N (Npt l-WO\1Eta) ISF_ MINA. Co" It"am NATr. SDI[ Lo " PERF. P t PE I - NDS N -12- C P\JC SDR 3S - 1-o C ATI ►.t o� I ►•ITF RCMP roles IRt�,NGH AS SHOW/v or,, PVT" MA-1 SE_ 9N►7,_3_USTL� GEOTF_Ct_t. ENGR. E/lj- StTr__ pVRL►..l G IN STprLLN_noN . N O SGP ILp_ NOTES: 1. ALL NEW FILL SLOPES SHALL NOT EXCEED 2:1 GRADE. 2. UPON COMPLETION OF GRADING, THE SLOPE SHALL IMMEDIATELY BE HYDROSEEDED OR SEEDED WITH MULCH TO THE SATISFACTION OF THE CITY ENGINEER. 3. THE CITY INSPECTOR SHALL BE NOTIFIED MIN. 24 HOURS PRIOR TO COM- MENCING CONSTRUCTION. i 7-Rhcz NOTE: RAISE EXISTING SIDE SEWER STUBS USING 450 ELBOW. PIPE TO WITHIN 4ft. OF FINISHED GROUND SURFACE. r?' 1 1� .7W•V ��. IE : 386 - I I 0' w) (RAISE RIM TO EL, 412.0') MAH #s RI ty\ •. 390 . 4 IE lE' 370 � 7� C�1�, ►�� C��PZ[kJG (��M =�, L1M!T OF NOTE: ALL FUTURE HOUSES WITHIN TRACTS H&J SHALL BE SUPPORTED BY A STRUCTURAL PILE FOUNDATION. QU P', ,dT1Tf OF F l t--L : a5, Oc'U GY -' 390 REV, S% ?._. --, APR &3,� CITY OF F,_ JAE(;ER ENGINEERING 9419 S. 204 f'i. Kent, Wa. 98031 (206) 850-0934 R�Ylslnnrs By 1z 4 `t7...� I Qr- I '3 Y 2 rrnn U1 D 0 CL O '-� D L ef W O PNTF.:: 10 - CP -97 L-F-. f11- 30, DRAWr4: J.J.J. Jog" 1 OF 28' mi®H ml�M nta■ i 12' - i P LOT F 1 L L- SECT I O t--1 S 5C,P L-E -- HOR Iz : �1 3 ZOI 20' I 12' I 33, s DIETZGEN CORPORATION �� 4 PRINTED IN U.S.A. Y o' O z X M r 00 0) I CV I U O rn 00 LO / N N M r- rn O Y N 0 V) 0 a U Y 3 0 c U) EXISTING GRADE A/i- -� DESIGN GEOGRID LENGTH (L) /------- FINISH GRADE (2H:1 V) (PROVIDE EROSION PROTECTION) - - �\7< 77 - - -------------- LAYER ----- LAYER "KEY -IN" FILL CUTTING STEPS - 6 -- - �;�j�\,�\/�j - - - C (2 FT MAX HEIGHT) IN BACK SLOPE. \ LAYER 5 ------------------------- GEOGRID REINFORCEMENT LAYER 4 (SEE NOTES 1 & 2) \ LAYER 3---- STRUCTURAL BACKFILL -- -------------- CONTRACTOR TO MAINTAIN SAFE CONSTRUCTION SLOPES NATIVE, COMPACT OR DENSE SUBGRADE MSE WALL AND ROCKERY WALL FOUNDATION SUBGRADES SHALL BE APPROVED BY THE GEOTECHNIC;AL ENGINEER PRIOR TO BEGINNING CONSTRUCTION EXISTING GRADE DESIGN GEOGRID LENGTH (L) FINFORCEMENT LAYER SCHEDULE Spacing Reinforcement Between :.aver No. Length (L)* Layers (D) 8 6.5 ft 1.0 ft 7 6.5 ft 1.0 ft 6 6.5 ft 1.0 ft _ 5 6.5 ft 1.0 ft 4 6.5 ft 1.0 ft 3 6.5 ft 1.0 ft 2 6.5 ft 0 ft 1 6.5 ft -1* EMBEDMENT 1'-6" (MIN.) FOUR LARGE MAN ROCK (Mira) FOUNDATION DRAIN TYPICAL DESIGN SECTION F _6-FOOT HIGH RASE WALL - LOT 0 5 10 FEET FINISH GRADE (2H:1 V) (PROVIDE EROSION PROTECTION) ____---LAYER _6 "KEY -IN" FILL CUTTING STEPS- (2 FT MAX HEIGHT) IN BACK SLOPE. \�`� \--------- _LAYER _5 STRUCTURAL BACKFILL \ CONTRACTOR TO MAINTAIN SAFE CONSTRUCTION SLOPES GEOGRID REINFORCEMENT (SEE NOTES 1 & 2) NATIVE, COMPACT OR DENSE SUBGRADE MSE WALL AND ROCKERY WALL FOUNDATION SUBGRADES SHALL BE APPROVED BY THE GEOTECHNICAL ENGINEER PRIOR TO BEGINNING CONSTRUCTION DRAIN GRAVEL AS SPECIFIED 6-INCH DIAM. PERFORATED CPE DRAIN PIPE SLOPED TC PROVIDE POSITIVE DRAINAGE AND CONNECT TO SITE DRAINAGE SYSTEM 10- 12-INCH (MIN) rrnTEXTILE FABRIC (SEE NOTE 7) 4-INCH (MIN) BEDDING 3 FOUNDATION DRAIN PIPE F.1 NOT TO SCALE LAYER 4 LAYER -3---_ (D) LAYER 2 T LAYER 1 4'40" VA PEINFORCEMENT LAYER SCHEDULE Spacing Reinforcement Between Layer No. Length (L)* Layers (D) 5 5.0 ft 4 5.0 ft 3 5.0 ft 2 5.0 ft 1 5.0 ft EMBEDMENT 1'-6" (MIN.) FOUR LARGE MAN ROCK (MIN.) 3 FOUNDATION DRAIN F.1 TYPICAL DESIGN SECTION OF 4-FOOT HIGH MSE WALL - LOT 58 1 .0 ft 1 .0 ft 1.0 ft 1 .0 ft EXPIRES NOTES: 1. Reinforcenienl shall consist of a geogrid oquivalont to or oxcooding Tensar UX1400HS. The geogrid shall conform to the minimum physical requirements as indicated below. Prior to deploying the geogrid reinforcement, the Contractor shall submit to the Engineer a manufacturer's certificate of compliance. The geogrid reinforcement shall be free from defects or damage. If the geogrid is stored on site, the Contractor shall take measures to protect it from damage, keep it free from dust and dirt, and cover it with an opaque plastic sheet to prevent degradation from ultra -violet light. MINIMUM PHYSICAL PROPERTY REQUIREMENTS: Ultimate Strength (unfactored). . . . . 4,570 Ibs/ft (GRI-GGI guidelines) LTDS, well graded Sand & Gravel . . .1 ,700 Ibs/ft (GRI-GGI guidelines) 2. The reinforcement shall form horizontally continuous layers. Except where a second layer of grid is required at the return wall face, no overlaps or seams shall be oriented parallel to the face of the wall. The Contractor may join the reinforcement by overlapping it a minimum of 18-inches such that the seams are oriented perpendicular to the face of the wall. The Contractor shall ensure that the geogrid is deployed so that the geogrid strength is in the direction perpendicular to the face of the wall and meets the specified minimum physical properties. 3. The contractor shall use falsework at the face of the wall to I provide temporary support during the placement of each lift. 4. Structural fill shall be compacted to at least 95 percent of the Maximum Modified Proctor density (ASTM D-1557). Structural fill shall meet the gradation requirements listed in these notes. 5. Heavy compaction equipment shall remain at least two (2) feet from the face of the wall. Structural fill placed within three feet of the face of the wall shall be compacted firmly using a minimum of two passes with light compaction equipment. No vehicles shall operate directly on the reinforcement. A minimum of six -inches of fill shall be placed on the reinforcement before equipment may operate on it. 6. Drain gravel Shall consist of clean gravel and shall meet the gradation requirements listed in these notes. GRADATION REQUIREMENTS U.S. STAND,�RD PERCENT PASSING BY DRY WEIGHT SIEVE SIZE STRUCTURAL FILL DRAIN GRAVEL 2-1/2 INCH 100 100 3/4 INCH 100 70 - 100 NO. 4 25 - 100 30 - 60 NO. 10 10 - 80 20 - 50 NO. 40 0 - 35 10 - 30 NO. 200 0 - 10 0 - 2 7. A geotextile fabric shall be placed under drain gravel as shown. The geotextile shall consist of a nonwoven, polyester or polyethylene fiiter fabric with a minimum flow rate of 120 gpm/ft2 (ASTM D-4491), and a minimum Grab Tensile strength of 120 Ibs as measured by ASTM D 4632. 8. Golder Associates shall inspect the condition of foundation to determine suitability and to provide recommendations if improvement is necessary. 9• The Reinforced Rockery Wall design is based on the plan titled "Heritage Wood, Tract H & J, Lot Grading Plan," prepared by Jaeger Engineering, dated October 6, 1997. 0 14/2/981 AG RDL REV. DATE DESCRIPTION DR BY RVW BY ASS���S SCALE: AS SHOWN PROJECT NO.: 973-1122 TASK NO.: - PROJECT: DES BY AG PARKLANE/HERITAGE WOODS/WA DR BY AG SHEET TITLE: CHK BY JJ REINFORCED ROCKERY RVW BY RDL WALL SECTIONS SHEET: x OF x DRAWING NO. REV. 1 0